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Grenfell Stage 2 Investigation into Project number: 60632092 Potential Land Contamination Impacts Prepared for: Royal Borough of Kensington and Chelsea AECOM Appendix B – Tables B1 - Summary of Historical Reports B2 - Summary of Historical Data B3 - Detailed Soil Sample Information B4 - Detailed Crop Sample Information B5 - Duplicate Sample Information B6 - Soil Type Summary According to Surface Cover B7 - Duplicate Sample RPD Analysis B8 - Curtins KALC Site Investigation Data Summary Comparison
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Page 1: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Stage 2 Investigation into Project number: 60632092Potential Land Contamination Impacts

Prepared for: Royal Borough of Kensington and Chelsea AECOM

Appendix B – TablesB1 - Summary of Historical Reports

B2 - Summary of Historical Data

B3 - Detailed Soil Sample Information

B4 - Detailed Crop Sample Information

B5 - Duplicate Sample Information

B6 - Soil Type Summary According to Surface Cover

B7 - Duplicate Sample RPD Analysis

B8 - Curtins KALC Site Investigation Data Summary Comparison

Page 2: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B1 - Summary Historical Reports Project number: 60632092

Report Title Location Date of testing Testing suites

Avondale Park - Phase II GeoenvironmentalAssessment Report, MLM Avondale Park

pHWater soluble sulphate

Avondale Park, Notting Hill, PRA, Ramboll(Feb 2013)

Avondale Park Jan-13

WS1 (0.25m)WS1 (1.5m)WS2 (2.0m)WS2 (3.0m)WS3 (0.5m)WS3 (1.0m)

WS4 (0.5m)WS4 (1.0m)WS4 (1.5m)WS4 (3.0m)WS5 (1.0m)WS5 (2.0m)

MetalsCyanide (free)

Phenols (Mono)pH

Speciated PAHsTPHs

Asbestos

Avondale Park, Notting Hill, TopsoilVerification Report, Pod Development

Area, Ramboll (Dec 2013)Avondale Park Nov-13

V1 (0.1-0.2m)V2 (0.08-0.2m)V3 (0.04-0.2m)

V4 (0.05-0.25m)V5 (0.05-0.3m)

V6 (0.05-0.25m)V7 (0.1-0.2m)V8 (0.1-0.2m)

MetalsCyanide (free & total)

Phenols (Mono)pH

Speciated PAHsTPHsBTEX

Asbestos

Avondale Park, Notting Hill GroundContamination Interpretative Report,

Ramboll (Sept 2014)Avondale Park Mar-14

Apr-14

BH01 (1.0m)BH01 (8.0m)BH02 (0.2m)BH02 (0.6m)

BH02 (2.75m)BH02 (4.0m)BH02 (6.0m)BH02 (7.0m)BH02 (9.0m)BH04 (0.2m)BH04 (0.6m)BH04 (1.4m)BH04 (4.0m)BH05 (0.2m)BH05 (0.6m)BH05 (1.0m)

BH05 (2.75m)BH05 (5.0m)

BH05 (7.00m)BH06 (0.20m)

BH06 (0.60m)BH06 (1.00m)BH06 (1.80m)BH06 (2.25m)BH07 (0.20m)BH07 (0.60m)BH07 (1.0m)

BH07 (2.75m)BH07 (5.00m)BH08 (0.20m)BH08 (0.60m)BH08 (1.0m)HA1 (0.10m)HA1 (0.30m)HA2 (0.10m)HA2 (0.30m)HA3 (0.10m)HA3 (0.30m)HA3 (0.50m)HA4 (0.10m)

HA4 (0.50m)HA5 (0.10m)HA5 (0.30m)HA5 (0.50m)HA6 (0.10m)HA6 (0.30m)HA6 (0.50m)HA7 (0.10m)HA7 (0.30m)HA8 (0.10m)HA8 (0.30m)HA9 (0.10m)HA9 (0.50m)

HA10 (0.10m)HA11 (0.30m)HA12 (0.30m)HA13 (0.10m)HA13 (0.50m)HA14 (0.10m)HA14 (0.30m)

MetalsCyanide (free & total)

Phenols (Mono)pH

Speciated PAHsTPHsBTEX

Asbestos

Avondale Park Primary School - Report on aSite Investigation, Albury SI Ltd (March

2015)Avondale School Feb-15 Sample 3 (0.3m)

Sample 5 (1m)

MetalsAsbestos

ChromiumpH

Water soluble sulphateCyanide (total)Phenols (Mono)Speciated PAHs

TPHs

Avondale Primary School - Factual Report,Albury SI Ltd (May 2015) Avondale School Apr-15 Composite WAC sample

pHWater soluble sulphate

Composite WAC test: USEPA 16 PAHs, PCBs EC7,BTEX, Metals

Avondale Park Primary School - SoilContamination Report, Albury SI Ltd (Nov

2015)Avondale School May-15

Sample A (0.2m)Sample A (3m)

Sample B (0.5m)Sample B (3.7m)Sample C (0.5m)Sample C (1.5m)Sample D (0.1m)Sample E (0.5m)Sample F (0.2m)Sample F (2m)

MetalsAsbestos

pHWater soluble sulphate

TOCTotal Cyanide

Phenols (Mono)Speciated PAHs

BTEXTPHs

Avondale Park Primary School - ValidationReport, Albury SI Ltd (Oct 2016)

Avondale School Oct-16Topsoil A (0.1-0.5m)Topsoil B (0.1-0.5m)Topsoil C (0.1-0.5m)

MetalsAsbestos

pHWater soluble sulphate

TOCCyanide (total)Phenols (Mono)Speciated PAHs

BTEXTPHs

St Quintins Family Centre - Connaughts Ltd(January 2008)

St Quintins Family Centre Nov-07

TP1 (0.4m)TP2 (1.05m)TP3 (0.2m)TP3 (0.3m)TP5 (0.5m)TP5 (1.0m)TP6 (0.5m)

pHCyanide

Phenols (Mono)Speciated PAHs

MetalsAsbestos

St Quintins Family Centre - GolderAssociates Ltd (September 2011)

St Quintins Family Centre Jun-11

GA1 (0.2m)GA2 (0.2m)GA3 (0.2m)GA4 (0.2m)GA5 (0.2m)GA6 (0.2m)GA7 (0.2m)GA8 (0.2m)GA8 (0.5m)

GA9 (0.2m)GA10 (0.2m)GA11 (0.2m)GA12 (0.2m)GA12 (0.5m)GA13 (0.2m)GA14 (0.2m)GA15 (0.2m)GA16 (0.2m)

GA17 (0.2m)GA18 (0.2m)GA19 (0.2m)GA20 (0.2m)GA21 (0.2m)GA22 (0.2m)GA23 (0.2m)

TOCMetals

Speciated PAHsTPHsBTEX

RBKC undated report (see also excel filesfor Powis Square Gardens & Tavistock

Gardens, row 10& 11)Various Unknown Unknown

LeadBenzo(a)pyrene

NaphthaleneSum PAHs

Powis Square Gardens Excel (January 2006) Powis Square Gardens Jan-06

PS1A (0.2m)PS2B (0.2m)PS3C (0.2m)PS4D (0.2m)

PS5E (0.2m)PS6F (0.2m)PS7A (0.5m)PS8B (0.5m)

PS9C (0.5m)PS10D (0.5m)PS11E (0.5m)PS12F (0.5m)

LeadBenzo(a)pyrene

NaphthaleneSum of PAHs

Tavistock Gardens Excel (January 2006) Tavistock Gardens Jan-06

Tg1ATg2BTg3CTg4D

Tg5ETg6FTg8B

Tg10D

LeadBenzo(a)pyrene

NaphthaleneSum of PAHs

WS27 (0.1-0.3m) WS37A (0.2-0.4m) WS45 (0.1-0.3m)WS27A (0.2-0.4m) WS38 (0.1-0.3m) WS46 (0.2-0.5m)WS28 (0.2-0.4m) WS39 (0.1-0.3m) WS46A (0.1-0.3m)WS29 (0.1-0.3m) WS40 (0.1-0.3m) WS47 (0.2-0.5m)WS30 (0.1-0.3m) WS40A (0.1-0.3m) WS47A (0.1-0.4m)WS31 (0.1-0.3m) WS41 (0.1-0.3m) WS48 (0.1-0.4m)WS32 (0.1-0.3m) WS41A (0.1-0.3m) WS48A (0.1-0.3m)WS33 (0.1-0.3m) WS42 (0.1-0.3m) WS49 (0.2-0.4m)WS34 (0.1-0.3m) WS42A (0.1-0.4m) WS49A (0.2-0.4m)WS35 (0.1-0.3m) WS43 (0.1-0.3m) WS50 (0.1-0.3m)WS36 (0.1-0.3m) WS43A (0.1-0.3m) WS50A (0.1-0.3m)WS37 (0.1-0.3m) WS44 (0.1-0.3m)

Samples

Longstone Avenue Allotment -Investigation & Semi-Quantitative Risk

Assessment (November 2006)Sep-06

Longstone AvenueAllotment

MetalsSpeciated PAHs

BTEXTPHs

Prepared for: Royal Borough of Kensington and Chelsea 1 of 1 AECOM

Page 3: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

WS1

(0.2

5m)

WS1

(1.5

m)

WS2

(2.0

m)

WS2

(3.0

m)

WS3

(0.5

m)

WS3

(1.0

m)

WS4

(0.5

m)

WS4

(1.0

m)

WS4

(1.5

m)

WS4

(3.0

m)

WS5

(1.0

m)

WS5

(2.

0m)

V1 (0

.1-0

.2m

)

V2 (0

.08-

0.2m

)

V3 (0

.04-

0.2m

)

V4 (0

.05-

0.25

m)

V5 (0

.05-

0.3m

)

V6 (0

.05-

0.25

m)

V7 (0

.1-0

.2m

)

V8 (0

.1-0

.2m

)

BH01

(1.0

m)

Date Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Jan-13 Nov-13 Nov-13 Nov-13 Nov-13 Nov-13 Nov-13 Nov-13 Nov-13 Apr-14

Depth m 0.25 1.50 2.00 3.00 0.50 1.00 0.50 1.00 1.50 3.00 1.00 2.00 0.1-0.2 0.08-0.20 0.04-0.20 0.05-0.25 0.05-0.30 0.05-0.25 0.1-0.2 0.1-0.2 1.00

Lead mg/kg 179 994 151 149 140 209 1976 - 788 306 4445 2671 40 35 35 120 100 340 97 81 610

Naphthalene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 0.8 0.5 - <0.5 <0.5 <0.5 1.6 <0.05 <0.05 <0.05 <0.05 <0.05 <0.05 <0.05 <0.05 0.47

Acenaphthylene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 - <0.5 <0.5 <0.5 <0.5 <0.20 <0.20 <0.20 <0.20 <0.20 0.53 <0.20 <0.20 <0.20

Acenaphthene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 - <0.5 <0.5 <0.5 <0.5 <0.10 <0.10 <0.10 0.32 <0.10 0.36 <0.10 <0.10 <0.10

Fluorene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 - <0.5 <0.5 <0.5 <0.5 <0.20 <0.20 <0.20 0.23 <0.20 0.47 <0.20 <0.20 <0.20

Phenanthrene mg/kg 1.7 1 <0.5 0.5 <0.5 0.9 1.8 - <0.5 <0.5 0.7 <0.5 <0.20 <0.20 <0.20 5.4 <0.20 6.1 0.61 1.1 1

Anthracene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 0.7 - <0.5 <0.5 <0.5 <0.5 <0.10 <0.10 <0.10 1.2 <0.10 1.5 0.17 0.2 0.22

Fluoranthene mg/kg 2.3 1.3 <0.5 0.7 0.7 0.9 3.6 - 0.6 <0.5 1.1 <0.5 <0.20 <0.20 <0.20 5.8 1.1 16 2.2 2.7 2.3

Pyrene mg/kg 1.7 0.9 <0.5 <0.5 <0.5 0.6 3.4 - <0.5 <0.5 1 <0.5 <0.20 <0.20 <0.20 4.6 1 14 2 2.4 2.1

Benzo(a)anthracene mg/kg 1 0.6 <0.5 <0.5 <0.5 <0.5 2.9 - <0.5 <0.5 1 <0.5 <0.20 <0.20 <0.20 2.3 0.66 9.6 1.3 1.2 2

Chrysene mg/kg 1 0.6 <0.5 <0.5 <0.5 <0.5 3.1 - <0.5 <0.5 0.8 <0.5 <0.05 <0.05 <0.05 2.6 0.68 8.3 1.3 1.7 1.3

Benzo(b)fluoranthene mg/kg 0.7 <0.5 <0.5 <0.5 <0.5 <0.5 2.5 - <0.5 <0.5 1 <0.5 <0.10 <0.10 <0.10 2.4 0.83 10 1.7 1.8 2.5

Benzo(k)fluoranthene mg/kg 1 0.6 <0.5 <0.5 <0.5 <0.5 3.1 - <0.5 <0.5 1.2 <0.5 <0.20 <0.20 <0.20 1.5 0.41 6.6 1 1.2 0.91

Benzo(a)pyrene mg/kg 0.7 <0.5 <0.5 <0.5 <0.5 <0.5 3.5 - <0.5 <0.5 1 <0.5 <0.10 <0.10 <0.10 2.4 0.73 11 1.8 1.9 1.8

Indeno(123-cd)pyrene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 2.5 - <0.5 <0.5 1 <0.5 <0.20 <0.20 <0.20 0.91 0.38 4.8 0.76 0.87 1

Dibenzo(a,)anthracene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 0.7 - <0.5 <0.5 <0.5 <0.5 <0.20 <0.20 <0.20 <0.20 <0.20 0.86 <0.20 <0.20 <0.20

Benzo(g,h,i)perylene mg/kg <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 2.4 - <0.5 <0.5 0.8 <0.5 <0.05 <0.05 <0.05 1.2 0.44 5.5 0.89 1 1

PAH (sum) mg/kg 10.2 4.9 <0.5 1.2 0.7 3.2 30.7 - 0.6 <0.5 9.4 1.6 <1.6 <1.6 <1.6 31 6.4 96 14 16 17

Coronene mg/kg - - - - - - - - - - - - - - - - - - - - -

Asbestos ND - - - - ND - ND - - ND - ND ND ND ND ND ND ND ND ND

Quantification % - - - - - - - - - - - - - - - - - - - - -

Notes

ND = Not Detected

- = Not tested

Avondale Park

Prepared for: Royal Borough of Kensington and Chelsea 1 of 11 AECOM

Page 4: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

BH01

(8.0

m)

BH02

(0.2

m)

BH02

(0.6

m)

BH02

Dup

licat

e (0

.6m

)

BH02

(2.7

5m)

BH02

(4.0

0m)

BH02

(6.0

0m)

BH02

(7.0

0m)

BH02

(9.0

0m)

BH03

(1.0

m)

BH03

(2.7

5m)

BH03

(4.0

m)

BH04

(0.2

m)

BH04

(0.6

m)

BH04

(1.4

m)

BH04

(4.0

m)

BH05

(0.2

0m)

BH05

(0.6

0m)

BH05

(1.0

0m)

BH05

(2.7

5m)

BH05

(5.0

0m)

BH05

(7.0

0m)

BH06

(0.2

0m)

BH06

(0.6

0m)

BH06

(1.0

0m)

BH06

(1.8

0m)

Date Apr-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 ? ? ? Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14

Depth m 8.00 0.20 0.60 0.60 2.75 4.00 6.00 7.00 9.00 1.00 2.75 4.00 0.20 0.60 1.40 4.00 0.20 0.60 1.00 2.75 5.00 7.00 0.20 0.60 1.00 1.80

Lead mg/kg 280 250 120 160 440 980 440 960 30 370 480 850 230 240 230 38 240 510 720 1100 870 36 710 180 150 390

Naphthalene mg/kg <0.05 0.31 0.18 0.17 2.9 1.5 0.27 0.39 <0.05 0.63 0.66 0.6 0.47 0.42 <0.05 <0.05 <0.05 2 1.7 0.47 0.94 <0.05 0.24 <0.05 <0.05 <0.05

Acenaphthylene mg/kg <0.20 0.26 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 0.22 0.49 <0.20 <0.20 <0.20 12 <0.20 <0.20 <0.20 <0.20 0.36 <0.20 <0.20 <0.20

Acenaphthene mg/kg <0.10 0.6 <0.10 <0.10 2.7 1.1 <0.10 0.21 <0.10 0.19 0.99 0.56 0.21 0.23 <0.10 <0.10 <0.10 2.9 <0.10 <0.10 0.81 <0.10 <0.10 <0.10 <0.10 <0.10

Fluorene mg/kg <0.20 0.53 <0.20 <0.20 2.2 1.3 <0.20 0.28 <0.20 <0.20 1.4 0.99 <0.20 0.43 <0.20 <0.20 <0.20 19 <0.20 0.32 0.67 <0.20 <0.20 <0.20 <0.20 <0.20

Phenanthrene mg/kg 1.7 7.4 1.8 1.8 15 7 0.63 3 1.2 2.2 8.2 7.2 3 6.9 1.9 <0.20 0.96 140 1.7 2.1 4.4 0.35 3.2 0.35 0.22 <0.20

Anthracene mg/kg 1.4 2.2 0.44 0.41 2.3 1.4 0.12 0.71 0.33 0.34 1.2 0.62 0.56 1.5 0.41 <0.10 0.26 43 0.47 0.56 0.49 <0.10 0.65 <0.10 <0.10 <0.10

Fluoranthene mg/kg 3 18 5.5 4.6 21 11 0.81 3.9 1.7 3.2 9.7 5.5 5.3 11 2.5 <0.20 2.4 120 3.3 5.7 5.6 0.43 8.5 0.67 0.37 <0.20

Pyrene mg/kg 2.4 16 5.3 4.4 20 8.4 0.75 3.1 1.4 2.6 7.3 3.9 4.3 8.6 2 <0.20 2.1 93 3.1 4.7 4.4 0.35 7.3 0.55 0.34 <0.20

Benzo(a)anthracene mg/kg 2.4 8.7 3.4 2.7 7.7 4.6 0.49 2 0.91 1.4 3.1 1.5 2.8 4.7 1.1 <0.20 1.3 48 1.8 2.5 1.7 0.21 4.3 0.35 <0.20 <0.20

Chrysene mg/kg 1.9 8.4 2.6 2.4 9.3 4.2 0.48 2 0.82 1.6 3 1.6 2.7 4.3 1.1 <0.05 1.1 52 2.2 2.9 2.2 0.13 4.6 0.39 <0.05 <0.05

Benzo(b)fluoranthene mg/kg 2.8 12 4.5 4 11 6.1 0.9 3 0.91 1.7 2.4 1.2 3.1 4.7 1.2 <0.10 1.3 46 2.1 2.7 1.8 0.21 5.5 0.28 <0.10 <0.10

Benzo(k)fluoranthene mg/kg 1.7 4.8 1.6 1.1 3.3 2.1 0.2 0.71 0.53 0.88 1.5 0.71 1.4 2.5 0.52 <0.20 0.79 28 1.8 1.4 1.2 <0.20 3.5 0.3 <0.20 <0.20

Benzo(a)pyrene mg/kg 3 9.2 3.4 2.7 6.8 4.4 0.55 2.1 0.88 1.3 2.1 1.1 2.8 4.2 1 <0.10 1.1 47 2.1 2 1.4 0.17 5.2 0.31 <0.10 <0.10

Indeno(123-cd)pyrene mg/kg 1.6 5 1.7 1.3 3.4 2.3 0.3 1.1 0.4 0.7 1 0.47 0.99 2 0.41 <0.20 0.48 18 1 0.89 0.68 <0.20 2.7 <0.20 <0.20 <0.20

Dibenzo(a,)anthracene mg/kg 0.3 0.68 0.26 <0.20 0.58 0.32 <0.20 0.28 <0.20 <0.20 <0.20 <0.20 <0.20 0.22 <0.20 <0.20 <0.20 2.7 0.29 0.23 0.21 <0.20 0.65 <0.20 <0.20 <0.20

Benzo(g,h,i)perylene mg/kg 1.7 4.7 1.7 1.5 3.5 2.3 0.35 1.2 0.39 0.83 1.4 0.63 1.3 2.2 0.48 <0.05 0.59 19 1 0.99 0.77 <0.05 3 <0.05 <0.05 <0.05

PAH (sum) mg/kg 24 98 32 27 110 57 6 24 9.6 18 44 27 29 54 13 <1.6 12 690 22 28 27 2 50 3.2 <1.6 <1.6

Coronene mg/kg - - - - - - - - - - - - - - - - - - - - - - - - - -

Asbestos ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND

Quantification % - - - - - - - - - - - - - - - - - - - - - - - - - -

Notes

ND = Not Detected

- = Not tested

Avondale Park

Prepared for: Royal Borough of Kensington and Chelsea 2 of 11 AECOM

Page 5: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

BH06

(2.2

5m)

BH07

(0.2

0m)

BH07

(0.6

0m)

BH07

(1.0

m)

BH07

(2.7

5m)

BH07

(5.0

0m)

BH08

(0.2

0m)

BH08

(0.6

0m)

BH08

(1.0

m)

HA1

(0.1

0m)

HA1

(0.3

0m)

HA2

(0.1

0m)

HA2

(0.3

0m)

HA3

(0.1

0m)

HA3

(0.3

0m)

HA3

(0.5

0m)

HA4

(0.1

0m)

HA4

(0.5

0m)

HA5

(0.1

0m)

HA5

(0.3

0m)

HA5

(0.5

0m)

HA6

(0.1

0m)

HA6

(0.3

0m)

HA6

(0.5

0m)

HA6

Dupl

icat

e (0

.50m

)

HA7

(0.1

0m)

Date Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Mar-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14

Depth m 2.25 0.20 0.60 1.00 2.75 5.00 0.20 0.60 1.00 0.10 0.30 0.10 0.30 0.10 0.30 0.50 0.10 0.50 0.10 0.30 0.50 0.10 0.30 0.50 0.50 0.10

Lead mg/kg 16 660 650 180 620 180 620 650 920 310 390 130 210 240 230 230 550 210 190 150 350 41 400 520 350 450

Naphthalene mg/kg <0.05 0.62 0.75 0.11 0.87 <0.05 0.52 0.34 0.15 0.58 0.21 1.1 <0.05 <0.05 <0.05 <0.05 0.24 <0.05 0.55 1.2 0.43 0.76 0.42 0.17 0.24 0.52

Acenaphthylene mg/kg <0.20 0.4 0.31 <0.20 <0.20 <0.20 0.63 0.58 <0.20 0.29 <0.20 2.5 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 1 1.1 0.73 0.44 0.29 <0.20 0.3 0.52

Acenaphthene mg/kg <0.10 0.62 1.2 <0.10 <0.10 <0.10 4.1 2.3 0.13 <0.10 <0.10 11 <0.10 <0.10 0.29 <0.10 <0.10 <0.10 0.88 2 0.45 0.29 <0.10 <0.10 <0.10 0.72

Fluorene mg/kg <0.20 0.6 1.4 <0.20 <0.20 <0.20 4.3 2.6 <0.20 0.25 <0.20 13 <0.20 <0.20 0.26 <0.20 <0.20 <0.20 1.1 2.8 0.63 0.72 <0.20 <0.20 <0.20 0.8

Phenanthrene mg/kg <0.20 13 16 0.75 1 <0.20 35 32 2.3 3.1 0.82 140 1.1 1.4 4.2 3 1.8 0.44 12 23 7.5 3.2 2.1 1.2 3 7.9

Anthracene mg/kg <0.10 3.1 4.2 0.35 0.16 <0.10 11 8.6 0.38 0.8 0.12 44 0.37 0.3 0.91 0.65 0.33 <0.10 3.2 5 2 0.33 0.42 0.24 0.66 1.8

Fluoranthene mg/kg <0.20 24 25 2.6 1 <0.20 50 39 3.8 7.5 2.1 200 3.9 2.7 7.5 5.4 4.4 0.87 22 29 15 0.75 4.9 3.3 7.6 14

Pyrene mg/kg <0.20 20 21 2.4 1 <0.20 40 30 3.3 6.3 1.9 160 3.5 2.3 6.7 4.5 3.8 0.71 20 22 13 0.54 4.2 3 6.3 11

Benzo(a)anthracene mg/kg <0.20 12 11 1.5 0.73 <0.20 22 16 1.8 4.4 1.1 100 2.3 1.2 3.7 2.4 2.2 0.49 16 15 9.1 0.35 3.1 2.5 4.8 7.1

Chrysene mg/kg <0.05 9.2 11 1.6 0.8 <0.05 20 14 2 3.4 1.3 91 2.3 1.4 3.6 2.4 2.3 0.48 11 11 6.8 0.27 2.4 1.9 3.7 6

Benzo(b)fluoranthene mg/kg <0.10 16 19 2.1 0.94 <0.10 23 15 3.4 6.7 1.6 110 4 1.8 5 3 4.3 0.76 17 15 9.1 0.42 3.8 3.5 5.6 5.9

Benzo(k)fluoranthene mg/kg <0.20 5.1 5.6 1.3 0.57 <0.20 11 8.8 0.99 2 0.9 50 1.1 0.95 2.1 1.4 1.1 0.31 9.1 8.8 6.1 0.2 1.9 1.5 2.8 5.4

Benzo(a)pyrene mg/kg <0.10 12 14 1.9 1 <0.10 19 14 2.4 4.6 1.4 93 3 1.4 3.9 2.3 2.8 0.59 15 14 9.2 0.35 3.2 2.8 4.8 6.5

Indeno(123-cd)pyrene mg/kg <0.20 5.5 6.8 0.97 0.41 <0.20 8.8 6.3 1.3 2.8 0.84 44 1.7 0.76 2 1.1 1.7 0.29 8.3 7.4 5.2 <0.20 2 1.8 2.7 3.7

Dibenzo(a,)anthracene mg/kg <0.20 1.3 1.6 <0.20 <0.20 <0.20 2.2 1.6 0.28 0.4 <0.20 13 0.46 <0.20 0.44 0.3 0.28 <0.20 1.6 1.4 0.98 <0.20 0.38 0.32 0.53 0.61

Benzo(g,h,i)perylene mg/kg <0.05 5.6 7.3 1 0.55 <0.05 8.9 6.6 1.3 2.8 0.91 45 1.7 0.87 2.1 1.3 1.7 0.28 7.9 7.3 5 <0.05 2 1.7 2.8 4.1

PAH (sum) mg/kg <1.6 130 150 17 9.2 <1.6 260 200 24 46 13 1100 25 15 43 28 27 5.2 150 170 91 8.6 31 24 46 76

Coronene mg/kg - - - - - - - - - - - - - - - - - - - - - - - - - -

Asbestos ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND Chrysotile ND ND ND ND ND ND

Quantification % - - - - - - - - - - - - - - - - - - - <0.001 - - - - - -

Notes

ND = Not Detected

- = Not tested

Avondale Park

Prepared for: Royal Borough of Kensington and Chelsea 3 of 11 AECOM

Page 6: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

HA7

(0.3

0m)

HA8

(0.1

0m)

HA8

(0.3

0m)

HA9

(0.1

0m)

HA9

Dupl

icat

e (0

.10m

)

HA9

(0.5

0m)

HA10

(0.1

0m)

HA11

(0.3

0m)

HA12

(0.3

0m)

HA13

(0.1

0m)

HA13

(0.5

0m)

HA14

(0.1

0m)

HA14

(0.3

0m)

Date Apr-14 Mar-14 Mar-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14 Apr-14 Mar-14 Mar-14 Mar-14 Mar-14

Depth m 0.30 0.10 0.30 0.10 0.10 0.50 0.10 0.30 0.30 0.10 0.50 0.10 0.30

Lead mg/kg 170 110 120 140 140 270 150 360 420 350 330 360 230

Naphthalene mg/kg 7.6 0.32 0.81 0.33 1.1 27 0.59 0.26 0.43 0.13 0.21 <0.05 0.63

Acenaphthylene mg/kg 28 0.58 1.4 0.58 2 120 0.54 0.51 0.54 <0.20 0.21 <0.20 <0.20

Acenaphthene mg/kg 35 0.4 1.3 0.39 0.85 25 5.3 0.51 0.52 0.22 0.76 <0.10 0.77

Fluorene mg/kg 60 0.35 1.3 0.67 2.4 93 4.7 0.51 0.54 0.21 0.68 <0.20 0.58

Phenanthrene mg/kg 600 6.2 18 8.2 25 1300 34 7.9 8.5 4.5 14 1.5 5.7

Anthracene mg/kg 150 1.7 5.8 2 4.4 240 11 1.4 1.4 0.94 3.9 0.3 0.95

Fluoranthene mg/kg 510 17 42 14 28 1400 62 13 15 13 30 3.8 6

Pyrene mg/kg 370 16 37 11 21 990 46 10 12 12 26 3.4 5.2

Benzo(a)anthracene mg/kg 320 9.6 25 6.6 12 630 39 6.5 7.4 7.9 15 1.9 2.6

Chrysene mg/kg 210 10 27 5.3 9.2 490 41 5.2 5.9 6.6 14 2.1 2.8

Benzo(b)fluoranthene mg/kg 260 13 42 7 11 660 58 6.2 8.3 11 21 2.6 3.5

Benzo(k)fluoranthene mg/kg 160 7.5 15 3.3 7.5 390 21 4.7 3.3 5.2 8.9 1.6 1.4

Benzo(a)pyrene mg/kg 260 12 33 5.9 10 590 43 6.6 6.4 8.8 17 2.3 2.8

Indeno(123-cd)pyrene mg/kg 130 6.5 18 3.3 6.1 320 24 3.4 3.7 4.8 9.2 1.4 1.4

Dibenzo(a,)anthracene mg/kg 30 1.8 5.1 0.63 1 61 5.2 0.54 0.59 0.71 1.3 0.31 0.35

Benzo(g,h,i)perylene mg/kg 130 7.3 19 3.7 6.2 300 23 3.5 3.8 4.8 8.9 1.5 1.5

PAH (sum) mg/kg 3300 110 290 73 150 7600 420 71 79 81 170 23 36

Coronene mg/kg - - - - - - - - - - - - -

Asbestos ND ND NDAmosite,

Chrysotile,Crocidolite

Amosite,Chrysotile ND ND Chrysotile ND ND ND ND ND

Quantification % - - - 0.014 No Quant - - <0.001 - - - - -

Notes

ND = Not Detected

- = Not tested

Avondale Park

Prepared for: Royal Borough of Kensington and Chelsea 4 of 11 AECOM

Page 7: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

Com

posi

te W

AC s

ampl

e

Tops

oil A

(0.1

0-0.

50m

)

Tops

oil B

(0.1

0-0.

50m

)

Tops

oil C

(0.1

0-0.

50m

)

Sam

ple

A (0

.2m

)

Sam

ple

A (3

m)

Sam

ple

B (0

.5m

)

Sam

ple

B (3

.7m

)

Sam

ple

C (0

.5m

)

Sam

ple

C (1

.5m

)

Sam

ple

D (0

.1m

)

Sam

ple

E (0

.5m

)

Sam

ple

F (0

.2m

)

Sam

ple

F (2

m)

Sam

ple

3 (0

.3m

)

Sam

ple

5 (1

m)

Date Apr-15 Oct-16 Oct-16 Oct-16 May-15 May-15 May-15 May-15 May-15 May-15 May-15 May-15 May-15 May-15 Feb-15 Feb-15

Depth m - 0.10 0.10 0.10 0.20 3.00 0.50 3.70 0.50 1.50 0.10 0.50 0.20 2.00 0.30 1.00

Lead mg/kg <0.0030 30 29 35 500 72 430 82 510 330 150 360 280 62 850 180

Naphthalene mg/kg <0.1 <0.1 <0.1 <0.1 1.2 <0.1 <0.1 <0.1 2.4 <0.1 1.7 0.8 1.4 <0.1 2.2 0.1

Acenaphthylene mg/kg <0.1 <0.1 <0.1 <0.1 3 <0.1 <0.1 <0.1 9.5 <0.1 5.6 2.2 3.6 <0.1 5.6 0.2

Acenaphthene mg/kg <0.1 <0.1 <0.1 <0.1 6.2 <0.1 <0.1 <0.1 4.7 <0.1 12 0.7 8.2 <0.1 5.4 <0.1

Fluorene mg/kg <0.1 <0.1 <0.1 <0.1 6.2 <0.1 <0.1 <0.1 6.6 <0.1 9.4 1.1 6.1 <0.1 4.6 0.1

Phenanthrene mg/kg 1.2 0.1 <0.1 <0.1 52 <0.1 3.1 2.8 120 0.5 160 11 83 1.3 97 2

Anthracene mg/kg 0.3 <0.1 <0.1 <0.1 16 <0.1 0.5 0.3 23 <0.1 44 2.3 22 <0.1 27 0.5

Fluoranthene mg/kg 1.9 0.2 0.2 <0.1 78 0.2 4.4 2.8 200 1.9 280 19 120 2.2 200 3.3

Pyrene mg/kg 1.4 0.2 0.1 <0.1 65 0.2 4.1 2.3 160 1.7 250 17 99 1.8 150 2.8

Benzo(a)anthracene mg/kg 0.7 <0.1 <0.1 <0.1 25 <0.1 2.8 0.6 65 0.6 120 9.6 35 0.6 92 1.8

Chrysene mg/kg 0.7 <0.1 <0.1 <0.1 25 <0.1 2.7 0.6 68 0.6 130 10 36 0.6 85 1.7

Benzo(b)fluoranthene mg/kg 0.6 <0.1 <0.1 <0.1 40 <0.1 2.3 0.3 41 0.4 93 7.8 26 0.2 65 1.5

Benzo(k)fluoranthene mg/kg 0.6 <0.1 <0.1 <0.1 46 <0.1 2.1 0.3 47 0.4 88 7.2 20 0.3 57 1.3

Benzo(a)pyrene mg/kg 0.7 <0.1 <0.1 <0.1 23 <0.1 2.2 0.3 45 0.4 98 7.7 19 0.2 58 1.4

Indeno(123-cd)pyrene mg/kg 0.3 <0.1 <0.1 <0.1 9.2 <0.1 1 <0.1 15 0.2 40 4.2 8 <0.1 28 0.6

Dibenzo(a,)anthracene mg/kg <0.1 <0.1 <0.1 <0.1 3.5 <0.1 0.4 <0.1 5.5 <0.1 14 1.5 2.9 <0.1 10 0.2

Benzo(g,h,i)perylene mg/kg 0.3 <0.1 <0.1 <0.1 9.5 <0.1 1 <0.1 <0.1 0.2 42 3.9 7.3 <0.1 25 0.5

PAH (sum) mg/kg 8.6 0.5 0.3 <0.1 410 0.5 27 10 810 6.7 1400 110 500 7.2 910 18

Coronene mg/kg <0.1 - - - - - - - - - - - - - - -

Asbestos - ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND

Quantification % - ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND

Notes

ND = Not Detected

- = Not tested

Avondale Park Primary School

Prepared for: Royal Borough of Kensington and Chelsea 5 of 11 AECOM

Page 8: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

TP1

(0.4

m)

TP2

(1.0

5m)

TP3

(0.2

m)

TP3

(0.3

m)

TP5

(0.5

m)

TP5

(1m

)

TP6

(0.5

m)

GA1

(0.2

m)

GA2

(0.2

m)

GA3

(0.2

m)

GA4

(0.2

m)

GA5

(0.2

m)

GA6

(0.2

m)

GA7

(0.2

m)

GA8

(0.2

m)

GA8

(0.5

m)

GA9

(0.2

m)

GA10

(0.2

m)

GA11

(0.2

m)

Date Nov-07 Nov-07 Nov-07 Nov-07 Nov-07 Nov-07 Nov-07 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11

Depth m 0.40 1.05 0.20 0.30 0.50 1.00 0.50 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.50 0.20 0.20 0.20

Lead mg/kg 56 13 - 190 44 13 60 98.6 219 244 137 122 <0.7 <0.7 190 248 187 228 185

Naphthalene mg/kg <0.05 - - <0.05 <0.05 - - 0.0261 0.0627 0.0634 0.0562 0.0503 0.0511 0.167 0.16 0.095 0.0511 0.097 0.407

Acenaphthylene mg/kg <0.05 - - <0.05 <0.05 - - 0.0846 0.286 0.16 0.104 0.104 0.0925 0.311 0.263 0.163 0.138 0.165 0.0934

Acenaphthene mg/kg <0.05 - - <0.05 <0.05 - - 0.0264 0.0763 0.0447 0.0429 0.0271 0.032 0.137 0.151 0.0604 0.135 0.0837 0.0283

Fluorene mg/kg <0.05 - - <0.05 <0.05 - - 0.0295 0.107 0.0479 0.0555 0.0303 0.0349 0.118 0.198 0.08 0.125 0.0905 0.0279

Phenanthrene mg/kg 0.14 - - 0.26 0.32 - - 0.34 1.64 0.722 0.66 0.445 0.57 1.57 2.53 1.47 1.43 1.45 0.444

Anthracene mg/kg 0.05 - - 0.12 0.05 - - 0.142 0.996 0.301 0.213 0.159 0.181 0.624 0.768 0.35 0.46 0.394 0.152

Fluoranthene mg/kg 0.38 - - 0.97 0.74 - - 0.903 7.67 2.22 1.4 1.25 1.35 4.49 5.28 3.23 3.12 3.42 1.32

Pyrene mg/kg 0.3 - - 0.89 0.65 - - 0.786 6.79 1.91 1.2 1.09 1.18 4.1 4.23 2.74 2.74 3.03 1.18

Benzo(a)anthracene mg/kg <0.20 - - 0.44 0.27 - - 0.538 4.19 1.31 0.828 0.73 0.78 3.15 2.68 1.67 1.89 1.77 0.907

Chrysene mg/kg 0.19 - - 0.54 0.34 - - 0.433 3.84 1.1 0.695 0.644 0.646 2.59 2.14 1.49 1.45 1.67 0.703

Benzo(b)fluoranthene mg/kg 0.26 - - 0.61 0.35 - - 0.835 6.74 1.88 1.19 1.28 1.18 4.96 3.46 2.53 2.45 2.71 1.45

Benzo(k)fluoranthene mg/kg 0.23 - - 0.54 0.3 - - 0.256 2.1 0.694 0.422 0.449 0.388 2.02 1.31 0.886 0.862 0.919 0.467

Benzo(a)pyrene mg/kg 0.28 - - 0.53 0.39 - - 0.644 5.15 1.55 0.965 0.935 0.924 4.31 2.82 1.91 2.04 2.07 1.12

Indeno(123-cd)pyrene mg/kg 0.15 - - 0.32 0.23 - - 0.411 3.35 0.955 0.583 0.699 0.657 2.65 1.83 1.05 1.09 1.2 0.636

Dibenzo(a,)anthracene mg/kg <0.05 - - <0.05 <0.05 - - 0.126 0.968 0.286 0.183 0.216 0.21 0.778 0.606 0.291 0.307 0.356 0.18

Benzo(g,h,i)perylene mg/kg 0.08 - - 0.51 0.38 - - 0.505 3.88 1.14 0.7 0.859 0.787 3.13 2.06 1.28 1.34 1.54 0.776

PAH (sum) mg/kg 2.2 - - 5.8 4 - - 6.09 47.8 14.4 9.3 8.96 9.07 35.1 30.5 19.3 19.6 21 9.53

Coronene mg/kg - - - - - - - - - - - - - - - - - - -

Asbestos - - Chrysotile - - - - ND* ND* Amosite,Chrysotile*

Crocidolite* Crocidolite* ND* Chrysotile, Amosite* ND* - ND* Amosite* ND*

Quantification % - - - - - - - - - <0.001 <0.001 <0.001 - <0.001 - - - <0.001 -

Notes

ND = Not Detected

- = Not tested

St Quintins Family Centre

Prepared for: Royal Borough of Kensington and Chelsea 6 of 11 AECOM

Page 9: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

GA12

(0.2

m)

GA12

(0.5

m)

GA13

(0.2

m)

GA14

(0.2

m)

GA15

(0.2

m)

GA16

(0.2

m)

GA17

(0.2

m)

GA18

(0.2

m)

GA19

(0.2

m)

GA20

(0.2

m)

GA21

(0.2

m)

GA22

(0.2

m)

GA23

(0.2

m)

Date Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jun-11 Jul-11

Depth m 0.20 0.50 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20

Lead mg/kg 161 131 359 268 298 296 126 274 126 144 227 93 -

Naphthalene mg/kg 0.0436 0.043 0.0276 0.0275 0.0512 0.066 0.0418 0.119 0.0436 0.0363 0.111 0.0292 -

Acenaphthylene mg/kg 0.104 0.0924 0.065 0.0434 0.0692 0.0895 0.121 0.209 0.179 0.0935 0.123 0.0513 -

Acenaphthene mg/kg 0.0384 0.0744 0.0128 0.0126 0.2 0.0766 0.038 1.03 0.0385 0.0262 0.057 0.0182 -

Fluorene mg/kg 0.0681 0.0923 0.0144 0.0139 0.173 0.0555 0.0713 0.766 0.04 0.0251 0.0802 0.0174 -

Phenanthrene mg/kg 0.621 1.18 0.284 0.24 1.59 2.66 0.895 14.9 0.6 0.395 1.21 0.281 -

Anthracene mg/kg 0.2 0.394 0.0846 0.0672 0.482 0.687 0.249 4.43 0.315 0.149 0.796 0.0932 -

Fluoranthene mg/kg 1.27 3.11 0.799 0.651 3 4.66 1.64 19.6 2.99 1.17 2.92 0.943 -

Pyrene mg/kg 1.05 2.48 0.7 0.571 2.39 3.62 1.38 15.4 2.93 1.05 2.37 0.853 -

Benzo(a)anthracene mg/kg 0.667 1.5 0.466 0.407 1.25 1.85 0.921 8.23 2.26 0.773 1.4 0.576 -

Chrysene mg/kg 0.534 1.3 0.46 0.402 1.13 1.76 0.936 6.59 1.85 0.722 1.45 0.633 -

Benzo(b)fluoranthene mg/kg 0.948 2.24 0.787 0.635 1.61 2.37 1.61 8.79 3.63 1.43 1.78 1.26 -

Benzo(k)fluoranthene mg/kg 0.348 0.747 0.285 0.227 0.617 0.996 0.637 3.61 1.27 0.485 0.738 0.457 -

Benzo(a)pyrene mg/kg 0.756 1.73 0.574 0.442 1.25 1.71 1.12 7.34 2.9 1.09 1.47 0.832 -

Indeno(123-cd)pyrene mg/kg 0.453 1.13 0.352 0.28 0.684 0.99 0.751 3.94 1.69 0.667 1 0.635 -

Dibenzo(a,)anthracene mg/kg 0.134 0.314 0.113 0.0866 0.21 0.322 0.236 1.15 0.486 0.186 0.333 0.195 -

Benzo(g,h,i)perylene mg/kg 0.552 1.43 0.463 0.362 0.827 1.3 0.998 4.63 2.01 0.82 1.21 0.834 -

PAH (sum) mg/kg 7.79 17.9 5.49 4.47 15.5 23.2 11.7 101 23.2 9.11 17.1 7.71 -

Coronene mg/kg - - - - - - - - - - - - -

Asbestos ND* - ND* ND* ND* ND* ND* ND* ND* ND* ND* ND* ND*

Quantification % - - - - - - - - - - - - -

Notes

ND = Not Detected

- = Not tested

St Quintins Family Centre

Prepared for: Royal Borough of Kensington and Chelsea 7 of 11 AECOM

Page 10: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

AthloneGarden

Chelsea PhysicGarden

HollandPark (D-Garden)

LeightonHouse

PowisSquare

Gardens

RedcliffeSquare

Gardens

TavistockGardens

PS1A

(0.2

m)

PS2B

(0.2

m)

PS3C

(0.2

m)

PS4D

(0.2

m)

PS5E

(0.2

m)

PS6F

(0.2

m)

PS7A

(0.5

m)

PS8B

(0.5

m)

PS9C

(0.5

m)

PS10

D (0

.5m

)

PS11

E (0

.5m

)

PS12

F (0

.5m

)

Date NA NA NA NA Jan-06 NA Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06

Depth m 0.20 0.20 0.20 0.20 0.20 0.20 0.50 0.50 0.50 0.50 0.50 0.50

Lead mg/kg 290-590 410-820 75-260 72-600 35-1200 120-470 170-410 230 420 1100 35 280 610 200 600 1200 310 250 500

Naphthalene mg/kg <0.5-0.5 <0.5-0.5 <0.5-0.5 <0.5-0.5 <0.5-0.5 <0.5-0.5 <0.5-0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5

Acenaphthylene mg/kg - - - - - - - - - - - - - - - - - - -

Acenaphthene mg/kg - - - - - - - - - - - - - - - - - - -

Fluorene mg/kg - - - - - - - - - - - - - - - - - - -

Phenanthrene mg/kg - - - - - - - - - - - - - - - - - - -

Anthracene mg/kg - - - - - - - - - - - - - - - - - - -

Fluoranthene mg/kg - - - - - - - - - - - - - - - - - - -

Pyrene mg/kg - - - - - - - - - - - - - - - - - - -

Benzo(a)anthracene mg/kg - - - - - - - - - - - - - - - - - - -

Chrysene mg/kg - - - - - - - - - - - - - - - - - - -

Benzo(b)fluoranthene mg/kg - - - - - - - - - - - - - - - - - - -

Benzo(k)fluoranthene mg/kg - - - - - - - - - - - - - - - - - - -

Benzo(a)pyrene mg/kg 0.5-5.5 0.5-1.9 <0.5-0.5 0.5-0.8 0.5-2.2 0.5-2.4 0.5-0.6 0.55 1.4 0.75 2.2 0.55 2.1 < 0.5 1.9 6.4 1.4 < 0.5 < 0.5

Indeno(123-cd)pyrene mg/kg - - - - - - - - - - - - - - - - - - -

Dibenzo(a,)anthracene mg/kg - - - - - - - - - - - - - - - - - - -

Benzo(g,h,i)perylene mg/kg - - - - - - - - - - - - - - - - - - -

PAH (sum) mg/kg 0.1-130 0.1-20.4 0.1-2.8 0.1-12.2 6.5-66.6 0.1-30.8 3.7-10.4 7.24 20.14 7.16 42.72 6.51 29.46 ND 27.74 66.58 19.78 ND 6.68

Coronene mg/kg - - - - - - - - - - - - - - - - - - -

Asbestos - - - - - - - - - - - - - - - - - - -

Quantification % - - - - - - - - - - - - - - - - - - -

Notes

ND = Not Detected; NA = Not Available

- = Not tested

Concentration range of soils (0.0-0.2m, & 0.2-0.5m)

Powis Square Gardens

Prepared for: Royal Borough of Kensington and Chelsea 8 of 11 AECOM

Page 11: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

Tg1A

(0.2

m)

Tg2B

(0.2

m)

Tg3C

(0.2

m)

Tg4D

(0.2

m)

Tg5E

(0.2

m)

Tg6F

(0.2

m)

Tg8B

(0.2

m)

Tg10

D (0

.2m

)

Date Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06 Jan-06

Depth m 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20

Lead mg/kg 250 410 280 170 230 330 210 250

Naphthalene mg/kg < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5 < 0.5

Acenaphthylene mg/kg - - - - - - - -

Acenaphthene mg/kg - - - - - - - -

Fluorene mg/kg - - - - - - - -

Phenanthrene mg/kg - - - - - - - -

Anthracene mg/kg - - - - - - - -

Fluoranthene mg/kg - - - - - - - -

Pyrene mg/kg - - - - - - - -

Benzo(a)anthracene mg/kg - - - - - - - -

Chrysene mg/kg - - - - - - - -

Benzo(b)fluoranthene mg/kg - - - - - - - -

Benzo(k)fluoranthene mg/kg - - - - - - - -

Benzo(a)pyrene mg/kg 0.64 0.56 < 0.5 0.59 < 0.5 0.57 0.82 < 0.5

Indeno(123-cd)pyrene mg/kg - - - - - - - -

Dibenzo(a,)anthracene mg/kg - - - - - - - -

Benzo(g,h,i)perylene mg/kg - - - - - - - -

PAH (sum) mg/kg 7.79 6.98 4.34 10.37 3.66 6.93 9.71 6.43

Coronene mg/kg - - - - - - - -

Asbestos - - - - - - - -

Quantification % - - - - - - - -

Notes

ND = Not Detected; NA = Not Available

- = Not tested

Tavistock Gardens

Prepared for: Royal Borough of Kensington and Chelsea 9 of 11 AECOM

Page 12: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

WS2

7 (0

.1-0

.3m

)

WS2

7A (0

.2-0

.4m

)

WS2

8 (0

.2-0

.4m

)

WS2

9 (0

.1-0

.3m

)

WS3

0 (0

.1-0

.3m

)

WS3

1 (0

.1-0

.3m

)

WS3

2 (0

.1-0

.3m

)

WS3

3 (0

.1-0

.3m

)

WS3

4 (0

.1-0

.3m

)

WS3

5 (0

.1-0

.3m

)

WS3

6 (0

.1-0

.3m

)

WS3

7 (0

.1-0

.3m

)

WS3

7A (0

.2-0

.4m

)

WS3

8 (0

.1-0

.3m

)

WS3

9 (0

.1-0

.3m

)

WS4

0 (0

.1-0

.3m

)

WS4

0A (0

.1-0

.3m

)

Date Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06

Depth m 0.1-0.3 0.2-0.4 0.2-0.4 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.2-0.4 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3

Lead mg/kg 414 262 816 626 403 232 90 305 241 397 203 194 308 335 180 298 199

Naphthalene mg/kg 0.17 - 0.67 0.56 0.62 0.41 <0.05 0.42 0.89 0.78 0.4 0.48 - - 0.53 - 0.21

Acenaphthylene mg/kg 0.26 - <0.05 0.12 0.31 0.19 <0.05 0.16 0.27 0.67 0.08 0.16 - - 0.12 - 0.1

Acenaphthene mg/kg 0.36 - <0.05 0.38 1.09 0.43 <0.05 0.35 0.52 1.25 0.19 0.21 - - 0.29 - 0.36

Fluorene mg/kg 0.4 - <0.05 0.33 0.93 0.47 <0.05 0.36 0.48 1.57 0.2 0.22 - - 0.31 - 0.38

Phenanthrene mg/kg 4.17 - 1.42 7.23 13.66 6.62 0.34 6.45 7.4 19.78 3.74 3.27 - - 4.97 - 3.69

Anthracene mg/kg 1.05 - 0.36 1.8 3.54 1.73 0.11 1.7 2 4.7 0.91 0.78 - - 1.2 - 1.09

Fluoranthene mg/kg 7.03 - 3.53 17.23 26.4 15.56 0.86 17.8 17.38 32.26 10.11 8.27 - - 12.12 - 6.85

Pyrene mg/kg 6.01 - 2.93 14.65 22.33 12.7 0.71 15.21 14.93 27.02 8.85 7.15 - - 10.39 - 5.91

Benzo(a)anthracene mg/kg 2.69 - 1.85 8.03 11.94 8.35 0.56 8.93 8.53 14.31 4.87 4.02 - - 5.52 - 2.75

Chrysene mg/kg 3.44 - 2.18 9.25 13.37 10.67 0.81 9.62 9.8 15.31 6.35 5.3 - - 6.91 - 3.29

Benzo(b)fluoranthene mg/kg 2.41 - 1.83 7.69 11.86 7.33 0.56 8.51 8.21 13.59 5.23 3.33 - - 5.36 - 2.99

Benzo(k)fluoranthene mg/kg 0.82 - 0.65 2.72 4.24 2.51 0.19 2.94 2.86 4.68 1.9 1.14 - - 1.89 - 0.99

Benzo(a)pyrene mg/kg 2.69 - 1.95 8.11 12.43 7.73 0.58 8.99 8.69 14.17 5.65 3.56 - - 5.86 - 3.32

Indeno(123-cd)pyrene mg/kg 2.21 - 1.23 5.54 8.29 5.86 0.25 7.27 6.37 10.76 3.53 2.56 - - 3.05 - 2.75

Dibenzo(a,)anthracene mg/kg 0.53 - 0.29 1.37 2.01 1.42 0.06 1.73 1.53 2.67 0.87 0.65 - - 0.77 - 0.65

Benzo(g,h,i)perylene mg/kg 2.26 - 1.21 5.46 8.23 5.8 0.24 7.2 6.22 10.57 3.61 2.59 - - 3.15 - 2.79

PAH (sum) mg/kg 36.5 - 20.1 90.47 141.25 87.78 5.27 97.64 96.08 174.09 56.49 43.69 - - 62.44 - 38.12

Coronene mg/kg - - - - - - - - - - - - - - - - -

Asbestos - - - - - - - - - - - - - - - - -

Quantification % - - - - - - - - - - - - - - - - -

Notes

ND = Not Detected

- = Not tested

Longstone Avenue Allotments

Prepared for: Royal Borough of Kensington and Chelsea 10 of 11 AECOM

Page 13: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B2 - Summary Historical Data Project number: 60632092

WS4

1 (0

.1-0

.3m

)

WS4

1A (0

.1-0

.3m

)

WS4

2 (0

.1-0

.3m

)

WS4

2A (0

.1-0

.4m

)

WS4

3 (0

.1-0

.3m

)

WS4

3A (0

.1-0

.3m

)

WS4

4 (0

.1-0

.3m

)

WS4

5 (0

.1-0

.3m

)

WS4

6 (0

.2-0

.5m

)

WS4

6A (0

.1-0

.3m

)

WS4

7 (0

.2-0

.5m

)

WS4

7A (0

.1-0

.4m

)

WS4

8 (0

.1-0

.4m

)

WS4

8A (0

.1-0

.3m

)

WS4

9 (0

.2-0

.4m

)

WS4

9A (0

.2-0

.4m

)

WS5

0 (0

.1-0

.3m

)

WS5

0A (0

.1-0

.3m

)

Date Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06 Sep-06

Depth m 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.4 0.1-0.3 0.1-0.3 0.1-0.3 0.1-0.3 0.2-0.5 0.1-0.3 0.2-0.5 0.1-0.4 0.1-0.4 0.1-0.3 0.2-0.4 0.2-0.4 0.1-0.3 0.1-0.3

Lead mg/kg 235 174 251 206 222 244 400 333 245 253 122 203 220 235 273 282 274 311

Naphthalene mg/kg - 0.35 0.23 0.23 0.91 0.2 0.49 0.29 0.32 0.21 0.23 - 0.54 0.51 0.49 - 0.35 0.13

Acenaphthylene mg/kg - 0.1 0.15 0.17 0.18 0.11 0.32 0.07 <0.05 0.16 <0.05 - 0.23 0.12 0.15 - 0.64 0.16

Acenaphthene mg/kg - 0.23 0.29 0.31 0.36 0.24 0.7 0.17 <0.05 0.22 <0.05 - 0.39 0.2 0.19 - 0.88 0.2

Fluorene mg/kg - 0.23 0.37 0.36 0.46 0.24 0.68 0.14 <0.05 0.26 <0.05 - 0.39 0.23 0.2 - 1.19 0.24

Phenanthrene mg/kg - 3.06 5.58 5.04 6.27 4.03 9.57 2.44 2.73 3.33 0.96 - 6.82 3.6 4.03 - 14.29 4.7

Anthracene mg/kg - 0.82 1.45 1.34 1.65 1.19 2.42 0.74 0.69 0.92 0.24 - 1.59 0.98 1.21 - 3.57 1.22

Fluoranthene mg/kg - 6.74 15.2 13.04 15.78 10.99 20.18 6.3 5.75 8.85 1.73 - 16.48 9.91 7.83 - 26.25 10.5

Pyrene mg/kg - 5.85 13.24 11.25 13.79 9.31 17.44 5.35 5.11 7.85 1.42 - 14.33 8.51 6.53 - 22.1 8.86

Benzo(a)anthracene mg/kg - 3.25 6.69 5.51 7.39 5.24 9.59 2.88 2.75 3.96 0.98 - 7.31 4.59 3.66 - 10.59 4.04

Chrysene mg/kg - 4.19 8.08 6.2 8.26 6.07 10.5 3.44 3.54 4.98 1.4 - 8.56 5.59 4.28 - 10.4 4.63

Benzo(b)fluoranthene mg/kg - 3.28 6.75 5.56 6.85 6.3 9.11 3.32 3.19 3.52 0.78 - 6.81 4.28 3.36 - 8.99 3.78

Benzo(k)fluoranthene mg/kg - 1.15 2.28 1.87 2.39 2.16 3.28 1.15 1.18 1.18 0.27 - 2.4 1.52 1.2 - 3.03 1.32

Benzo(a)pyrene mg/kg - 3.62 7.46 6.13 7.63 6.54 9.59 3.52 3.2 3.78 0.83 - 7.42 4.74 3.55 - 9.95 4.19

Indeno(123-cd)pyrene mg/kg - 2.43 6.85 4.45 4.38 3.79 6.08 1.91 2.01 3.55 0.49 - 4.36 2.53 2.38 - 7.58 3.58

Dibenzo(a,)anthracene mg/kg - 0.59 1.58 1.06 1.08 0.93 1.45 0.45 0.5 0.85 0.12 - 1.07 0.61 0.59 - 1.85 0.85

Benzo(g,h,i)perylene mg/kg - 2.47 6.96 4.56 4.53 3.72 6 1.82 1.89 3.63 0.48 - 4.49 2.6 2.33 - 7.74 3.66

PAH (sum) mg/kg - 38.36 83.16 67.08 81.91 61.06 107.4 33.99 32.86 47.25 9.93 - 83.19 83.19 41.98 - 129.4 52.06

Coronene mg/kg - - - - - - - - - - - - - - - - - -

Asbestos - - - - - - - - - - - - - - - - - -

Quantification % - - - - - - - - - - - - - - - - - -

Notes

ND = Not Detected

- = Not tested

Longstone Avenue Allotments

Prepared for: Royal Borough of Kensington and Chelsea 11 of 11 AECOM

Page 14: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

GTCS2-S001_0-0.05 Suite 2 Bare soil - disturbed

GTCS2-S002_0-0.05 Suite 1, TOC Bare soil - disturbed

GTCS2-S003_0-0.02 Suite 1 Turf

GTCS2-S004_0-0.02 Suite 1 Turf

GTCS2-S005_0-0.05 Suite 1 Bare soil - disturbed Raised soil bed

GTCS2-S006_0-0.02 Suite 2 Bare soil - undisturbed Roughly vegetated exposed ground

GTCS2-S007_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed Raised soil bed

GTCS2-S008_0-0.02 Suite 1 Turf Grassed area

GTCS2-S009_0-0.05 Suite 1 Bare soil - disturbed Raised soil bed

GTCS2-S010_0-0.02 Suite 1 Turf Grassed area

GTCS2-S011_0-0.02 Suite 1 Turf

GTCS2-S012_0-0.02 Suite 2 Turf

GTCS2-S013_0-0.02 Suite 1, TOC Pb Bio Turf

GTCS2-S014_0-0.02 Suite 1 Turf

GTCS2-S015_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S016_0-0.02 Suite 1 Turf

GTCS2-S017_0-0.02 Suite 2 Pb + PAH Bio Turf

GTCS2-S018_0-0.02 Suite 1 Turf

GTCS2-S019_0-0.02 Suite 1 Turf

GTCS2-S020_0-0.02 Suite 1 Turf General grid pattern coverage avoiding sports pitch playingsurfaces

GTCS2-S021_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S022_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S023_0-0.02 Suite 2 Bare soil - undisturbed General coverage, sample points spread across availablesoft ground

GTCS2-S024_0-0.02 Suite 1, TOC Bare soil - undisturbed Alongside raised vegetable beds (not within due to new soil)

GTCS2-S025_0-0.02 Suite 1 Bare soil - undisturbed General coverage, sample points spread across availablesoft ground

GTCS2-S026_0-0.02 Suite 1 Bare soil - undisturbed Alongside raised vegetable beds (not within due to new soil)

GTCS2-S027_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S028_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S029_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S030_0-0.02 Suite 1 Pb + PAH Bio Bare soil - undisturbed

GTCS2-S031_0-0.02 Suite 1 Turf

GTCS2-S032_0-0.02 Suite 1 Turf

GTCS2-S033_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S034_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S035_0-0.02 Suite 1, TOC Turf Grassed open space areas accessible to pupils

GTCS2-S036_0-0.02 Suite 1 Turf

GTCS2-S037_0-0.02 Suite 1 Turf

GTCS2-S038_0-0.02 Suite 1 Turf

GTCS2-S039_0-0.02 Suite 2 Bare soil - undisturbed Soil border

GTCS2-S040_0-0.02 Suite 1 Bare soil - undisturbed Landscaped area accessible to children

GTCS2-S041_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S042_0-0.02 Suite 1 Turf

GTCS2-S043_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S044_0-0.02 Suite 1 Turf

GTCS2-S045_0-0.02 Suite 2 Pb Bio Turf

GTCS2-S046_0-0.02 Suite 1, TOC Pb Bio Turf

GTCS2-S047_0-0.02 Suite 1 Turf

GTCS2-S048_0-0.02 Suite 1 Turf

GTCS2-S049_0-0.02 Suite 1 Turf

GTCS2-S050_0-0.02 Suite 2 Turf

GTCS2-S051_0-0.02 Suite 2 Bare soil - undisturbed Soil floor of bike shed

GTCS2-S052_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed Small soil border

GTCS2-S053_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S054_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S055_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S056_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S057_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S058_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S059_0-0.02 Suite 1 Bare soil - undisturbed Narrow soil bed

GTCS2-S060_0-0.02 Suite 1 Bare soil - undisturbed Raised planter

GTCS2-S061_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S062_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S063_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S064_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S065_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S066_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S067_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S068_0-0.2 Suite 2 Bare soil - undisturbed

GTCS2-S069_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S070_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S071_0-0.02 Suite 1 Bare soil - undisturbed Large planter at northern end of site where silver birch treehad died

GTCS2-S072_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S073_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S074_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S075_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S076_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S077_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S078_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S079_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S080_0-0.02 Suite 1 Bare soil - undisturbed

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

Scheduled Analysis*

LatimerAlternativeProvisionAcademy

1

Raised soil bed

GTCS2-S010_0-0.02originally: bare soil - undisturbed (identified as turf on site)

Grassed area in playground

Thomas JonesPrimary School 4

Grassed open space areas accessible to pupils

GTCS2-S037_0-0.02 and GTCS2-S038_0-0.02originally: bare soil - undisturbed (identified as turf on site)

Areas with bare earth accessible to children and adjacent tounused raised beds

Nature garden area used for outdoor learning with grass,soil borders and bare earth

Burlington DanesSchool 2

General grid pattern coverage avoiding sports pitch playingsurfaces

GTCS2-S018_0-0.02 and GTCS2-S019_0-0.02originally: bare soil - undisturbed;Placed in flower/shrub beds

Placed in turf / moss – position restricted by surroundinghard cover.

Bassett HouseSchool (StHelen's Church)

3

General coverage, not in the area children use regularly

General coverage, sample points spread across availablesoft ground

All SaintsCatholic College 5 General coverage, sample points spread across available

soft groundGTCS2-S050_0-0.02originally: bare soil - undisturbed (identified as turf on site)

Barlby PrimarySchool 6

Area of soft ground with bare earth used by children

Soil exposed through hole in artificial grass

General site coverage, sample points spread across thelimited available soft round.

St. FrancisPrimary School 7

General site coverage in available grass and soil areas,avoiding the northeast part of the site where the ‘classroomof the future’ has recently been demolished

Within growing beds that are disused and have not beenused since the fire

St. Anne’s andAvondale PrimarySchool andNursery

8

General site coverage, sample points spread across thelimited available soft round.

Sample from border nearest wall

Prepared for: Royal Borough of Kensington and Chelsea 1 of 6 AECOM

Page 15: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

Scheduled Analysis*

GTCS2-S081_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S082_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S083_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S084_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S085_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S086_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S087_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S088_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S089_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S090_0-0.05 Suite 1, TOC Bare soil - disturbed Raised bed with soil unchanged since fire

GTCS2-S091_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S092_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S093_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S094_0-0.02 Suite 1 Turf

GTCS2-S095_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S096_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S097_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S098_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S099_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S100_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S101_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S102_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S103_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S104_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S105_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S106_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S107_0-0.02 Suite 1 Turf

GTCS2-S108_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S109_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S110_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S111_0-0.02 Suite 1 Turf / scrubby vegetation

GTCS2-S112_0-0.02 Suite 2 Pb Bio Turf

GTCS2-S113_0-0.02 Suite 1, TOC Turf

GTCS2-S114_0-0.02 Suite 1 Turf

GTCS2-S115_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S116_0-0.02 Suite 1 Turf / scrubby vegetation

GTCS2-S117_0-0.02 Suite 2 Turf / scrubby vegetation

GTCS2-S118_0-0.02 Suite 1 Turf

GTCS2-S119_0-0.02 Suite 1 Turf

GTCS2-S120_0-0.02 Suite 1 Turf

GTCS2-S121_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S122_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S123_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S124_0-0.02 Suite 1, TOC Turf

GTCS2-S125_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S126_0-0.02 Suite 1 Turf

GTCS2-S127_0-0.02 Suite 1 Turf

GTCS2-S128_0-0.02 Suite 2 Turf

GTCS2-S129_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S130_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S131_0-0.2 Suite 3 Bare soil - disturbed

GTCS2-S132_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S132_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S132_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S133_0-0.2 Suite 3 PAH Bio Bare soil - disturbed

GTCS2-S134_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S134_0-0.2 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S134_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S135_0-0.2 Suite 3 Bare soil - disturbed

GTCS2-S136_0-0.05 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S136_0-0.2 Suite 1 Pb + PAH Bio Bare soil - disturbed

GTCS2-S136_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S137_0-0.2 Suite 3 Bare soil - disturbed

GTCS2-S138_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S138_0-0.2 Suite 2 Bare soil - undisturbed

GTCS2-S138_0.5-0.6 Suite 2 Bare soil - undisturbed

GTCS2-S139_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S140_0-0.05 Suite 3 Bare soil - disturbed

GTCS2-S140_0-0.2 Suite 3 Bare soil - disturbed

GTCS2-S140_0.5 Suite 3 Bare soil - disturbed

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

Oxford GardensPrimary School 9

Located within available soil bordersGTCS2-S088_0-0.02 and GTCS2-S089_0-0.02originally: Large planter with soil unchanged since fire (identified asLarge bed with soil unchanged since fire on site)

Large bed with soil unchanged since fire

New Studio pre-school 12

General coverage, sample points spread across availablesoft ground which covers the large majority of the outdoorarea

GTCS2-S111_0-0.02, GTCS2-S116_0-0.02 and GTCS2-S117_0-0.02originally: turf (identified as turf /scrubby vegetation on site)

St QuintinChildren andFamily centre

13General coverage, sample points spread across availablesoft ground with some limitations due to buildings, artificialgrass surfaces and rubber floor of play area

GTCS2-S124_0-0.02originally: bare soil - undisturbed (identified as turf on site)

GTCS2-S125_0-0.02 and GTCS2-S129_0-0.02originally: turf (identified as bare soil - undisturbed on site)

Dup 07 a and Dup 07 b were collected but not scheduled foranalysis

Golborne andMaxilla Children’sCentre ForestSchool

10 General coverage, sample points spread across availablesoft ground

Golborne and Maxilla Children’s Centre Forest Schooloriginally: Kids on the Green Forest School (name for areacorrected)

Grenfell CrecheUnder 3s' Centre/ Grenfell Nursery

11

Within outside play area of nursery, in available soft ground

GTCS2-S106_0-0.02 and GTCS2-S108_0-0.02originally: turf (identified as bare soil - undisturbed on site)

Dup 06 a and Dup 06 b were collected but not scheduled foranalysis

General coverage in fenced off area intended to be used bynursery in spring

LongstoneAvenueallotments

14General coverage of the full site area, selecting acombination of plots that are reportedly unused alongsideothers that are heavily used.

GTCS2-S137_0-0.2originally: no duplicates (wanted duplicate on Suite 3)

GTCS2-S139_0-0.2originally: Dup 08 a and Dup 08 b;Suite 3 (swapped with GTCS_S140 as wanted Suite 3 on deepersamples)

GTCS2-S140_0-0.05, GTCS2-S140_0-0.2 and GTCS2-S140_0.5originally all Suite 1 (wanted Suite 3 on deeper samples)

GTCS2-S140_0.5originally 0.5 - 0.6 (water ingress hence sample talken at moreshallow depth)

Prepared for: Royal Borough of Kensington and Chelsea 2 of 6 AECOM

Page 16: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

Scheduled Analysis*

GTCS2-S141_0-0.02 Suite 2 Bare soil - undisturbed Ground level soil at the northernmost edge of the site.

GTCS2-S142_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S142_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S142_0.3-0.4 Suite 1 Bare soil - disturbed

GTCS2-S143_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S144_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S144_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S144_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S145_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S146_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S146_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S146_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S147_0-0.2 Suite 1, TOC Bare soil - disturbed

GTCS2-S148_0-0.02 Suite 1 Bare soil - disturbed

GTCS2-S148_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S148_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S149_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S150_0-0.02 Suite 2 Bare soil - disturbedGTCS2-S150_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S150_0.5-0.6 Suite 2 Bare soil - disturbed

GTCS2-S151_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S152_0-0.2 Suite 1, TOC Bare soil - disturbed

GTCS2-S153_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S154_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S155_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S156_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S157_0-0.2 Suite 1, TOC Bare soil - disturbed

GTCS2-S158_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S159_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S160_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S161_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S162_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S163_0-0.2 Suite 1, TOC Bare soil - disturbed

GTCS2-S164_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S165_0-0.2 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S166_0-0.2 Suite 2 Pb Bio Bare soil - disturbed

GTCS2-S167_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S168_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S169_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S170_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S171_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S172_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S173_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S174_0-0.2 Suite 1, TOC Bare soil - disturbed

GTCS2-S175_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S176_0-0.2 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S177_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S178_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S179_0-0.2 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S180_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S181_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S182_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S182_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S182_0.5-0.6 Suite 1 Bare soil - undisturbed

GTCS2-S183_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S184_0-0.05 Suite 2 Pb Bio Turf

GTCS2-S184_0-0.2 Suite 2 Turf

GTCS2-S184_0.5-0.6 Suite 2 Turf

GTCS2-S185_0-0.02 Suite 1, TOC Turf

GTCS2-S186_0-0.05 Suite 1 Bare soil - undisturbed

GTCS2-S186_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S186_0.5-0.6 Suite 1 Bare soil - undisturbed

GTCS2-S187_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S188_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S188_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S188_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S189_0-0.02 Suite 2 Turf

GTCS2-S190_0-0.05 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S190_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S190_0.5-0.6 Suite 1 Bare soil - undisturbed

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

St QuintinKitchen Gardens 15

General coverage of raised beds within the kitchen garden.GTCS2-S142_0.3-0.4originally: GTCS2-S142_0.5-0.6 (raised bed found to be tooshallow to acheive planned depth)

Targeted at raised bed that reportedly has not been usedsince the fire.

GTCS2-S147_0-0.2, GTCS2-S148 (all depths), GTCS2-S149_0-0.2, and GTCS2-S150 (all depths),originally: bare soil - undisturbed (identified as bare soil - disturbedon site, as the beds had been cleared of weeds between walkoverand sampling)

St Charles Centrefor Health andWellbeing

16 Samples within the raised growing beds used by EqualPeople

Equal People 17 Sample from one of the five large square raised growingbeds at the rear of Equal People site

The Grove 19 Sample within rooftop growing beds. Only exposed soil is ingrowing beds

Eynham RoadRailway Land 20 General coverage of the full site area, incorporating grassed

areas, soil borders, children’s play areas and growing beds.

GTCS2-S182_0-0.02originally: GTCS2-S182_0-0.05; (soil found to be undisturbed onsampling hence sample depth changed accordingly)

GTCS2-S182 (all depths), GTCS2-S186 (all depths), and GTCS2-S190 (all depths)originally: bare soil - disturbed (identified as bare soil - undisturbedon site)

GTCS2-S183_0-0.02, GTCS2-S185_0-0.02 and GTCS2-S189_0-0.02originally: bare soil - undisturbed (identified as turf on site)

GTCS2-S184 (all depths)originally: bare soil - disturbed (identified as turf on site)

Portland Roadand NottingwoodHouse

18

Sample within raised growing beds in Nottingwood House

Sample within ground level growing beds in Portland Roadkitchen garden

Sample within raised growing beds in Portland Roadcommunity kitchen garden

Prepared for: Royal Borough of Kensington and Chelsea 3 of 6 AECOM

Page 17: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

Scheduled Analysis*

GTCS2-S191_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S191_0-0.2 Suite 1 Pb Bio Bare soil - disturbed

GTCS2-S191_0.5-0.6 Suite 1 Bare soil - disturbed

GTCS2-S192_0-0.02 Suite 1 Turf Grassed area of public open space communal garden

GTCS2-S193_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S193_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S193_0.5-0.6 Suite 1 Pb + PAH Bio (+ DupPAH) Bare soil - disturbed

GTCS2-S194_0-0.2 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S195_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S195_0-0.2 Suite 2 Bare soil - undisturbed

GTCS2-S195_0.5-0.6 Suite 2 Bare soil - undisturbed

GTCS2-S196_0-0.02 Suite 1, TOC Turf

GTCS2-S197_0-0.02 Suite 1 Turf

GTCS2-S197_0-0.2 Suite 1 Turf

GTCS2-S197_0.5-0.6 Suite 1 Turf

GTCS2-S198_0-0.02 Suite 1 Turf

GTCS2-S199_0-0.02 Suite 1 Turf

GTCS2-S199_0-0.2 Suite 1 PAH Bio Turf

GTCS2-S199_0.5-0.6 Suite 1 PAH Bio Turf

GTCS2-S200_0-0.02 Suite 2 Turf

GTCS2-S201_0-0.2 Suite 2 Bare soil - disturbed Sample within growing beds of community kitchen garden

GTCS2-S202_0-0.05 Suite 1 Bare soil - disturbed Not in a growing bed

GTCS2-S203_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S204_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S205_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S206_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S207_0-0.02 Suite 1 Turf

GTCS2-S208_0-0.02 Suite 1 Turf

GTCS2-S209_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S210_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S211_0-0.02 Suite 1 Turf General coverage of public open space

GTCS2-S212_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S213_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S214_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S215_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S216_0-0.02 Suite 2 Turf

GTCS2-S217_0-0.02 Suite 1, TOC Turf

GTCS2-S218_0-0.02 Suite 1 Turf

GTCS2-S219_0-0.02 Suite 1 Turf

GTCS2-S220_0-0.02 Suite 1 Turf

GTCS2-S221_0-0.02 Suite 1 Turf

GTCS2-S222_0-0.02 Suite 1 Turf

GTCS2-S223_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S224_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S225_0-0.02 Suite 1 Turf

GTCS2-S226_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S227_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S228_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S229_0-0.02 Suite 1, TOC Pb Bio Turf

GTCS2-S230_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S231_0-0.2 Suite 1 Bare soil - disturbed Under fig tree in border

GTCS2-S232_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S233_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S234_0-0.05 Suite 2 Bare soil - disturbed In soil beds at Morland House

GTCS2-S235_0-0.02 Suite 1 Turf Coverage of public open space in Talbot Grove House

GTCS2-S236_0-0.2 Suite 1 Bare soil - disturbed In brick raised bed

GTCS2-S237_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S238_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S239_0-0.02 Suite 2 Bare soil - undisturbed In brick bed

GTCS2-S240_0-0.02 Suite 1, TOC Pb Bio Turf Coverage of public open space in Talbot Grove House

GTCS2-S241_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S242_0-0.02 Suite 1 Turf

GTCS2-S243_0-0.02 Suite 1 Bare soil - undisturbed In olive tree pot, soil not changed since fire

GTCS2-S244_0-0.02 Suite 1 Bare soil - undisturbed In olive tree pot, soil not changed since fire

GTCS2-S245_0-0.02 Suite 2 Bare soil - undisturbed General coverage of communal garden area, border oneastern boundary

GTCS2-S246_0-0.02 Suite 1 Bare soil - undisturbed In olive tree pot, soil not changed since fire

GTCS2-S247_0-0.02 Suite 1 Bare soil - undisturbed General coverage of communal garden area

GTCS2-S248_0.15-0.35 Suite 1 Bare soil - disturbed

GTCS2-S249_0.4-0.6 Suite 2 Bare soil - disturbed

GTCS2-S250_0-0.02 Suite 1 Turf General coverage of communal garden area

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

Henry DickensCourt 22

GTCS2-S202_0-0.05originally: GTCS2-S202_0-0.2;Sample within growing beds of community kitchen garden (samplelocation found to be disturbed bare soil, not in a growing bed hencesample depth changed accordingly)

GTCS2-S206_0-0.02originally: turf (identified as bare soil - undisturbed on site)

Sample within growing beds of community kitchen garden

Spread across public open space

Public open space, within orchard area

Hurstway,Grenfell,Testerton andBarandon Walks(LancasterWalkways)

21

Sample in fruit and veg growing beds

Sample in fruit and veg growing beds

Sample in fruit and veg growing bed (currently unused)

General coverage of public open space

Allom House andBarlow House 24

General coverage of communal garden grass and soil beds

Sample in raised growing bed

General coverage of communal garden grass and soil beds

Silchester East 23 GTCS2-S217_0-0.02 and GTCS2-S218_0-0.02originally: bare soil - undisturbed (identified as turf on site)

Sample in raised beds of community kitchen garden

General coverage of public open space

Morland Houseand Talbot GroveHouse

25

GTCS2-S231_0-0.2originally: In raised growing beds at Morland House (correctederror)

GTCS2-S234_0-0.05originally: GTCS2-S234_0-0.2; In soil beds with fruit (fig) tree atMorland House (sample location found to be in soil bed, withoutfig tree hence sample depth changed accordingly)

GTCS2-S236_0-0.2originally: In raised growing beds at Talbot Grove House (samplelocation moved to brick raised bed to give more detailed coverage)

GTCS2-S239_0-0.02originally: In raised growing beds at Talbot Grove House; bare soil -disturbed (sample location moved to brick raised bed to give moredetailed coverage, with depth changed accordingly)

In raised growing beds at Morland House

In raised growing beds at Talbot Grove House

Bramley House 26

General coverage of communal garden areaGTCS2-S243_0-0.02originally: Beneath artificial grass where residents say debris waswashed after fire (ground surface under astroturf found to be solidin this area hence moved to olive pot)

GTCS2-S245_0-0.02originally: Beneath artificial grass where residents say debris waswashed after fire (ground surface under astroturf found to be solidin this area hence moved to border on eastern boundary)

GTCS2-S248_0.15-0.35originally: GTCS2-S248_0-0.2 (resident reported that soil hadbeen added to in raised bed, hence excavated until old soil layervisible and sampled)

GTCS2-S249_0.4-0.6originally: GTCS2-S248_0-0.2 (resident reported that soil hadbeen added to in raised bed, hence excavated until old soil layervisible and sampled)

Sample in raised growing beds

Prepared for: Royal Borough of Kensington and Chelsea 4 of 6 AECOM

Page 18: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

Scheduled Analysis*

GTCS2-S251_0-0.02 Suite 2 Turf

GTCS2-S252_0-0.02 Suite 1, TOC Turf

GTCS2-S253_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S254_0-0.02 Suite 1 Turf

GTCS2-S255_0-0.02 Suite 1 Turf

GTCS2-S256_0-0.02 Suite 2 Turf

GTCS2-S257_0-0.02 Suite 1 Turf

GTCS2-S258_0-0.02 Suite 1 Turf

GTCS2-S259_0-0.02 Suite 1 Turf

GTCS2-S260_0-0.02 Suite 1 Turf

GTCS2-S261_0-0.02 Suite 2 PAH Bio Bare soil - undisturbed

GTCS2-S262_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S263_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S264_0-0.02 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S265_0-0.05 Suite 1 Bare soil - disturbed

GTCS2-S266_0-0.02 Suite 2 Turf

GTCS2-S267_0-0.02 Suite 1 Turf

GTCS2-S268_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S269_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S270_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S271_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S272_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S273_0-0.02 Suite 1, TOC Turf

GTCS2-S274_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S275_0-0.02 Suite 1 Turf

GTCS2-S276_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S277_0-0.2 Suite 2 Bare soil - disturbed

GTCS2-S278_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S279_0-0.02 Suite 1 Pb Bio Turf General coverage of public open space garden areas

GTCS2-S280_0-0.05 Suite 1 Pb Bio Bare soil - disturbed General coverage of public open space soil bed (indicatedas raised growing bed on RBKC mapping)

GTCS2-S281_0-0.02 Suite 1 Pb Bio (+ dup) Turf

GTCS2-S282_0-0.02 Suite 1 Turf

GTCS2-S283_0-0.05 Suite 2 Bare soil - disturbed General coverage of the area including soil bed in publicopen space

GTCS2-S284_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S285_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S286_0-0.02 Suite 1 Turf General coverage of the area including grassed area withinthe children’s playground

GTCS2-S287_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S288_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S289_0-0.02 Suite 1 Turf

GTCS2-S290_0-0.02 Suite 1 Turf

GTCS2-S291_0-0.02 Suite 1 Pb Bio Turf General coverage of public open space including heavilyvegetated area

GTCS2-S292_0-0.02 Suite 1 Turf

GTCS2-S293_0-0.02 Suite 1 Turf

GTCS2-S294_0-0.02 Suite 2 Pb Bio Turf

GTCS2-S295_0-0.02 Suite 1, TOC PAH Bio Turf

GTCS2-S296_0-0.02 Suite 1 Turf

GTCS2-S297_0-0.02 Suite 1 Turf

GTCS2-S298_0-0.02 Suite 1 Turf General coverage of public open space including outdoorgym

GTCS2-S299_0-0.02 Suite 2 Turf General coverage of public open space including adventureplayground

GTCS2-S300_0-0.02 Suite 1 Turf General coverage of public open space including play area

GTCS2-S301_0-0.02 Suite 1 Turf

GTCS2-S302_0-0.02 Suite 1 Turf

GTCS2-S303_0-0.02 Suite 1 Turf

GTCS2-S304_0-0.02 Suite 1 Turf

GTCS2-S305_0-0.02 Suite 2 Turf

GTCS2-S306_0-0.02 Suite 1, TOC Turf

GTCS2-S307_0-0.02 Suite 1 Turf

GTCS2-S308_0-0.02 Suite 1 Turf

GTCS2-S309_0-0.02 Suite 1 Turf

GTCS2-S310_0-0.02 Suite 2 Turf

GTCS2-S311_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S312_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S313_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S313_0-0.2 Suite 1 Pb Bio Bare soil - undisturbed

GTCS2-S313_0.5-0.6 Suite 1 Pb Bio (+ dup) Bare soil - undisturbed

GTCS2-S314_0-0.02 Suite 1 Turf

GTCS2-S315_0-0.02 Suite 1 Turf

GTCS2-S316_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S317_0-0.02 Suite 2 Turf

GTCS2-S317_0-0.2 Suite 2 Turf

GTCS2-S317_0.35 - 0.44 Suite 2 Turf

GTCS2-S318_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S319_0-0.02 Suite 1 Turf

GTCS2-S320_0-0.02 Suite 1 Turf

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

Treadgold House 28

General coverage of public open space garden areas

Sample in raised beds in garden areas

KensingtonMemorial Park 27

General coverage of public open space areas - avoidingsports pitch playing surface where drainage works appearhave included the construction of sand trenches in a gridpattern

GTCS2-S252_0-0.02originally: bare soil - undisturbed (identified as turf on site)

Soil near fruit trees in orchard area

Raised bed in community kitchen garden

Little WormwoodScrubs IncludingAdventurePlayground

30GTCS2-S291_0-0.02, GTCS2-S298_0-0.02 and GTCS2-S300_0-0.02originally: bare soil - undisturbed (identified as turf on site)

General coverage of public open space including scrubbyvegetated area

General coverage of public open space including grassedarea

Verity Close 29

General coverage of the area including grassed area inpublic open space

General coverage of the area including soil beds withincommunal gardens of low-rise residential blocks

General coverage of the area including soil beds withincommunal gardens of low-rise residential blocks

General coverage of the area including grassed area withinthe children’s playground

Lancaster Green 32 General coverage of public open space including grassedareas and soil borders

GTCS2-S316_0-0.02originally: Suite 2 (error correction, sampling suite swapped withGTCS2-S317_0.35 - 0.44)

GTCS2-S317_0.35 - 0.44originally: Suite 1, TOC (error corrected, sampling suite swappedwith GTCS2-S316 as all three samples from GTCS2-S317 neededto be the same analysis suite)

GTCS2-S317_0.35 - 0.44originally: GTCS2-S317_0.5 - 0.6 (concrete obstruction at 0.44mpreventing the hole reaching full depth)

GTCS2-S317 (all depths)originally: bare soil - undisturbed (identified as turf on site)

Darfield Way 31

‘Conker tree’ play area with exposed soil and grassed areas

GTCS2-S301_0-0.02, GTCS2-S302_0-0.02, GTCS2-S306_0-0.02, GTCS2-S309_0-0.02, and GTCS2-S310_0-0.02originally: bare soil - undisturbed (identified as turf on site)

General coverage of small public open space park

‘Honey bee’ play area with exposed soil and grassed areas

Prepared for: Royal Borough of Kensington and Chelsea 5 of 6 AECOM

Page 19: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B3 - Detailed Soil Sample Information Project number: 60632092

SampleLocation Area

Sample AreaID number Unique Sample Code Ground Cover Rationale

Any Change from Detailed Design(provides the detail of all changes which are shownin green highlight)

Scheduled Analysis*

GTCS2-S321_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S322_0-0.02 Suite 2 Turf

GTCS2-S323_0-0.02 Suite 1 Turf

GTCS2-S324_0-0.02 Suite 1 Turf

GTCS2-S325_0-0.02 Suite 1 Turf

GTCS2-S326_0-0.02 Suite 1 Turf

GTCS2-S327_0-0.02 Suite 2 Pb Bio Bare soil - undisturbed

GTCS2-S328_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S329_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S330_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S331_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S332_0-0.2 Suite 1 Bare soil - disturbed

GTCS2-S333_0-0.2 Suite 2 Pb Bio Bare soil - disturbed

GTCS2-S334_0-0.02 Suite 1 Turf General coverage of public open space

GTCS2-S335_0-0.05 Suite 1 Bare soil - disturbed Next to raised growing bed. (not in growing bed as soilentirely new since fire)

GTCS2-S336_0-0.02 Suite 1 Turf

GTCS2-S337_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S338_0-0.02 Suite 2 Bare soil - undisturbed

GTCS2-S339_0-0.02 Suite 1, TOC Bare soil - undisturbed

GTCS2-S340_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S341_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S342_0-0.02 Suite 1 Turf

GTCS2-S343_0-0.02 Suite 1 Turf

GTCS2-S344_0-0.02 Suite 2 Turf

GTCS2-S345_0-0.02 Suite 1 Pb Bio Turf

GTCS2-S346_0-0.02 Suite 1 Turf

GTCS2-S347_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S348_0-0.02 Suite 1 Turf

GTCS2-S349_0-0.02 Suite 2 Turf

GTCS2-S350_0-0.02 Suite 1, TOC Turf

GTCS2-S351_0-0.02 Suite 1, TOC Turf

GTCS2-S352_0-0.02 Suite 1 Turf

GTCS2-S353_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S354_0-0.02 Suite 1 Turf

GTCS2-S355_0-0.02 Suite 2 Turf

GTCS2-S356_0-0.02 Suite 1 Turf

GTCS2-S357_0-0.02 Suite 1 Turf

GTCS2-S358_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S359_0-0.02 Suite 1 Turf

GTCS2-S360_0-0.02 Suite 2 Turf

GTCS2-S361_0-0.02 Suite 3 Turf

GTCS2-S362_0-0.02 Suite 1 PAH Bio Turf

GTCS2-S363_0-0.02 Suite 3 Turf

GTCS2-S364_0-0.02 Suite 1 Turf

GTCS2-S365_0-0.02 Suite 3 Turf

GTCS2-S366_0-0.02 Suite 1 Turf

GTCS2-S367_0-0.02 Suite 3 Turf

GTCS2-S368_0-0.02 Suite 1 Turf

GTCS2-S369_0-0.02 Suite 3 Turf

GTCS2-S370_0-0.02 Suite 1 Turf

GTCS2-S371_0-0.02 Suite 1 Turf

GTCS2-S372_0-0.02 Suite 2 Turf

GTCS2-S373_0-0.02 Suite 1, TOC Turf

GTCS2-S374_0-0.02 Suite 1 Turf

GTCS2-S375_0-0.02 Suite 1 Turf

GTCS2-S376_0-0.02 Suite 1 Turf

GTCS2-S377_0-0.02 Suite 2 Turf

GTCS2-S378_0-0.02 Suite 1 Turf

GTCS2-S379_0-0.02 Suite 1 Turf

GTCS2-S380_0-0.02 Suite 1 Turf

GTCS2-S381_0-0.02 Suite 3 Turf

GTCS2-S381_0-0.2 Suite 3 Turf

GTCS2-S381_0.5-0.6 Suite 3 Turf

GTCS2-S382_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S383_0-0.02 Suite 3 Turf

GTCS2-S384_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S385_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S385_0-0.2 Suite 1 Bare soil - undisturbed

GTCS2-S385_0.5-0.6 Suite 1 PAH Bio Bare soil - undisturbed

GTCS2-S386_0-0.02 Suite 3 Bare soil - undisturbed

GTCS2-S387_0-0.02 Suite 1 Bare soil - undisturbed

GTCS2-S388_0-0.02 Suite 3 Turf

GTCS2-S389_0-0.02 Suite 2 Turf

GTCS2-S389_0-0.2 Suite 2 Turf

GTCS2-S389_0.5-0.6 Suite 2 Turf

GTCS2-S390_0-0.02 Suite 1 Turf

Key

* See Section 5.7 of the report for details of suites

Changes from Detail Design

PAH bio PAH Bioaccessibility Analysis

Pb bio Lead Bioaccessibility Analysis

Robinson House 33 General coverage of public open space garden includinggrassed area and soil borders with bare earth

Silchester West(North and NorthWest area)

35General coverage of public open space around MarklandHouse and the communal gardens of the properties alongDarfield Way

GTCS2-S343_0-0.02 and GTCS2-S348_0-0.02originally: bare soil - undisturbed (identified as turf on site)

GTCS2-S347_0-0.02originally: turf (identified as bare soil - undisturbed on site)

Maxilla Walk -Maxilla Hall /Maxilla Green

36 General coverage of public open space

Wesley Square 34

Within herb growing beds

General coverage of public open space

Bare earth in private garden on one property, untouchedsince fire

Tower cordon 39

Grassed areas and soil borders in outer cordon accessiblefor school staff and pupils during arrival and departure

GTCS2-S381_0-0.02originally: Suite 1 (testing suite swapped with GTCS2-S382 toprovide Suite 3 on deeper sample)

GTCS2-S381_0-0.2originally: Suite 1 (testing suite swapped with GTCS2-S382 toprovide Suite 3 on deeper sample)

GTCS2-S381_0-0.2originally: no duplicate (Dup 25a taken and scheduled as a blindduplicate VOC sample)

GTCS2-S381_0.5-0.6originally: Suite 1 (testing suite swapped with GTCS2-S382 toprovide Suite 3 on deeper sample)

GTCS2-S381 (all depths)originally: bare soil - undisturbed (identified as turf on site)

GTCS2-S386_0-0.02originally: turf (identified as bare soil - undisturbed on site)

GTCS2-S382_0-0.02originally: Suite 3 (testing suite swapped with GTCS2-S381)

Overgrown grass and soil area in inner cordon

Rough vegetated area recently cut and outside theemergency exit for the school. Possible evidence of fire-related debris on the ground surface

StonebridgeRecreationGround

37

General coverage of public open space. Almost entire parkis covered with grass except for paths and very minor areasof soil right at edge near fences. Samples all placed onturfed areas as this is the predominant cover and exposureto the very small bare soil areas likely to be minimal

Stonebridge Recreation Groundoriginally: Stonebridge Park (name for area corrected)

WormwoodScrubs 38

General coverage of public open space. Samles located ingrassed areas and vegetated scrub areas. There is verylittle bare soil across the area and therefore samples havebeen chosen in grassed locations as this will the bepredominant conditions for potential exposure

Prepared for: Royal Borough of Kensington and Chelsea 6 of 6 AECOM

Page 20: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B4 - Detailed Crop Sample Information Project number: 60632092

GTCS2-P001 Plant Apple 200

GTCS2-P002 Plant Apple 410 xGTCS2-P003 Plant Grapes 330

GTCS2-P001_soil Soil root zone

GTCS2-P002_soil Soil root zone x

GTCS2-P003_soil Soil root zone

GTCS2-P007 Plant Potato 245 xGTCS2-P008 Plant Horseradish 200 xGTCS2-P009 Plant Butternut squash 900 xGTCS2-P010 Plant Marrow 700 xGTCS2-P011 Plant Raspberry 90 xGTCS2-P012 Plant Rhubarb 500 xGTCS2-P007_soil Soil root zone xGTCS2-P008_soil Soil root zone xGTCS2-P009_soil Soil root zone xGTCS2-P010_soil Soil root zone xGTCS2-P011_soil Soil root zone x

GTCS2-P012_soil Soil root zone x yGTCS2-P013 Plant Grapes 275 xGTCS2-P014 Plant Horseradish 200 xGTCS2-P015 Plant Spinach 180

GTCS2-P016 Plant Tomato 300

GTCS2-P017 Plant Beans 400 xGTCS2-P013_soil Soil xGTCS2-P014_soil Soil xGTCS2-P015_soil Soil

GTCS2-P016_soil Soil

GTCS2-P017_soil Soil xGTCS2-P022 Plant Rhubarb 200 xGTCS2-P023 Plant Runner beans 190 xGTCS2-P024 Plant Beetroot 185

GTCS2-P022_soil Soil xGTCS2-P023_soil Soil x

GTCS2-P024_soil Soil

GTCS2-P019 Plant Kale 130 xGTCS2-P020 Plant Beans 180

GTCS2-P021 Plant Potato 200

GTCS2-P019_soil Soil xGTCS2-P020_soil Soil

GTCS2-P021_soil Soil

GTCS2-P025 Plant Plum tomatoes 225 xGTCS2-P026 Plant Cabbage 250

GTCS2-P027 Plant Tomatoes 210

GTCS2-P028 Plant Celery 180

GTCS2-P029 Plant French beans 150 xGTCS2-P030 Plant Ruby Chard 900 xGTCS2-P025_soil Soil xGTCS2-P026_soil Soil

GTCS2-P027_soil Soil

GTCS2-P028_soil Soil

GTCS2-P029_soil Soil x

GTCS2-P030_soil Soil xGTCS2-P031 Plant Pears 385 xGTCS2-P032 Plant Figs 150

GTCS2-P033 Plant Horseradish 200 xGTCS2-P034 Plant Tomatoes 175

GTCS2-P035 Plant Apples 450 xGTCS2-P036 Plant Beetroot 130 xGTCS2-P031_soil Soil x yGTCS2-P032_soil Soil

GTCS2-P033_soil Soil xGTCS2-P034_soil Soil

GTCS2-P035_soil Soil x

GTCS2-P036_soil Soil xGTCS2-P037 Plant Spinach 100 xGTCS2-P038 Plant Potatoes 30 xGTCS2-P039 Plant Tomatoes 180

GTCS2-P040 Plant Rhubarb 200

GTCS2-P041 Plant Cabbage 150 xGTCS2-P042 Plant Rhubarb 215 xGTCS2-P037_soil Soil xGTCS2-P038_soil Soil xGTCS2-P039_soil Soil

GTCS2-P040_soil Soil

GTCS2-P041_soil Soil x

GTCS2-P042_soil Soil x

Sample Type (blue highlight)(samples with 'x' were scheduled for laboratoryanalysis for lead and Fera suite PAH; and 'y' for

lead bioaccessibility analysis)

Root

Zon

e So

il

St. Francis PrimarySchool

7

Gre

en V

eget

able

Root

Veg

etab

le

Tube

r Veg

etab

le

Tree

Fru

it

Sample LocationArea

SampleArea IDnumber

Unique sample code Sample type Crop Species Crop Weight(g)

Herb

aceo

us F

ruit

(non

woo

ded

stem

s)

Shru

b fru

it (p

eren

nial

Woo

dy)

St Charles Centre forHealth and Wellbeing 16

St Quintin KitchenGardens 15

Longstone Avenueallotments 14

Nottingwood House

Nottingwood House

18

Equal People 17

Portland Road

Hurstway, Grenfell,Testerton andBarandon Walks(LancasterWalkways)

21

Portland Road

Eynham RoadRailway Land 20

GTCS2-P022 originally labelled GTCS2-P013GTCS2-P023 originally labelled GTCS2-P014GTCS2-P024 originally labelled GTCS2-P015

(from a numbering error in detailed design)Three, rather than original six different plant androot zone soil were collected due availability of

viable crops at the time of sampling

Three, rather than original six different plant androot zone soil were collected due availability of

viable crops at the time of sampling.The originally designated sample numbers wereused for samples from St Charles Hospital Site.

Notes and any changes from the DetailedDesign

Samples GTCS2-P004, GTCS2-P005, GTCS2-P006 (both plant and root zone soil) were not

collected due to availability of viable crops at thetime of sampling

Sample GTCS2-P018 (both plant and root zonesoil) were not collected due to availability of viable

crops with permission to harvest at the time ofsampling

Prepared for: Royal Borough of Kensington and Chelsea 1 of 2 AECOM

Page 21: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impacts Table B4 - Detailed Crop Sample Information Project number: 60632092

Sample Type (blue highlight)(samples with 'x' were scheduled for laboratoryanalysis for lead and Fera suite PAH; and 'y' for

lead bioaccessibility analysis)

Root

Zon

e So

il

Gre

en V

eget

able

Root

Veg

etab

le

Tube

r Veg

etab

le

Tree

Fru

it

Sample LocationArea

SampleArea IDnumber

Unique sample code Sample type Crop Species Crop Weight(g)

Herb

aceo

us F

ruit

(non

woo

ded

stem

s)

Shru

b fru

it (p

eren

nial

Woo

dy)

Notes and any changes from the DetailedDesign

Henry Dickens Court 22

Samples GTCS2-P043 to GTCS2-P048 inclusive (bothplant and root zone soil) were not collected due to

absence of permission to harvest at the time ofsampling

GTCS2-P049 Plant Cavolo Nero Kale 190 xGTCS2-P050 Plant Turnip 110 xGTCS2-P051 Plant Spring onions 280

GTCS2-P052 Plant Beans 160

GTCS2-P053 Plant Potatoes 175 xGTCS2-P054 Plant Rosemary 175

GTCS2-P049_soil Soil xGTCS2-P050_soil Soil xGTCS2-P051_soil Soil

GTCS2-P052_soil Soil

GTCS2-P053_soil Soil x

GTCS2-P054_soil Soil

GTCS2-P055 Plant Runner Beans 140 xGTCS2-P056 Plant Ruby Chard 375

GTCS2-P057 Plant Potatoes 150 xGTCS2-P058 Plant Spinach or Chard 200

GTCS2-P055_soil Soil xGTCS2-P056_soil Soil

GTCS2-P057_soil Soil x

GTCS2-P058_soil Soil

GTCS2-P061 PlantPalm nut (Chusan /Windmill Palm) 210

GTCS2-P062 Plant Callaloo 90 xGTCS2-P063 Plant Tomatoes 170

GTCS2-P064 Plant Figs 225 xGTCS2-P065 Plant Potatoes 160 xGTCS2-P061_soil Soil

GTCS2-P062_soil Soil xGTCS2-P063_soil Soil

GTCS2-P064_soil Soil x y

GTCS2-P065_soil Soil xGTCS2-P067 Plant Runner Beans 255

GTCS2-P068 Plant Pumpkin 400 xGTCS2-P069 Plant New Potatoes 180 xGTCS2-P070 Plant Runner Beans 200

GTCS2-P071 Plant Grapes 140

GTCS2-P072 Plant Olives 160 xGTCS2-P067_soil Soil

GTCS2-P068_soil Soil xGTCS2-P069_soil Soil xGTCS2-P070_soil Soil

GTCS2-P071_soil Soil

GTCS2-P072_soil Soil x

Key

Crop and root zone soil sample collected

x Scheduled for laboratory analysis for lead and Fera suite PAH

y Scheduled for lead bioaccessibility analysis

Bramley House 26

Morland House andTalbot Grove House

25

Allom House andBarlow House 24

Silchester East 23

Samples GTCS2-P059 and GTCS2-P060 (bothplant and root zone soil) were not collected due toavailability of viable crops at the time of sampling

Sample GTCS2-P066 (both plant and root zonesoil) were not collected due to availability of viable

crops at the time of sampling

Prepared for: Royal Borough of Kensington and Chelsea 2 of 2 AECOM

Page 22: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation intoPotential Land Contamination Impact

Table B5 - Duplicate Sample Information Project number: 60632092

Sample Location Area Sample Area IDNumber Unique Sample Code Duplicate Sample

CodeDuplicate SampleDepth (m)

Latimer Alternative Provision Academy 1 GTCS2-S001_0-0.05 Dup 01 aDup 01 b 0-0.05

Bassett House School (St Helen's Church) 3 GTCS2-S022_0-0.02 Dup 02 aDup 02 b 0-0.02

All Saints Catholic College 5 GTCS2-S043_0-0.02 Dup 03 aDup 03 b 0-0.02

St. Francis Primary School GTCS2-S064_0-0.02 Dup 04 aDup 04 b 0-0.02

Oxford Gardens Primary School GTCS2-S085_0-0.02 Dup 05 aDup 05 b 0-0.02

Longstone Avenue allotments 14 GTCS2-S137_0-0.2 Dup 08 aDup 08 b 0-0.2

GTCS2-S150_0-0.02 Dup 09 aDup 09 b 0-0.02

GTCS2-S150_0-0.2 Dup 09 aDup 09 b 0-0.2

GTCS2-S150_0.5-0.6 Dup 09 aDup 09 b 0.5-0.6

Equal People 17 GTCS2-S157_0-0.2 Dup 10 aDup 10 b 0-0.2

The Grove GTCS2-S175_0-0.2 Dup 11 aDup 11 b 0-0.2

GTCS2-S193_0-0.05 Dup 12 aDup 12 b 0-0.05

GTCS2-S193_0-0.2 Dup 12 aDup 12 b 0-0.2

GTCS2-S193_0.5-0.6 Dup 12 aDup 12 b 0.5-0.6

Henry Dickens Court 22 GTCS2-S207_0-0.02 Dup 13 aDup 13 b 0-0.02

Allom House and Barlow House GTCS2-S228_0-0.2 Dup 14 aDup 14 b 0-0.2

Bramley House 26 GTCS2-S249_0.4-0.6 Dup 15 aDup 15 b 0.4-0.6

Kensington Memorial Park 27 GTCS2-S270_0-0.2 Dup 16 aDup 16 b 0-0.2

Verity Close 29 GTCS2-S281_0-0.02 Dup 17 aDup 17 b 0-0.02

Darfield Way 31 GTCS2-S302_0-0.02 Dup 18 aDup 18 b 0-0.02

GTCS2-S313_0-0.02 Dup 19 aDup 19 b 0-0.02

GTCS2-S313_0-0.2 Dup 19 aDup 19 b 0-0.2

GTCS2-S313_0.5-0.6 Dup 19 aDup 19 b 0.5-0.6

Wesley Square GTCS2-S334_0-0.02 Dup 20 aDup 20 b 0-0.02

Maxilla Walk - Maxilla Hall / Maxilla Green 36 GTCS2-S355_0-0.02 Dup 21 aDup 21 b 0-0.02

Stonebridge Recreation Ground GTCS2-S366_0-0.02 Dup 22 aDup 22 b 0-0.02

Wormwood Scrubs 38 GTCS2-S377_0-0.02 Dup 23 aDup 23 b 0-0.02

Tower cordon 39 GTCS2-S390_0-0.02 Dup 24 aDup 24 b 0-0.02

9

7

24

21

19

15

37

34

32Lancaster Green

St Quintin Kitchen Gardens

Hurstway, Grenfell, Testerton and Barandon Walks(Lancaster Walkways)

Prepared for: Royal Borough of Kensington and Chelsea 1 of 1 AECOM

Page 23: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B6 - Soil Type Summary According to Surface Cover Project number: 60632092

Area Name Sample AreaID number Figure Ref. Unique sample

codes Surface Cover type Soil Description (all Made Ground)

Raised Bed Topsoil of dark brown to brown to black gravelly silt to slightly sandy clay/ topsoil. With brick fragments, charcoalfragments, tiles, bags, wood, concrete, metal fragments, plastic, and roots.

Turf Turf over topsoil of dark brown to brown slightly sandy to silty clay with occasional gravel, rootlets, charcoalfragments, brick fragments, rubber and a metal bolt.

Bare soil - undisturbed Topsoil of dark brown to brown gravelly, silty, very sandy clay. With brick and rootlets.

Burlington Danes School 2 Fig A2GTCS2-S011toGTCS2-S020

Turf Turf over topsoil of dark brown clay, to sandy gravelly clay, to gravelly sand. With occasional brick, plastic,quartzite, metal and abundant rootlets.

Bassett House School (StHelen's Church) 3 Fig A3

GTCS2-S021toGTCS2-S030

Bare soil - undisturbed Brown silty gravelly sandy clay, to yellow sand and woodchips. With occasional brick and concrete fragments,ceramic, tile, plastic, wood chip/mulch, charcoal fragments.

Turf Turf over topsoil of brown to dark brown sandy clay with occasional gravel, with occasional shell, glass andabundant rootlets.

Bare soil - undisturbed Topsoil of dark brown to brown, sandy gravelly clay with wood, quartzite, bark, brick fragments, and rootlets.

Turf Turf over topsoil of brown to dark brown clay, gravel, sand, with organic matter. With wood and plastic fragments,metal coin, glass, metal, polystyrene, tile, ceramic, concrete and frequent rootlets.

Bare soil - undisturbed Topsoil of dark brown slightly gravelly clayey sand with organic matter. With wood fragments, rootlets andoccasional plastic fragments.

Bare soil - undisturbed Topsoil of orangish to greyish brown to brown to loose brown silty clay sand and gravel. With occasional wood,plastic, brick, quartzite, concrete and rootlets.

Raised Planter Topsoil of loose brown occasionally gravelly sand with abundant roots.

St. Francis Primary School 7 Fig A7GTCS2-S061toGTCS2-S070

Bare soil - undisturbed Topsoil of dark brown to grey gravelly, clayey, sand. With fragments of brick, pencil, quartzite, wood, plastic andglass, rubber, rootlets.

Raised Planter Topsoil of dark brown silt, with plastic and foil fragments, flint and abundant rootlets.

Bare soil - undisturbed Topsoil of dark brown sandy gravelly clay. With fragments of plastic, bark, quartzite, terracotta, metal, wood,ceramic, battery and rootlets.

Bare soil - undisturbed Topsoil of dark brown to brown to orangish brown silty gravelly clayey, sand. With quartzite, fragments of cement,concrete, perspex, bricks, woodchips and rootlets.

Raised Planter Topsoil of dark brown sand with occasional gravel, quartzite, concrete fragments and occasional rootlets.

Bare soil - undisturbed Topsoil of brown to dark brown, grey gravel, sand, silt, with brick fragments, concrete, quartzite, plastic, foam,rubber, glass and occasional rootlets.

Turf Turf over topsoil of dark brown sand with rare gravel. With rootlets, black rubber and plastic twine.

Bare soil - undisturbed Dark brown to brown silty gravelly sandy clay. With fragments of brick, tile, ceramic, occasional tarmac, possiblecharcoal and plastic.

Turf Turf over dark brown silty gravelly sandy clay, with fragments of brick and ceramic, a key occasional tarmac, glass,cigarettes, plastic and metal.

New Studio pre-school 12 Fig A12GTCS2-S111toGTCS2-S120

Turf Turf or scrubby vegetation over topsoil of dark brown gravelly sand and clay. With occasional fragments of glass,plastic and rootlets.

Golborne and MaxillaChildren’s Centre ForestSchool

Fig A10GTCS2-S091toGTCS2-S100

9

10

Grenfell Creche Under 3s'Centre / Grenfell Nursery Fig A11

GTCS2-S101toGTCS2-S110

11

Latimer Alternative ProvisionAcademy

GTCS2-S001toGTCS2-S010

Thomas Jones Primary School Fig A4GTCS2-S031toGTCS2-S040

1

4

5

Oxford Gardens PrimarySchool Fig A9

GTCS2-S081toGTCS2-S090

Fig A1

Barlby Primary School Fig A6GTCS2-S051toGTCS2-S060

St. Anne’s and AvondalePrimary School and Nursery Fig A8

GTCS2-S071toGTCS2-S080

6

8

All Saints Catholic College Fig A5GTCS2-S041toGTCS2-S050

Prepared for: Royal Borough of Kensington and Chelsea 1 of 5 AECOM

Page 24: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B6 - Soil Type Summary According to Surface Cover Project number: 60632092

Area Name Sample AreaID number Figure Ref. Unique sample

codes Surface Cover type Soil Description (all Made Ground)

Bare soil - undisturbed Topsoil of orangish brown to dark brown gravelly silt, clay and sand. With concrete, quartzite, brick and ceramicfragments, and occasional plastic and rootlets.

Turf Turf over topsoil of brown silty sand and clay and occasional gravel. With quartzite, ceramic fragments, rootletsand black organic fragments.

Bare soil - disturbed Topsoil of dark brown silty clayey sand with quartzite, occasional gravel, rootlets and wood chip fragments.

Bare soil - undisturbed Brown gravelly clay with occasional plastic, charcoal and brick fragments.(at depth brown clay with brick and charcoal fragments).

Bare soil - disturbed Brown silty gravelly, sandy, clay with occasional brick, plastic, metal, glass and ceramic fragments.(at depth light to mid brown sandy, gravelly clay, with fragments brick and plastic).

Bare soil - undisturbed (ground level) Topsoil of dark brown sandy clay with occasional gravel and cement fragments. Occasional rootles and organicmatter.

St Charles Centre for Healthand Wellbeing 16 Fig A16

GTCS2-S151toGTCS2-S155

Raised vegetable beds (Bare soil - disturbed) Dark brown silty gravelly sandy clay with occasional brick, plastic, ceramic and metal fragments.

Equal People 17 Fig A17GTCS2-S156toGTCS2-S160

Raised vegetable beds (Bare soil - disturbed) Dark brown slightly sandy gravelly clay. With rare tiles, plastic, fabric, wire and wood fragments.

Raised vegetable beds (Bare soil - disturbed)Nottingwood House

Topsoil of brown slightly clayey slightly gravelly sand. With quartzite, occasional fragments of wood, plastic,ceramic, quartzite, brick and rootlets.

Ground level vegetable beds (Bare soil - disturbed)Portland Road

Topsoil of light brown to grey slightly clayey, slightly gravelly sand. With quartzite, occasional wood, plastic, brick,concrete, glass and ceramic fragments and occasional rootlets.

Raised vegetable beds (Bare soil - disturbed)Portland Road Topsoil of brown slightly clayey slightly gravelly sand. With quartzite, fragments of woods and rootlets.

The Grove 19 Fig A19GTCS2-S171toGTCS2-S180

Rooftop growing beds (Bare soil - disturbed) Dark brown sandy gravelly clay with fragments of fabric, brick, glass, terracotta, plastic, ash, clinker and rootlets.

Bare soil - undisturbed

Topsoil of dark brown gravelly sandy silty clay. With fragments of wood, brick, tile, ceramic, plastic, metal andglass, and rootlets.(at depth light brown with occassional black patches, slightly gravelly clay with brick, anthracite, charcoal tile andconcrete).

TurfTurf overlying topsoil of dark brown sandy gravelly clay. With occasional plastic, brick, metal wire, ceramic andglass fragments.(at depth light brown slightly gravelly clay with bricks, coal fragments and tiles).

Bare soil - disturbed Dark brown gravelly clay. With bricks, rare glass, plastic fragments and rootlets.(at depth light brown and less brick fragments).

Vegetable growing beds (Bare soil - disturbed)Dark brown clayey sand with occasional flints to gravelly sandy clay. Occasional plastic, wire, brick, wood andglass fragments.(at depth light brown clayey gravelly sand with brick and concrete fragments).

TurfTurf overlying light brown to brown silty gravelly sandy clay with plastic, cigarette ends, metal wire, hair bobble andoccasional brick and glass.(at depth frequent bricks and concrete).

Vegetable growing beds (Bare soil - undisturbed) Dark brown sandy, silty, gravelly, clay with occasional brick.(at depth light brown clayey gravelly sand with brick and occasional metal fragments).

Raised vegetable beds (Bare soil - disturbed)

Dark brown to black gravelly sandy silt and clay. With occasional brick, metal, porcelain, string and woodfragments, and occassional rootlets.(at depth yellowish brown to black gravelly sandy silty clay with metal wire, brick, metal, plastic, charcoal andporcelain fragments).

Portland Road andNottingwood House

Fig A18A(NottingwoodHs.)

Fig A18B(Portland Rd.)

GTCS2-S161toGTCS2-S170

Hurstway, Grenfell, Testertonand Barandon Walks(Lancaster Walkways)

Fig A21GTCS2-S191toGTCS2-S200

21

Eynham Road Railway Land Fig A20GTCS2-S181toGTCS2-S190

20

Longstone Avenue allotments Fig A14GTCS2-S131toGTCS2-S140

St Quintin Gardens Fig A15GTCS2-S141toGTCS2-S150

14

15

18

St Quintin Children and Familycentre Fig A13

GTCS2-S121toGTCS2-S130

13

Prepared for: Royal Borough of Kensington and Chelsea 2 of 5 AECOM

Page 25: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B6 - Soil Type Summary According to Surface Cover Project number: 60632092

Area Name Sample AreaID number Figure Ref. Unique sample

codes Surface Cover type Soil Description (all Made Ground)

Vegetable growing beds in community kitchengarden (Bare soil - disturbed)

Topsoil of dark brown slightly sandy gravelly clay. With fragments of brick, glass, tiles, plastic, wire and frequentrootlets.

Bare soil - disturbed Topsoil of dark brown slightly sandy gravelly clay. With of rootlets and fragments of plastic, brick and rootlets.

Bare soil - undisturbed Topsoil of dark brown slightly sandy gravelly clay. Occasional brick, wood and plastic fragments and frequentrootlets.

Turf Turf over topsoil of dark brown slightly sandy gravelly clay. With brick, tile, plastic, wood fragments and frequentrootlets.

Turf Turf overlying dark brown to brown silty sandy gravelly clay with occasional ceramic, glass, plastic and brickfragments, one metal bolt and occasional white mould in soil.

Vegetable growing beds in community kitchengarden (Bare soil - disturbed) Dark brown sandy gravelly clay with occasional brick, metal, glass and plastic fragments.

Turf Turf over light brown to brown sandy gravelly clay. With charcoal fragments, occasional brick, plastic, glass andceramic fragments.

Bare soil - undisturbed Brown gravelly, silty, clay and sand with occasional woodchip, brick and plastic fragments.

Raised vegetable beds (Bare soil - disturbed) Brown sandy gravelly clay with occasional brick fragments, one glass fragment and charcoal.

Bare soil - disturbed Morland House Dark brown to brown silty gravelly clay and sand with pockets of yellow silty gravelly sand. With occasional brick,plastic and glass fragments.

Raised vegetable beds (Bare soil - disturbed)Morland House

Dark brown silty gravelly clayey sand with pockets of yellow silty gravelly sand. With occasional plastic, charcoaland brick fragment.

TurfTalbot Grove House Turf over topsoil of brown sandy clay with plastic fragments.

Raised brick bed (Bare soil - disturbed)Talbot Grove House Brown clayey gravelly sand with occasional brick, tarmac and slate fragments.

Raised vegetable bed (Bare soil - disturbed)Talbot Grove House Dark brown to brown clayey gravelly sand with occasional brick, peat, and glass fragments.

Raised brick bed (Bare soil - undisturbed)Talbot Grove House Brown slightly gravelly sandy clay with occasional brick and charcoal fragments.

Bare soil - undisturbed Topsoil of dark brown to light brown gravelly clayey sand to sandy gravelly silty clay, to sandy silty gravel.Occasional brick, concrete, 2cm piece of clear glass, 2cm piece ceramic pipe and rootlets.

Turf Turf overlying topsoil of dark brown slightly clayey sand with occasional gravels to slightly sandy, slightly gravellyclay. With pockets of soft clay, glass fragments, plastic and abundant rootlets.

Olive pots (Bare soil - undisturbed) Topsoil of orangish brown silty sand with occasional gravel. With fragments of brick, plastic, metal screw androotlets.

Raised vegetable bed (Bare soil - disturbed) Topsoil of dark brown silty clayey gravel and sand. Underneath topsoil light brown clayey slightly gravelly sand.

Turf Turf overlying topsoil of dark brown sandy gravelly clay, with pockets orange clay to slightly clayey sand. Withoccasional plastic, wood, metal, glass, brick fragments and rootlets.

Bare soil - undisturbed Topsoil of dark brown sandy gravelly clay to gravelly clayey sand. With brick, tarmac, wood, concrete and plasticfragments, and rootlets.

Bare soil - disturbed Topsoil of dark brown sand and gravel with plastic fragments.

Raised vegetable bed (Bare soil - disturbed) Topsoil of dark brown gravelly sand and clay with abundant roots.

Bare soil - undisturbed Topsoil of dark brown silty sand with occasional gravel. With brick, concrete, glass, roof tile and cement.

Turf Turf overlying topsoil of dark brown silty slightly clayey slightly gravelly sand. With quartzite, brick and plasticfragments and rootlets.

Raised vegetable bed (Bare soil - disturbed) Topsoil of dark brown silty slight clayey sand with occasional gravel. With brick, concrete and rootlets

Silchester East Fig A23GTCS2-S211toGTCS2-S220

Allom House and BarlowHouse Fig A24

GTCS2-S221toGTCS2-S230

23

24

Morland House and TalbotGrove House

Fig A25A(Morland Hs.)

Fig A25B(Talbot GroveHs.)

GTCS2-S231toGTCS2-S240

Bramley House Fig A26GTCS2-S241toGTCS2-S250

25

26

Kensington Memorial Park Fig A27GTCS2-S251toGTCS2-S270

Treadgold House Fig A28GTCS2-S271toGTCS2-S280

27

28

Henry Dickens Court Fig A22GTCS2-S201toGTCS2-S210

22

Prepared for: Royal Borough of Kensington and Chelsea 3 of 5 AECOM

Page 26: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B6 - Soil Type Summary According to Surface Cover Project number: 60632092

Area Name Sample AreaID number Figure Ref. Unique sample

codes Surface Cover type Soil Description (all Made Ground)

Bare soil - disturbed Topsoil of dark brown silty sand with occasional gravel. With quartzite, occasional 2cm glass fragments and plastic.Occasional rootlets.

Turf Turf overlying topsoil of dark brown silty clay. With gravel, plastic (2 - 3mm), glass fragments (1 - 3cm) and rootlets.

Bare soil - disturbed Topsoil composed of dark brown slightly gravelly silty clay. With plastic fragments (3-4cm) and occasional rootlets.

Bare soil - undisturbed Topsoil of dark brown gravel on surface overlying silty clay with occasional gravel. One shell fragment, rare glass(1cm), plastic (5cm) and brick fragments (2cm).

Little Wormwood ScrubsIncluding EPIC CIC AdventurePlayground

30 Fig A30GTCS2-S291toGTCS2-S300

Turf Turf overlying topsoil of dark brown slightly gravelly, slightly sandy clay. With wood fragments, rare iron fragmentsand abundant rootlets.

Darfield Way 31 Fig A31GTCS2-S301toGTCS2-S310

Turf Turf overlying topsoil of dark brown to grey/dark grey slightly gravelly slightly clayey sand to gravelly clay. Withbrick, plastic, glass, metal, wood, ceramic, tile, and tarmac fragments and abundant roots.

Bare soil - undisturbed

Brown silty gravelly, slightly clayey sand to sandy, gravelly clay. With woodchips, glass, ceramic, brick, charred andkilnbaked brick, metal flakes, rubber, charcoal and plastic fragments.(at depth brown sandy gravelly clay, becoming cobbley with bricks).

TurfTurf overlying dark brown to brown sandy clay to silty gravelly sand. With woodchip, plastic, brick, charcoalfragments and burnt wood.(at depth brown sand and concrete slab).

Bare soil - undisturbed Dark brown to brown silty, gravelly, sandy clay. With woodchips, occasional brick, glass, rubber, tile, and plasticfragments.

Turf Turf overlying brown silty gravelly sandy clay. With occasional brick, plastic, metal, rubber, charcoal and tilefragments.

Bare soil - disturbed Topsoil of brown sandy gravelly clay. With fragment ash, bricks, plastic, ceramic, metal, glass and rootlets.

Turf Turf over topsoil of brown silty slightly sandy clay, to slightly clayey sand with occasional gravel. With fragment ofblack ash (~3cm), glass, bricks, and abundant rootlets.

Bare soil - undisturbed Topsoil of dark brown to brown slightly silty, sandy, gravelly clay. With ash (~0.5 - 3cm), brick, plastic and rootlets.

Bare soil - undisturbed Brown clayey sand to slightly gravelly sandy clay. With occasional fragments brick, plastic and glass.

Turf Turf over brown gravelly, clayey sand to silty gravelly sandy clay. With occasional fragments brick, slate, plasticand ceramic.

Turf Turf over topsoil of dark brown to brown sandy, slightly clayey, gravelly silt. With brick, glass, plastic, metal bottletop, metal can (2cm), and occasional cobbles of concrete and flints. Rootlets.

Bare soil - undisturbed Topsoil of dark brown to brown gravelly slightly sandy silt. With brick, plastic and occasional cobbles of flints.

Stonebridge RecreationGround 37 Fig A37

GTCS2-S361toGTCS2-S370

Turf Turf over topsoil of dark brown to light brown silty, gravelly, sandy clay to clayey silt. With fragments of wood,plastic, rubber, brick, charcoal and abundant rootlets.

Wormwood Scrubs 38 Fig A38GTCS2-S371toGTCS2-S380

Turf Turf over dark brown to light brown silty, sandy clay. With occasional black patches (1mm), fragments of plastic,brick, glass, coin, abundant roots.

Bare soil - undisturbed

Dark brown to orangish brown to light brown slighty silty, slightly gravelly clayey sand. With occasional brick, foil,metal fragments (melted, probable cladding), from 1cm to 7cm, concrete, cloth, rubber (2cm),charcoal andwoodchips. Occasional rootlets.(at depth sand and gravel with brick and concrete).

Verity Close Fig A29GTCS2-S281toGTCS2-S290

Lancaster Green Fig A32GTCS2-S311toGTCS2-S320

29

32

Maxilla Walk - Maxilla Hall /Maxilla Green Fig A36

GTCS2-S351toGTCS2-S360

Robinson House Fig A33GTCS2-S321toGTCS2-S330

Wesley Square Fig A34GTCS2-S331toGTCS2-S340

GTCS2-S381

33

34

35

36

Silchester West (North andNorth-West area) Fig A35

GTCS2-S341toGTCS2-S350

Prepared for: Royal Borough of Kensington and Chelsea 4 of 5 AECOM

Page 27: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B6 - Soil Type Summary According to Surface Cover Project number: 60632092

Area Name Sample AreaID number Figure Ref. Unique sample

codes Surface Cover type Soil Description (all Made Ground)

Turf

Turf over dark brown to brown slightly gravelly sandy clay, to silty clayey sand, to slightly gravelly, sandy clayey silt.With fragments plastic, glass, rusted nail (~10cm), metal, melted metal, concrete and silver foil. Rootlets.(at depth light brown slightly clayey gravelly sand with occasional brick fragments and plastic fragments. One kilnbrick).

Tower cordon Fig A39 toGTCS2-S390

39

Prepared for: Royal Borough of Kensington and Chelsea 5 of 5 AECOM

Page 28: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B7 - Duplicate Sample RPD Analysis Project number: 60632092

Field Duplicates (soil) SDG EMT-20-14697-1 EMT-20-14697-1 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-10 EMT-20-14697-11 EMT-20-14697-11 EMT-20-14697-11 EMT-20-14697-11 EMT-20-14697-11 EMT-20-14697-11 EMT-20-14697-12Field ID GTCS2-S175A GTCS2DUP11A RPD GTCS2-S390A GTCS2-DUP24A RPD GTCS2-S313A GTCS2-DUP19A RPD GTCS2-S313A GTCS2-DUP19A RPD GTCS2-S313A GTCS2-DUP19A RPD GTCS2-S193A GTCS2-DUP12A RPD GTCS2-S193A GTCS2-DUP12A RPD GTCS2-S193A GTCS2-DUP12A RPD GTCS2-S281ASampled Date/Time 22/10/2020 22/10/2020 04/11/2020 04/11/2020 04/11/2020 04/11/2020 04/11/2020 04/11/2020 04/11/2020 04/11/2020 05/11/2020 05/11/2020 05/11/2020 05/11/2020 05/11/2020 05/11/2020 06/11/2020

Method_TypeChemNameUnits EQLMetals by ICP-OESLead – total (BARGE method)mg/kg 5 493

Bioaccessible Fraction (BAF) - Leadpercent 0 64Operation and analysis of metals by Thermo Fish...Bioaccessible Lead – stomachmg/kg 5 314

Bioaccessible Lead – stomach and intestinemg/kg 5 162Lead mg/kg 5 209 192 8 34 35 3 146 207 35 469 405 15 173 158 9 443 422 5 415Lead mg/kg 5 544 452 18 500 457 9Antimony mg/kg 1Acenaphthenemg/kg 0.05 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 0.1 0.1 0 0.1 0.2 67 <0.05 <0.05 0 <0.05 <0.05 0 1 2.55 87 <0.05Acenaphthylenemg/kg 0.03 0.08 0.08 0 <0.03 <0.03 0 <0.03 <0.03 0 0.04 0.05 22 0.09 0.14 43 0.12 0.07 53 0.15 0.08 61 3.06 1.36 77 0.21Anthracenemg/kg 0.04 0.08 0.08 0 <0.04 <0.04 0 <0.04 0.06 40 0.14 0.23 49 0.43 0.5 15 0.12 0.13 8 0.22 0.13 51 4.78 7.73 47 0.22Benz(a)anthracenemg/kg 0.06 0.29 0.34 16 0.09 0.15 50 0.37 0.38 3 0.72 0.87 19 2.41 2.14 12 0.33 0.71 73 0.78 0.7 11 11.52 19.62 52 0.74Benzo(a) pyrenemg/kg 0.04 0.39 0.42 7 0.09 0.15 50 0.36 0.44 20 0.78 0.97 22 2.23 2.43 9 0.49 0.72 38 0.96 0.88 9 15.93 20.1 23 0.98Benzo(b)fluoranthenemg/kg 0.05 0.5 0.55 10 0.12 0.21 55 0.49 0.57 15 1.02 1.24 19 3.09 3.04 2 0.64 0.94 38 1.27 1.14 11 19.13 25.6 29 1.33Benzo(b)&(k)fluoranthenemg/kg 0.07 0.69 0.77 11 0.17 0.29 52 0.68 0.79 15 1.42 1.72 19 4.29 4.22 2 0.89 1.3 37 1.77 1.59 11 26.57 35.56 29 1.85Benzo(g,h,i)perylenemg/kg 0.04 0.37 0.35 6 0.09 0.14 43 0.31 0.35 12 0.59 0.71 18 1.58 1.77 11 0.52 0.57 9 0.88 0.64 32 12.82 13.43 5 0.84Benzo(k)fluoranthenemg/kg 0.02 0.19 0.22 15 0.05 0.08 46 0.19 0.22 15 0.4 0.48 18 1.2 1.18 2 0.25 0.36 36 0.5 0.45 11 7.44 9.96 29 0.52Chrysene mg/kg 0.02 0.36 0.39 8 0.08 0.15 61 0.36 0.38 5 0.82 0.92 11 2.29 2.15 6 0.38 0.69 58 0.92 0.81 13 12.41 19.57 45 1.07Dibenz(a,h)anthracenemg/kg 0.04 0.05 0.08 46 <0.04 <0.04 0 0.06 0.08 29 0.14 0.13 7 0.44 0.28 44 0.12 0.12 0 0.21 0.13 47 2.98 2.74 8 0.14Fluoranthenemg/kg 0.03 0.59 0.65 10 0.08 0.23 97 0.57 0.62 8 1.65 1.82 10 3.88 4.32 11 0.66 1.11 51 1.81 1.29 34 27.69 44.08 46 1.9Fluorene mg/kg 0.04 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 0.06 0.08 29 0.07 0.13 60 <0.04 <0.04 0 <0.04 <0.04 0 0.96 2.77 97 0.05Indeno(1,2,3-c,d)pyrenemg/kg 0.04 0.36 0.35 3 0.09 0.14 43 0.31 0.33 6 0.6 0.75 22 1.64 1.79 9 0.47 0.54 14 0.84 0.68 21 12.89 13.95 8 0.76Naphthalenemg/kg 0.04 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 0.05 0.38 153 0.09 0.13 36 <0.04 <0.04 0 <0.04 <0.04 0 0.58 0.97 50 0.08Phenanthrenemg/kg 0.03 0.19 0.17 11 <0.03 0.09 100 0.21 0.26 21 1 1.07 7 1.5 2.19 37 0.19 0.37 64 0.55 0.45 20 11.77 29.84 87 0.89Pyrene mg/kg 0.03 0.52 0.58 11 0.08 0.2 86 0.49 0.54 10 1.37 1.51 10 3.08 3.71 19 0.59 0.94 46 1.59 1.12 35 25.58 33.91 28 1.61PAH 16 Totalmg/kg 0.6 4 4.3 7 0.8 1.5 61 3.7 4.2 13 9.5 11.3 17 24.1 26.1 8 4.9 7.3 39 10.7 8.5 23 170.5 248.2 37 11.3

SubcontractedPCB 118 ug/kgSubcontractedTetrachlorobiphenyl, 3,3,4,4- (PCB 77)ug/kg

Tetrachlorobiphenyl, 3,4,4,5- (PCB 81)ug/kgPentachlorobiphenyl, 2,3,3,4,4- (PCB 105)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 114)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 123)ug/kgPentachlorobiphenyl, 3,3,4,4,5- (PCB 126)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 156)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 157)ug/kgHexachlorobiphenyl, 2,3,4,4,5,5- (PCB 167)ug/kgHexachlorobiphenyl, 3,3,4,4,5,5- (PCB 169)ug/kgHeptachlorobiphenyl, 2,3,3,4,4,5,5- (PCB 189)ug/kg2378-TCDFng/kg12378-PeCDDng/kg123478-HxCDDng/kg123678-HxCDDng/kg123789 HxCDDng/kg1234678-HpCDDng/kgOCDD ng/kgTEQ(1) (NATO)ng/kgTEQ(2) (NATO)ng/kgOCDF ng/kg2378-TCDDng/kg12378-PeCDFng/kg23478-PeCDFng/kg123478-HxCDFng/kg123678-HxCDFng/kg234678-HxCDFng/kg123789-HxCDFng/kg1234678-HpCDFng/kg1234789-HpCDFng/kg2378-TBDDng/kg12378-PBDDng/kg123478-HxBDDng/kg123678-HxBDDng/kg123789-HxBDDng/kg1234678-HpBDDng/kgOBDD ng/kg2378-TBDFng/kg12378-PBDFng/kg23478-PBDFng/kg123478-HxBDFng/kg123678-HxBDFng/kg234678-HxBDFng/kg123789-HxBDFng/kg1234678-HpBDFng/kg1234789-HpBDFng/kgOBDF ng/kgAsbestos Containing MaterialNone 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 0.0E0 200 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0Asbestos Fibres (2)None 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0Asbestos TypeNone 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0General Description (Bulk Analysis)None 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1Asbestos Level ScreenNone 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 1 1 0 0.0E0Asbestos Gravimetric & PCOM Totalmass % 0.001 0.003 <0.001 100 <0.001 <0.001 0Asbestos PCOM Quantification (Fibres)mass % 0.001 <0.001 <0.001 0 <0.001 <0.001 0Total ACM Gravimetric Quantification (% Asb)mass % 0.001 <0.001 <0.001 0 <0.001 <0.001 0Total Detailed Gravimetric Quantification (% Asb)mass % 0.001 0.003 <0.001 100 <0.001 <0.001 0Asbestos Quantification - Total - %mass % 0.001 0.003 <0.001 100 <0.001 <0.001 0

Total Organic Carbon and Total Carbon by Combus...TOC percent 0.02Moisture ContentNatural Moisture Contentpercent 0.1 33.4 34.4 3 52.6 54.1 3 48.7 51.1 5 20.6 27.6 29 21.6 19.6 10 74.5 68.4 9 21.2 28.9 31 20.5 24.9 19 29.1Soil Typing for MCERTSSample ColourNone 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1

Sample TypeNone 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1Other ItemsNone 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1

Soil Typing for MCERTSESDAT Combined CompoundsBenzo(a)pyrene (surrogate marker for PAH mixture)mg/kg 0.39 0.42 7 0.09 0.15 50 0.36 0.44 20 0.78 0.97 22 2.23 2.43 9 0.49 0.72 38 0.96 0.88 9 15.93 20.1 23 0.98

Xylene Totalug/kgTrichlorobenzene (total)ug/kg

ESDAT Combined CompoundsHistorical WHO TEQ ng/kg*RPDs have only been considered where a concentration is greater than 1 times the EQL.**High RPDs are in bold (Acceptable RPDs for each EQL multiplier range are: 80 (1-10 x EQL); 50 (10-20 x EQL); 30 ( > 20 x EQL) )***Interlab Duplicates are matched on a per compound basis as methods vary between laboratories. Any methods in the row header relate to those used in the primary laboratory

Filter: ALL

Prepared for: Royal Borough of Kensington and Chelsea 1 of 4 AECOM

Page 29: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B7 - Duplicate Sample RPD Analysis Project number: 60632092

Field Duplicates (soil) SDGField IDSampled Date/Time

Method_TypeChemNameUnits EQLMetals by ICP-OESLead – total (BARGE method)mg/kg 5

Bioaccessible Fraction (BAF) - Leadpercent 0Operation and analysis of metals by Thermo Fish...Bioaccessible Lead – stomachmg/kg 5

Bioaccessible Lead – stomach and intestinemg/kg 5Lead mg/kg 5Lead mg/kg 5Antimony mg/kg 1Acenaphthenemg/kg 0.05Acenaphthylenemg/kg 0.03Anthracenemg/kg 0.04Benz(a)anthracenemg/kg 0.06Benzo(a) pyrenemg/kg 0.04Benzo(b)fluoranthenemg/kg 0.05Benzo(b)&(k)fluoranthenemg/kg 0.07Benzo(g,h,i)perylenemg/kg 0.04Benzo(k)fluoranthenemg/kg 0.02Chrysene mg/kg 0.02Dibenz(a,h)anthracenemg/kg 0.04Fluoranthenemg/kg 0.03Fluorene mg/kg 0.04Indeno(1,2,3-c,d)pyrenemg/kg 0.04Naphthalenemg/kg 0.04Phenanthrenemg/kg 0.03Pyrene mg/kg 0.03PAH 16 Totalmg/kg 0.6

SubcontractedPCB 118 ug/kgSubcontractedTetrachlorobiphenyl, 3,3,4,4- (PCB 77)ug/kg

Tetrachlorobiphenyl, 3,4,4,5- (PCB 81)ug/kgPentachlorobiphenyl, 2,3,3,4,4- (PCB 105)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 114)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 123)ug/kgPentachlorobiphenyl, 3,3,4,4,5- (PCB 126)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 156)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 157)ug/kgHexachlorobiphenyl, 2,3,4,4,5,5- (PCB 167)ug/kgHexachlorobiphenyl, 3,3,4,4,5,5- (PCB 169)ug/kgHeptachlorobiphenyl, 2,3,3,4,4,5,5- (PCB 189)ug/kg2378-TCDFng/kg12378-PeCDDng/kg123478-HxCDDng/kg123678-HxCDDng/kg123789 HxCDDng/kg1234678-HpCDDng/kgOCDD ng/kgTEQ(1) (NATO)ng/kgTEQ(2) (NATO)ng/kgOCDF ng/kg2378-TCDDng/kg12378-PeCDFng/kg23478-PeCDFng/kg123478-HxCDFng/kg123678-HxCDFng/kg234678-HxCDFng/kg123789-HxCDFng/kg1234678-HpCDFng/kg1234789-HpCDFng/kg2378-TBDDng/kg12378-PBDDng/kg123478-HxBDDng/kg123678-HxBDDng/kg123789-HxBDDng/kg1234678-HpBDDng/kgOBDD ng/kg2378-TBDFng/kg12378-PBDFng/kg23478-PBDFng/kg123478-HxBDFng/kg123678-HxBDFng/kg234678-HxBDFng/kg123789-HxBDFng/kg1234678-HpBDFng/kg1234789-HpBDFng/kgOBDF ng/kgAsbestos Containing MaterialNoneAsbestos Fibres (2)NoneAsbestos TypeNoneGeneral Description (Bulk Analysis)NoneAsbestos Level ScreenNoneAsbestos Gravimetric & PCOM Totalmass % 0.001Asbestos PCOM Quantification (Fibres)mass % 0.001Total ACM Gravimetric Quantification (% Asb)mass % 0.001Total Detailed Gravimetric Quantification (% Asb)mass % 0.001Asbestos Quantification - Total - %mass % 0.001

Total Organic Carbon and Total Carbon by Combus...TOC percent 0.02Moisture ContentNatural Moisture Contentpercent 0.1Soil Typing for MCERTSSample ColourNone

Sample TypeNoneOther ItemsNone

Soil Typing for MCERTSESDAT Combined CompoundsBenzo(a)pyrene (surrogate marker for PAH mixture)mg/kg

Xylene Totalug/kgTrichlorobenzene (total)ug/kg

ESDAT Combined CompoundsHistorical WHO TEQ ng/kg*RPDs have only been considered where a concentration is greater than 1 times the EQL.**High RPDs are in bold (Acceptable RPDs for each EQL multiplier range are: 80 (1-10 x EQL); 50 (10-20 x EQL); 30 ( > 20 x EQL) )***Interlab Duplicates are matched on a per compound basis as methods vary between laboratories. Any methods in the row header relate to those used in the primary laboratory

Filter: ALLEMT-20-14697-12 EMT-20-14697-13 EMT-20-14697-13 EMT-20-14697-15 EMT-20-14697-15 EMT-20-14697-16 EMT-20-14697-16 EMT-20-14697-17 EMT-20-14697-17 EMT-20-14697-18 EMT-20-14697-18 EMT-20-14697-19 EMT-20-14697-19 EMT-20-14697-2 EMT-20-14697-2 EMT-20-14697-2 EMT-20-14697-2GTCS2-DUP17A RPD GTCS2-S334A GTCS2-DUP20A RPD GTCS2-S228A GTCS2-DUP14A RPD GTCS2-S207A GTCS2-SDUP13A RPD GTCS2-S157A GTCS2-DUP10A RPD GTCS2-S377A GTCS2-DUP23A RPD GTCS2-S139A GTCS2-DUP08A RPD GTCS2-S270A GTCS2-DUP16A RPD GTCS2-S355A GTCS2-DUP21A RPD

06/11/2020 09/11/2020 09/11/2020 11/11/2020 11/11/2020 12/11/2020 12/11/2020 13/11/2020 13/11/2020 16/11/2020 16/11/2020 17/11/2020 17/11/2020 23/10/2020 23/10/2020 23/10/2020 23/10/2020

443 1166 3

292 7135 18425 2 337 341 1 132 121 9 344 338 2 137 118 15 109 103 6 454 214 72 48 65 30 169 182 7

3 2 40 2 2 0<0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 0.07 <0.05 33 <0.05 <0.05 0 <0.05 <0.05 0 0.08 0.2 86 <0.05 <0.05 0 <0.05 <0.05 00.17 21 0.13 0.15 14 0.13 0.09 36 0.22 0.19 15 <0.03 0.04 29 <0.03 <0.03 0 0.14 0.11 24 <0.03 <0.03 0 0.08 0.05 460.2 10 0.17 0.19 11 0.16 0.12 29 0.41 0.35 16 <0.04 0.06 40 <0.04 <0.04 0 0.33 0.62 61 <0.04 <0.04 0 0.08 0.07 13

0.64 14 0.57 0.65 13 0.76 0.66 14 1.46 1.62 10 0.09 0.26 97 0.15 0.2 29 1.39 2.6 61 0.15 0.16 6 0.36 0.35 30.85 14 0.77 0.81 5 0.87 0.74 16 1.77 1.88 6 0.09 0.29 105 0.13 0.2 42 1.48 2.92 65 0.15 0.15 0 0.4 0.38 51.13 16 0.98 1.09 11 1.1 0.99 11 2.36 2.49 5 0.12 0.42 111 0.21 0.3 35 1.92 3.7 63 0.2 0.2 0 0.5 0.5 01.57 16 1.36 1.51 10 1.53 1.37 11 3.28 3.46 5 0.16 0.58 114 0.29 0.42 37 2.67 5.14 63 0.28 0.28 0 0.69 0.69 00.74 13 0.65 0.73 12 0.6 0.6 0 1.42 1.46 3 0.09 0.25 94 0.11 0.17 43 1.02 2.01 65 0.13 0.13 0 0.29 0.27 70.44 17 0.38 0.42 10 0.43 0.38 12 0.92 0.97 5 0.04 0.16 120 0.08 0.12 40 0.75 1.44 63 0.08 0.08 0 0.19 0.19 00.89 18 0.69 0.75 8 0.72 0.69 4 1.67 1.74 4 0.07 0.22 103 0.17 0.22 26 1.5 2.89 63 0.13 0.13 0 0.33 0.34 30.13 7 0.13 0.12 8 0.12 0.1 18 0.3 0.23 26 <0.04 <0.04 0 <0.04 <0.04 0 0.19 0.36 62 <0.04 <0.04 0 0.06 0.05 181.47 26 1.15 1.29 11 1.32 1.31 1 3.31 3.31 0 0.07 0.25 113 0.33 0.4 19 3.07 5.67 59 0.17 0.21 21 0.58 0.49 17

<0.04 22 <0.04 <0.04 0 <0.04 <0.04 0 0.06 <0.04 40 <0.04 <0.04 0 <0.04 <0.04 0 0.07 0.18 88 <0.04 <0.04 0 <0.04 <0.04 00.67 13 0.57 0.62 8 0.65 0.58 11 1.43 1.47 3 0.07 0.25 113 0.11 0.17 43 1.05 2.06 65 0.13 0.12 8 0.29 0.26 11

<0.04 67 <0.04 <0.04 0 <0.04 <0.04 0 0.06 0.07 15 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 0.26 147 <0.04 <0.04 0 <0.04 <0.04 00.5 56 0.39 0.42 7 0.37 0.44 17 1.09 1.04 5 <0.03 0.06 67 0.13 0.2 42 1.16 2.66 79 0.07 0.07 0 0.21 0.18 15

1.28 23 1.02 1.12 9 1.16 1.14 2 2.88 2.83 2 0.07 0.22 103 0.29 0.35 19 2.58 4.72 59 0.16 0.2 22 0.5 0.45 119.1 22 7.6 8.4 10 8.4 7.8 7 19.4 19.7 2 0.7 2.5 113 1.7 2.3 30 1.4 1.5 7 3.9 3.6 8

0.106 0.155 38 0.369 0.329 110.0106 0.0169 46 0.0399 0.0356 11

0.000652 0.000485 29 0.0016 0.00198 210.0542 0.0815 40 0.17 0.141 19

0.00224 0.0041 59 0.00645 0.00527 200.00241 0.00291 19 0.0068 0.00514 280.00132 0.000792 50 0.00343 0.00687 670.0247 0.03 19 0.0706 0.0692 2

0.00789 0.00917 15 0.0178 0.017 50.0119 0.0128 7 0.0284 0.0267 6

0.000428 0.000823 63 0.000487 0.000828 520.00442 0.0042 5 0.00633 0.00668 5

2.15 1.79 18 4.84 3.2 41<DL 0.467 -200 <DL <DL 0

0.661 0.583 13 0.928 1.26 301.12 <DL -200 2.11 2.31 9

0.641 <DL -200 1.81 1.66 930.8 26.8 14 22.3 24.9 11232 310 29 78.5 74.8 52.03 2.37 15 4.6 4.69 21.64 2.04 22 4.14 4.21 218.8 15.1 22 16.4 11.2 38<DL <DL 0 <DL <DL 0

0.794 0.656 19 2.31 1.72 29<DL 1.73 -200 3.59 3.85 72.21 <DL -200 3.11 3.27 51.34 <DL -200 1.52 2.79 59

0.841 <DL -200 2.78 2.51 10<DL <DL 0 <DL <DL 013.9 8.06 53 19.2 15.2 23

0.837 <DL -200 0.971 0.979 1<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 00.9 <DL -200 0.6 0.8 290.5 <DL -200 <DL 0.5 -200<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0

0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 00.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 00.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0

1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 00.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0

3.97 3.5 13 6.03 6.14 2 9.32 9.5 241.7 36 43.4 45.1 4 30.5 29.4 4 47.8 45.9 4 47.5 45.8 4 91.3 148.2 48 38.5 31.5 20 22.4 22.5 0 38.3 35.1 9

1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 01 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 01 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0

0.85 14 0.77 0.81 5 0.87 0.74 16 1.77 1.88 6 0.09 0.29 105 0.13 0.2 42 1.48 2.92 65 0.15 0.15 0 0.4 0.38 5

Prepared for: Royal Borough of Kensington and Chelsea 2 of 4 AECOM

Page 30: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B7 - Duplicate Sample RPD Analysis Project number: 60632092

Field Duplicates (soil) SDGField IDSampled Date/Time

Method_TypeChemNameUnits EQLMetals by ICP-OESLead – total (BARGE method)mg/kg 5

Bioaccessible Fraction (BAF) - Leadpercent 0Operation and analysis of metals by Thermo Fish...Bioaccessible Lead – stomachmg/kg 5

Bioaccessible Lead – stomach and intestinemg/kg 5Lead mg/kg 5Lead mg/kg 5Antimony mg/kg 1Acenaphthenemg/kg 0.05Acenaphthylenemg/kg 0.03Anthracenemg/kg 0.04Benz(a)anthracenemg/kg 0.06Benzo(a) pyrenemg/kg 0.04Benzo(b)fluoranthenemg/kg 0.05Benzo(b)&(k)fluoranthenemg/kg 0.07Benzo(g,h,i)perylenemg/kg 0.04Benzo(k)fluoranthenemg/kg 0.02Chrysene mg/kg 0.02Dibenz(a,h)anthracenemg/kg 0.04Fluoranthenemg/kg 0.03Fluorene mg/kg 0.04Indeno(1,2,3-c,d)pyrenemg/kg 0.04Naphthalenemg/kg 0.04Phenanthrenemg/kg 0.03Pyrene mg/kg 0.03PAH 16 Totalmg/kg 0.6

SubcontractedPCB 118 ug/kgSubcontractedTetrachlorobiphenyl, 3,3,4,4- (PCB 77)ug/kg

Tetrachlorobiphenyl, 3,4,4,5- (PCB 81)ug/kgPentachlorobiphenyl, 2,3,3,4,4- (PCB 105)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 114)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 123)ug/kgPentachlorobiphenyl, 3,3,4,4,5- (PCB 126)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 156)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 157)ug/kgHexachlorobiphenyl, 2,3,4,4,5,5- (PCB 167)ug/kgHexachlorobiphenyl, 3,3,4,4,5,5- (PCB 169)ug/kgHeptachlorobiphenyl, 2,3,3,4,4,5,5- (PCB 189)ug/kg2378-TCDFng/kg12378-PeCDDng/kg123478-HxCDDng/kg123678-HxCDDng/kg123789 HxCDDng/kg1234678-HpCDDng/kgOCDD ng/kgTEQ(1) (NATO)ng/kgTEQ(2) (NATO)ng/kgOCDF ng/kg2378-TCDDng/kg12378-PeCDFng/kg23478-PeCDFng/kg123478-HxCDFng/kg123678-HxCDFng/kg234678-HxCDFng/kg123789-HxCDFng/kg1234678-HpCDFng/kg1234789-HpCDFng/kg2378-TBDDng/kg12378-PBDDng/kg123478-HxBDDng/kg123678-HxBDDng/kg123789-HxBDDng/kg1234678-HpBDDng/kgOBDD ng/kg2378-TBDFng/kg12378-PBDFng/kg23478-PBDFng/kg123478-HxBDFng/kg123678-HxBDFng/kg234678-HxBDFng/kg123789-HxBDFng/kg1234678-HpBDFng/kg1234789-HpBDFng/kgOBDF ng/kgAsbestos Containing MaterialNoneAsbestos Fibres (2)NoneAsbestos TypeNoneGeneral Description (Bulk Analysis)NoneAsbestos Level ScreenNoneAsbestos Gravimetric & PCOM Totalmass % 0.001Asbestos PCOM Quantification (Fibres)mass % 0.001Total ACM Gravimetric Quantification (% Asb)mass % 0.001Total Detailed Gravimetric Quantification (% Asb)mass % 0.001Asbestos Quantification - Total - %mass % 0.001

Total Organic Carbon and Total Carbon by Combus...TOC percent 0.02Moisture ContentNatural Moisture Contentpercent 0.1Soil Typing for MCERTSSample ColourNone

Sample TypeNoneOther ItemsNone

Soil Typing for MCERTSESDAT Combined CompoundsBenzo(a)pyrene (surrogate marker for PAH mixture)mg/kg

Xylene Totalug/kgTrichlorobenzene (total)ug/kg

ESDAT Combined CompoundsHistorical WHO TEQ ng/kg*RPDs have only been considered where a concentration is greater than 1 times the EQL.**High RPDs are in bold (Acceptable RPDs for each EQL multiplier range are: 80 (1-10 x EQL); 50 (10-20 x EQL); 30 ( > 20 x EQL) )***Interlab Duplicates are matched on a per compound basis as methods vary between laboratories. Any methods in the row header relate to those used in the primary laboratory

Filter: ALLEMT-20-14697-20 EMT-20-14697-20 EMT-20-14697-21 EMT-20-14697-21 EMT-20-14697-5 EMT-20-14697-5 EMT-20-14697-5 EMT-20-14697-5 EMT-20-14697-6 EMT-20-14697-6 EMT-20-14697-7 EMT-20-14697-7 EMT-20-14697-8 EMT-20-14697-8 EMT-20-14697-9 EMT-20-14697-9 EMT-20-14697-9 EMT-20-14697-9

GTCS2-S366A GTCS2-DUP22A RPD GTCS2-S022A GTCS2-DUP02A RPD GTCS2-S064A GTCS2-DUP04A RPD GTCS2-S043A GTCS2-DUP03A RPD GTCS2-S302A GTCS2-DUP18A RPD GTCS2-S085A GTCS2-DUP05A RPD GTCS2-S001A GTCS2-DUP01A RPD GTCS2-S150A GTCS2-DUP09A RPD GTCS2-S150A GTCS2-DUP09A RPD18/11/2020 18/11/2020 19/11/2020 19/11/2020 28/10/2020 28/10/2020 28/10/2020 28/10/2020 29/10/2020 29/10/2020 30/10/2020 30/10/2020 02/11/2020 02/11/2020 02/11/2020 02/11/2020 02/11/2020 02/11/2020

98 123 23 293 329 12 116 110 5 88 87 1 151 173 14 138 149 8 164 122 29 44 50 13 62 53 16

16 3 137 2 2 0 2 2 00.2 0.08 86 0.09 0.08 12 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0 <0.05 <0.05 0

0.32 0.21 42 0.24 0.2 18 0.08 0.11 32 <0.03 <0.03 0 0.07 0.11 44 0.11 0.1 10 0.13 0.15 14 <0.03 <0.03 0 <0.03 <0.03 00.97 0.32 101 0.48 0.41 16 0.11 0.16 37 0.07 <0.04 55 0.09 0.12 29 0.12 0.08 40 0.16 0.21 27 <0.04 <0.04 0 <0.04 <0.04 02.9 1.5 64 2.82 2.41 16 0.49 0.67 31 0.42 0.34 21 0.4 0.58 37 0.46 0.56 20 0.62 0.81 27 0.18 0.15 18 0.18 0.13 32

2.79 1.73 47 3.4 2.83 18 0.46 0.67 37 0.54 0.43 23 0.53 0.8 41 0.57 0.56 2 0.79 0.97 20 0.2 0.16 22 0.21 0.13 473.69 2.28 47 4.62 3.82 19 0.63 0.86 31 0.72 0.57 23 0.71 1.05 39 0.78 0.74 5 1.05 1.26 18 0.31 0.24 25 0.3 0.19 455.12 3.16 47 6.42 5.3 19 0.87 1.2 32 1 0.79 23 0.99 1.46 38 1.09 1.03 6 1.46 1.75 18 0.43 0.33 26 0.41 0.27 411.95 1.27 42 2.37 2.18 8 0.37 0.5 30 0.37 0.33 11 0.47 0.68 37 0.48 0.45 6 0.57 0.7 20 0.18 0.13 32 0.17 0.13 271.43 0.88 48 1.8 1.48 20 0.24 0.34 34 0.28 0.22 24 0.28 0.41 38 0.31 0.29 7 0.41 0.49 18 0.12 0.09 29 0.11 0.08 322.7 1.49 58 3.09 2.54 20 0.34 0.53 44 0.54 0.39 32 0.49 0.7 35 0.49 0.49 0 0.7 0.88 23 0.2 0.15 29 0.2 0.13 42

0.34 0.27 23 0.41 0.33 22 0.1 0.14 33 0.07 0.07 0 0.08 0.12 40 0.09 0.08 12 0.13 0.16 21 <0.04 <0.04 0 <0.04 <0.04 06.22 2.93 72 5.53 4.55 19 0.84 1.01 18 0.84 0.56 40 0.76 1.08 35 0.94 0.83 12 1.18 1.6 30 0.31 0.24 25 0.31 0.17 580.17 0.07 83 0.09 0.06 40 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 02.03 1.45 33 2.65 2.19 19 0.38 0.53 33 0.39 0.31 23 0.43 0.6 33 0.46 0.45 2 0.58 0.72 22 0.17 0.12 34 0.16 0.1 46

<0.04 <0.04 0 0.05 0.05 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 0 <0.04 <0.04 02.94 0.95 102 1.64 1.31 22 0.42 0.34 21 0.25 0.18 33 0.27 0.35 26 0.3 0.26 14 0.33 0.48 37 0.08 0.1 22 0.08 0.04 675.03 2.53 66 4.85 3.94 21 0.69 0.86 22 0.71 0.51 33 0.65 0.94 36 0.83 0.71 16 1.09 1.41 26 0.26 0.21 21 0.27 0.15 5733.7 18 61 34.1 28.4 18 5.2 6.7 25 5.2 3.9 29 5.2 7.5 36 5.9 5.6 5 7.7 9.8 24 2 1.6 22 2 1.3 42

0.384 2.55 148 0.305 0.245 22 0.314 0.22 350.0247 0.0342 32 0.0151 0.0147 3 0.0168 0.0127 28

0.000622 0.000665 7 0.000474 -8.883 -200 0.000783 0.000806 30.188 1.02 138 0.148 0.122 19 0.154 0.112 32

0.00612 0.0374 144 0.00555 0.00393 34 0.00478 0.00292 480.00661 0.0232 111 0.00261 0.00317 19 0.00381 0.00272 33

0.008 0.00589 30 0.00383 0.00347 10 0.00283 0.00196 360.0909 0.621 149 0.0649 0.0484 29 0.0631 0.0466 300.0323 0.145 127 0.016 0.012 29 0.0159 0.0122 260.0414 0.223 137 0.0267 0.0211 23 0.0257 0.0203 23

0.000625 0.00119 62 0.000202 0.000219 8 -8.883 0.000207 -2000.0104 0.0302 98 0.00652 0.00534 20 0.00576 0.00467 21

<DL 3.62 -200 3.32 2.71 20 2 5.79 970.527 0.551 4 <DL <DL 0 <DL 0.391 -2000.944 0.66 35 0.554 <DL -200 <DL 0.453 -2000.609 1.7 94 2.38 1.54 43 1.58 2.43 420.442 1.03 80 2.89 0.687 123 0.613 1.1 5726.7 30.7 14 80.2 72 11 79.2 115 37213 280 27 626 625 0 599 892 391.91 3.85 67 3.71 2.97 22 2.88 4.41 421.39 3.34 82 3.18 2.25 34 2.02 4.1 6813 16.7 25 27.8 23.9 15 20.9 20 4

<DL <DL 0 <DL <DL 0 <DL <DL 00.535 <DL -200 <DL <DL 0 <DL 0.686 -200<DL 2.47 -200 0.998 <DL -200 <DL 0.958 -2001.1 2.1 63 0.669 0.934 33 0.514 0.681 28<DL <DL 0 <DL 0.622 -200 <DL <DL 01.65 1.57 5 1.02 0.975 5 <DL 1.35 -200<DL <DL 0 <DL <DL 0 <DL <DL 012.2 15.4 23 13.9 13.3 4 13.5 13.3 1

0.526 0.699 28 0.369 <DL -200 <DL 0.763 -200<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 00.8 1.1 32 0.7 0.5 33 0.7 <DL -2000.6 0.5 18 <DL 0.7 -200 <DL 0.6 -2000.9 <DL -200 0.5 <DL -200 <DL <DL 0<DL 0.7 -200 <DL 0.5 -200 0.5 <DL -200<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0 <DL <DL 0

0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 00.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 00.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0

1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 00.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0 0.0E0 0.0E0 0

3.73 4.22 12 7.37 7.51 2 5.63 5.68 140 34 16 27.2 27.4 1 35.9 36.4 1 68.7 63.9 7 33.6 32.8 2 32.4 39.1 19 26.9 49.9 60 53.6 48.4 10 41.2 39.9 31 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 01 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 01 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0 1 1 0

2.79 1.73 47 3.4 2.83 18 0.46 0.67 37 0.54 0.43 23 0.53 0.8 41 0.57 0.56 2 0.79 0.97 20 0.2 0.16 22 0.21 0.13 47

Prepared for: Royal Borough of Kensington and Chelsea 3 of 4 AECOM

Page 31: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation into Potential Land Contamination Impact Table B7 - Duplicate Sample RPD Analysis Project number: 60632092

Field Duplicates (soil) SDGField IDSampled Date/Time

Method_TypeChemNameUnits EQLMetals by ICP-OESLead – total (BARGE method)mg/kg 5

Bioaccessible Fraction (BAF) - Leadpercent 0Operation and analysis of metals by Thermo Fish...Bioaccessible Lead – stomachmg/kg 5

Bioaccessible Lead – stomach and intestinemg/kg 5Lead mg/kg 5Lead mg/kg 5Antimony mg/kg 1Acenaphthenemg/kg 0.05Acenaphthylenemg/kg 0.03Anthracenemg/kg 0.04Benz(a)anthracenemg/kg 0.06Benzo(a) pyrenemg/kg 0.04Benzo(b)fluoranthenemg/kg 0.05Benzo(b)&(k)fluoranthenemg/kg 0.07Benzo(g,h,i)perylenemg/kg 0.04Benzo(k)fluoranthenemg/kg 0.02Chrysene mg/kg 0.02Dibenz(a,h)anthracenemg/kg 0.04Fluoranthenemg/kg 0.03Fluorene mg/kg 0.04Indeno(1,2,3-c,d)pyrenemg/kg 0.04Naphthalenemg/kg 0.04Phenanthrenemg/kg 0.03Pyrene mg/kg 0.03PAH 16 Totalmg/kg 0.6

SubcontractedPCB 118 ug/kgSubcontractedTetrachlorobiphenyl, 3,3,4,4- (PCB 77)ug/kg

Tetrachlorobiphenyl, 3,4,4,5- (PCB 81)ug/kgPentachlorobiphenyl, 2,3,3,4,4- (PCB 105)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 114)ug/kgPentachlorobiphenyl, 2,3,4,4,5- (PCB 123)ug/kgPentachlorobiphenyl, 3,3,4,4,5- (PCB 126)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 156)ug/kgHexachlorobiphenyl, 2,3,3,4,4,5- (PCB 157)ug/kgHexachlorobiphenyl, 2,3,4,4,5,5- (PCB 167)ug/kgHexachlorobiphenyl, 3,3,4,4,5,5- (PCB 169)ug/kgHeptachlorobiphenyl, 2,3,3,4,4,5,5- (PCB 189)ug/kg2378-TCDFng/kg12378-PeCDDng/kg123478-HxCDDng/kg123678-HxCDDng/kg123789 HxCDDng/kg1234678-HpCDDng/kgOCDD ng/kgTEQ(1) (NATO)ng/kgTEQ(2) (NATO)ng/kgOCDF ng/kg2378-TCDDng/kg12378-PeCDFng/kg23478-PeCDFng/kg123478-HxCDFng/kg123678-HxCDFng/kg234678-HxCDFng/kg123789-HxCDFng/kg1234678-HpCDFng/kg1234789-HpCDFng/kg2378-TBDDng/kg12378-PBDDng/kg123478-HxBDDng/kg123678-HxBDDng/kg123789-HxBDDng/kg1234678-HpBDDng/kgOBDD ng/kg2378-TBDFng/kg12378-PBDFng/kg23478-PBDFng/kg123478-HxBDFng/kg123678-HxBDFng/kg234678-HxBDFng/kg123789-HxBDFng/kg1234678-HpBDFng/kg1234789-HpBDFng/kgOBDF ng/kgAsbestos Containing MaterialNoneAsbestos Fibres (2)NoneAsbestos TypeNoneGeneral Description (Bulk Analysis)NoneAsbestos Level ScreenNoneAsbestos Gravimetric & PCOM Totalmass % 0.001Asbestos PCOM Quantification (Fibres)mass % 0.001Total ACM Gravimetric Quantification (% Asb)mass % 0.001Total Detailed Gravimetric Quantification (% Asb)mass % 0.001Asbestos Quantification - Total - %mass % 0.001

Total Organic Carbon and Total Carbon by Combus...TOC percent 0.02Moisture ContentNatural Moisture Contentpercent 0.1Soil Typing for MCERTSSample ColourNone

Sample TypeNoneOther ItemsNone

Soil Typing for MCERTSESDAT Combined CompoundsBenzo(a)pyrene (surrogate marker for PAH mixture)mg/kg

Xylene Totalug/kgTrichlorobenzene (total)ug/kg

ESDAT Combined CompoundsHistorical WHO TEQ ng/kg*RPDs have only been considered where a concentration is greater than 1 times the EQL.**High RPDs are in bold (Acceptable RPDs for each EQL multiplier range are: 80 (1-10 x EQL); 50 (10-20 x EQL); 30 ( > 20 x EQL) )***Interlab Duplicates are matched on a per compound basis as methods vary between laboratories. Any methods in the row header relate to those used in the primary laboratory

Filter: ALLEMT-20-14697-9 EMT-20-14697-9 EMT-20-14697-9 EMT-20-14697-9GTCS2-S150A GTCS2-DUP09A RPD GTCS2-S249A GTCS2-DUP015A RPD

02/11/2020 02/11/2020 03/11/2020 03/11/2020

32 22 3774 74 0

1 <1 0 2 2 0<0.05 <0.05 0 0.07 <0.05 33<0.03 <0.03 0 0.25 0.16 44<0.04 <0.04 0 0.5 0.25 670.08 <0.06 29 1.53 0.77 660.08 <0.04 67 1.7 0.93 590.13 0.09 36 2.25 1.2 610.18 0.12 40 3.13 1.67 610.08 0.06 29 1.26 0.68 600.05 0.03 50 0.88 0.47 610.06 0.06 0 1.76 0.87 68

<0.04 <0.04 0 0.29 0.15 640.06 0.04 40 3.39 1.55 74

<0.04 <0.04 0 0.07 <0.04 550.08 0.05 46 1.24 0.68 58

<0.04 <0.04 0 <0.04 <0.04 0<0.03 <0.03 0 1.54 0.5 1020.05 <0.03 50 2.79 1.31 720.7 <0.6 15 19.5 9.5 69

0.145 0.149 3 0.443 0.549 210.00684 0.0106 43 0.0324 0.0544 51

0.000224 0.000235 5 0.00104 0.00222 720.0667 0.0724 8 0.192 0.277 36

0.00282 0.00224 23 0.00501 0.00781 440.00349 0.0013 91 0.00888 0.00802 100.00128 -8.883 -200 0.00476 0.00523 90.0311 0.0319 3 0.118 0.157 28

0.00775 0.00853 10 0.0471 0.0505 70.0128 0.0148 14 0.071 0.076 7

0.00013 -8.883 -200 0.000569 0.000731 250.0036 0.00427 17 1.734 0.0192 196

2.92 4.18 35 2.04 2.87 34<DL <DL 0 <DL 8.39 -200<DL <DL 0 0.643 2.68 123

0.526 1.38 90 2.09 25.8 170<DL 0.983 -200 0.488 15.8 18867.8 83.3 21 61.6 103 50531 576 8 474 568 182.43 3.15 26 3.7 29.1 1551.99 2.59 26 3.2 28.7 16014.3 15.6 9 23.6 28.7 20<DL <DL 0 <DL <DL 0<DL <DL 0 0.52 3.54 149

0.535 0.494 8 1.67 22.7 173<DL 0.631 -200 2.15 33 176<DL <DL 0 1.26 13.4 166

0.513 0.674 27 1.81 13.2 152<DL <DL 0 <DL 2.93 -20010.2 12.7 22 16.8 32.5 64

0.322 0.509 45 0.713 8.86 170<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 00.8 0.7 13 0.8 <DL -200<DL <DL 0 <DL <DL 00.5 <DL -200 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0<DL <DL 0 <DL <DL 0

0.0E0 0.0E0 0 0.0E0 0.0E0 00.0E0 0.0E0 0 1 1 00.0E0 0.0E0 0 1 1 0

1 1 0 1 1 00.0E0 0.0E0 0 1 1 0

<0.001 <0.001 0<0.001 <0.001 0<0.001 <0.001 0<0.001 <0.001 0<0.001 <0.001 0

3.39 2.51 30 1.21 1.16 425.6 23.5 9 21.2 20.9 1

1 1 0 1 1 01 1 0 1 1 01 1 0 1 1 0

0.08 0.0E0 200 1.7 0.93 59

Prepared for: Royal Borough of Kensington and Chelsea 4 of 4 AECOM

Page 32: Appendix B – Tables · 2021. 7. 12. · Avondale School Apr-15 Composite WAC sample pH Water soluble sulphate Composite WAC test: USEPA 16 PAHs, PCBs EC7, BTEX, Metals Avondale

Grenfell Investigation in Potential Land Contamination Impact Table B8Curtins KALC Site Investigation Data Summary Comparison

Project Number: 60632092

Data - all depths

Min concentration Max concentration Mean concentration Min concentration Max concentration Mean concentrationLead mg/kg 8 501 82.8 17 544 78

Benzo(a)pyrene mg/kg <0.04 2.9 0.3 <0.04 6.57 0.49Asbestos quantification % wt/wt <0.001 0.075 Detected in 12 of 104 samples <0.001 0.115 Detected in 4 of 34 samples

Sum of 17 Chlorinated D&F ng/kg 64.1 1286 423.05 129.41 621.96 328.46Sum PCB-12 ng/kg 84.37 1999 457.5 205.8 1657 632.5

Sum of Brominated D&F ng/kg 25.7 87.1 43.05 <DL |0.7* 2 1.03Dioxins, Furans and dioxin-like PCB HI 0.02 0.09 0.035 0.003 0.03 0.014

Data - 0.02m and 0.05m depths only

Min concentration Max concentration Mean concentration Min concentration Max concentration Mean concentrationLead mg/kg 13 286 57 17 146 45

Benzo(a)pyrene mg/kg <0.04 1.12 0.19 <0.04 0.57 0.17Asbestos quantification % wt/wt <0.001 0.002 Detected in 3 of 41 samples <0.001 <0.001 Detected in 2 of 24 samples

Sum of 17 Chlorinated D&F ng/kg 187.8 1286 455.9928571 153.57 585.61 325.3Sum PCB-12 ng/kg 140.10 1999 488.5 475.2 1657 848.7

Sum of Brominated D&F ng/kg 25.7 87.1 42.95 <DL |0.7* 2 1.35Dioxins, Furans and dioxin-like PCB HI - 0.02 0.09 0.035 0.003 0.03 0.015

HI = hazard indexDL = detection limit*lowest detected value

KALC SI data Grenfell Stage 1 and Stage 2 data (Tower Cordon & Lancaster Green)

KALC SI data Grenfell Stage 1 and Stage 2 data (Tower Cordon & Lancaster Green)

Analyte Units

Analyte Units

Prepared for: Royal Borough of Kensington and Chelsea Page 1 of 1 AECOM


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