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40435 – Mayflower Pipeline Incident ExxonMobil®
Summary of Air Monitoring Conducted by CTEH®
April 26, 2013 - 24 hour period1
Table 1 Community Summary of Manual Real-Time Air Monitoring
Analyte Count of Readings
Count of Detections
Average Concentration of
Detections
Highest Concentration
Benzene 23 0 N/A <0.05 ppm Hydrogen Sulfide 23 0 N/A < 1 ppm
VOC 23 0 N/A <0.1 ppm
Table 2
Work Area Summary of Manual Real-Time Air Monitoring
Analyte Count of Readings
Count of Detections
Average Concentration of
Detections
Highest Concentration
Benzene 47 0 N/A < 0.05 ppm Hydrogen Sulfide 47 0 N/A < 1 ppm
VOC 47 0 N/A < 0.1 ppm
1 Note: The information provided below has not been processed by the QAQC department.
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G
State
Hwy
365
N Ma
in St
State Hwy 89
Dam
Rd
Inter
state
Dr
Miller St
Pine B
luff R
d
Snuggs Cir
Cente
r Rd
Jose
ph R
d
Oak St
Cros
s St
North
side D
r
Scenic Hill Rd
Luke
r Ln
Holly Dr
Main
Durham Rd
Leona Ln
Wheeler
St
Lake F
orrest
Dr
Carro
ll Rd Cr
afton
St
Old Sandy Rd
Mallard Cove
Oneil Ln
Ledrick Cir
Bive
ns Ln
Park St
Pine Tree Loop
Stave Mill Ln
Shoreline Dr
Sunbelt Ct
Mark
Dr
Satterfield Rd
Reliance Ct
Lon D
r
Concord Rd
S Starlite Rd
Capps Rd
Breva Cir
Fowl
er Ln
ShaunFredonia Ct
Garrett Ln
State Hwy 89
I- 40
US H
wy 65
US H
wy 65
I- 40
Mayflower Pipeline IncidentExxonMobil
Mayflower, ARFaulkner County
Projection System: UTM Zone 15 Coordinate System: WGS1984
0 1,000 2,000500Feet I
Handheld Real-time MonitoringApril 26, 2013
Legend
G Source! Benzene Detection! Detection! Non-Detection
Print Date: 4/27/2013
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G
N Ma
in St
Dam Rd
State
Hwy
365
Inter
state
DrState Hwy 89 Miller St
Snuggs Cir
Joseph Rd
Oak St
Cros
s St
North
side D
r
Holly Dr
Main
Durham Rd
Lake F
orrest
Dr
Carro
ll Rd
Baker Dr
PoplarCente
r Rd
Ledrick Cir
Elm
Hwy 89
Pine Tree Loop
Woodside Dr
Craft
on S
t
Shoreline Dr
Fred
rick C
ir
Sunbelt Ct
Satterfield Rd
Reliance Ct
Mitchell St
Ada Ave
W Starlite Dr
Lakeview Cir
Breva Cir
Shadell Ln
Fowl
er Ln
Fredonia Ct
Garrett Ln
Mimo
sa S
t
Mathe
s Ln
W Charma Cv
Poplar St
Snug
gs C
ir
State Hwy 89
I- 40
US H
wy 65
I- 40
US H
wy 65
Mayflower Pipeline IncidentExxonMobil
Mayflower, ARFaulkner County
Projection System: UTM Zone 15 Coordinate System: WGS1984
0 1,000 2,000500Feet I
Handheld Real-time Monitoring Benzene Concentrations
April 26, 2013
Legend
G SourceBenzene Concentration (ppm)! < 0.05! 0.05 - 0.1! 0.11 - 0.5! 0.51 - 1.0! 1.01 - 5.0! > 5.0
Print Date: 4/27/2013
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G
N Ma
in St
State
Hwy
365
Dam Rd
State Hwy 89
Inter
state
Dr
Miller St
Snuggs CirJo
seph
Rd
Oak St
Cros
s St
North
side D
r
Holly Dr
Main
Cente
r Rd
Durham Rd
Lake F
orrest
Dr
Carro
ll Rd
Scenic Hill Rd
Craft
on S
t
Poplar
Pine B
luff R
d
Ledrick Cir
Elm
Hwy 89
Park St
Pine Tree Loop
Stave Mill Ln
Shoreline Dr
Sunbelt Ct
Satterfield Rd
Reliance CtConcord Rd
Mitchell St
W Starlite Dr
Lakeview Cir
Breva Cir
Fowl
er Ln
ShaunFredonia Ct
Garrett Ln
State Hwy 89
I- 40
US H
wy 65
US H
wy 65
I- 40
Mayflower Pipeline IncidentExxonMobil
Mayflower, ARFaulkner County
Projection System: UTM Zone 15 Coordinate System: WGS1984
0 1,000 2,000500Feet I
Handheld Real-time MonitoringVOC Concentrations
April 26, 2013
Legend
G SourceVOC Concentration (ppm)! < 0.1! 0.1 - 0.5! 0.6 - 1.0! 1.1 - 5.0! 5.1 - 10.0! > 10.0
Print Date: 4/27/2013
