NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 00001 AR00256 Date: 00/00/1983
Title: PRELIMINARY INVESTIGATION OF POSSIBLE SUBSURFACE CONTAMINATION (PHASE I)
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 00257
HYDRO-TERRA, INC.
AR 00289 Date: 10/04/1983
Title: SAMPLING AND ANALYTICAL ACTIVITIES AT THE EAST STATION FACILITY
Document Type: REPORT
Addressees and Authors:
AD
AU
Document: AR 00290
WASHINGTON GAS
VERSAR, INC.
AR00356 Date: 11/03/1983
Title: RESULTS OF THE ANALYSIS FOR ORGANICS, VOLATILE ORGANICS AND PRIORITY POLLUTANT METALS
Document Type: REPORT
Addressees and Authors:
AD MILLS
AU HIGMAN
Document: AR 00357 AR00357
T HYDRO-TERRA, INC.
H HITTMAN EBASCO ASSOCIATES, INC.
Date: 10/18/1985
Title: RE: PRICING· WASTE REMOYAUTREATMENT SERVICES
Document Type: LETTER
Addressees and Authors:
AD MURTHY
AU YOUNG
Document: AR 00358 AR 00358
K WASHINGTON GAS
J RESEARCH OIL COMPANY
Date: 09/22/1987
Title: WASHINGTON GAS LIGHT SITE POTENTIAL HAZARDOUS WASTE SITE IDENTIFICATION
Document Type: FORM
Addressees AU GREY B ENVIRONMENTAL PROTECTION AGENCY and Authors:
Page I of 46
NATIONAL PARI( SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 00359 AR 00392 Date: 11/03/1987
Title: BRlEFING PAPER ON EAST STATION CONTAMINATION REMEDIATION INVESTIGATlON AND FEASIBILITY STUDY
Document Type: BRIEFING PAPER
Addressees and Authors:
AU
Document: AR 00393
HYDRO-TERRA, INC.
AR00395 Date: 12102/1987
Title: RE: EPA'S COMMENTS ON HYDRO-TERRA'S WORK PLAN
Document Type: LETTER
Addressees and Authors:
AD LEMMIE
AU BOORNAZlAN
Document: AR 00396 AR00399
v DC DEPT. OF CONSUMER AND REGULATORY AFFAIRS
L ENVIRONMENTAL PROTECTION AGENCY
Date: 12117/I987
Title; WASHINGTON GAS LIGHT SITE PRELIMINARY ASSESSMENT
Document Type: FORM
Addressees AU BRITT s ENVIRONMENTAL PROTECTION AGENCY and Authors:
Document: AR 00400 AR00402 Date: 12118/1987
Title: RE: DC AND USEPA'S COMMENTS ON HYDRO-TERRA'S WORK PLAN
Document Type: LEITER
Addressees and Authors:
AD RATRA
AU LEMMlE
Document: AR 00403 AR00409
A WASHINGTON GAS
v DC DEPT. OF CONSUMER AND REGULATORY AFFAIRS
Date: 01/20/1988
Title: RE: HYDRO-TERRA'S RESPONSE TO DC AND USEPA'S COMMENTS RE 10/30/1987 RI/FS PHASE II PROPOSAL
Document Type: LETTER
Addressees AU HYDRO-TERRA, INC. and Authors:
Page 2 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 00410 AR00554 Date: 06/14/1988
Title: PRELIMINARY ASSESSMENT OF WASHINGTON GAS LIGHT SITE
Document Type: REPORT
Addressees and Authors:
AD
AU
Document: AR 00555 AR 01088
ENVIRONMENTAL PROTECTION AGENCY
NUS CORPORATION
Date: 06/20/1989
Title: CONTAMINATION & LAND-USE STUDY (PHASE II), EAST STATION PROPERTY
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 01089
HYDRO-TERRA, INC.
AR 01347 Date: 08/20/1991
Title: ADDITIONAL SAMPLING AND GROUNDWATER RECOVERY SYSTEM DESIGN (PHASE III)
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 01348
GEOTRANS
AROl365 Date: 04/30/1993
Title: INCLUDING REPORT ON PUMP HOUSE AT EAST STATION
Document Type: LEITER
Addressees AD SYPHAX s NATIONAL PARK SERVICE and Authors:
AU MURTHY K WASHINGTON GAS
Document: AR 01366 AR 01637 Date: 03/00/1994
Title: SITE INVESTIGATION REPORT AND RISK ASSESSMENT AT THE WASHINGTON GAS FORMER MANUFACTURED GAS PLANT SITE, WASHINGTON, DC
Document Type: REPORT
Addressees and Authors:
AU ENGINEERING-SCIENCE, INC.
Page 3 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR01638 AR01808 Date: 03/17/1994
Title: TECHNICAL REVIEW OF SITE INVESTIGATIONS AND REMEDIAL ACTIVITIES, NATIONAL PARK SERVICE PROPERTY, WASHINGTON, D.C.
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 01809
ICF KAISER ENGINEERS
AR01817 Date: 12/04/1994
Title: EAST STATION (NATIONAL PARK SERVICE PROPERTY) FORMER MGP SITE REMEDIATION STUDY: PHASE I
Document Type: REPORT
Addressees and Authors:
AU KELLEY
Document: AR 01818 AR 01836
R INSTITUTE OF GAS TECHNOLOGY
Date: 02/15/1995
Title: RE: SNAPSHOT OF W ASHJNGTON GAS LIGHT SITE
Document Type: MEMORANDUM
Addressees and Authors:
AU MCGILL
Document: AR 01837 AR01869
B GEORGETOWN INSTITUTE FOR PUBLIC REPRESENTATION
Date: 04/10/1995
Title: RE: NATIONAL CAPITAL PARKS, EAST STATION SITE, WASINGTON, D.C.
Document Type: LEITER
Addressees AD RA w A A ECOWGY & ENVIRONMENT, INC. and Authors:
AU FROST AS SOCIA TES
Document: AR 01870 AR 01877 Date: 05/18/1995
Title: RE: COMMENTS ON FOUR WASHINGTON GAS REPORTS
Document Type: LETTER
Addressees and Authors:
AD COOK
AU SOKOWWSKJ
R WASHINGTON GAS
H ENVIRONMENTAL PROTECTION AGENCY
Page 4 of 46
NATIONAL PARIC SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 01878 AROl966 Date: 0612011995
Title: PRELIMINARY ASSESSMENT, NATIONAL CAPITAL PARKS, EAST STATION SITE, WASHINGTON, D.C.
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 01967
ECOLOGY & ENVIRONMENT, INC.
AR 01979 Date: 0711211995
Title: RE: WASHINGTON GAS'S RESPONSES TO QUESTIONS
Document Type: LETTER
Addressees and Authors:
AD BABCOCK
AU COOK
Document: AROl980 AROl984
H GEORGETOWN INSTITUTE FOR PUBLIC REPRESENTATION
R WASHINGTON GAS
Date: 07/2111995
Title: RE: ANSWERS TO QUESTIONS ARISING FROM 6/7/1995 COMMUNITY MEETING ON THE WASHINGTON GAS EAST ST A TION CONTAMINATION
Document Type: LEITER
Addressees AD INTERESTED CITIZEN and Authors:
AU BISHOP F DC ENVIRONMENTAL REGULATION ADMIN.
Document: AR 01985 AR 01989 Date: 07125/1995
Title: RE: NPS RESPONSES TO QUESTIONS COMPILED IN THE GEORGETOWN UNIVERSITY LAW CENTER INSTITUTE FOR PUBLIC REPRESENTATION LETTER OF 611511995 RE EAST STATION SITE
Document Type: LEITER
Addressees and Authors:
AD DINARDO
AU DAVIS
N ENVIRONMENTAL PROTECTION AGENCY
G NATIONAL PARK SERVICE
Page 5 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 01990 AR 01997 Date: 08/07/1995
Title: RE: USEPA'S RESPONSES TO QUESTIONS FROM 617/1995 WASHINGTON GAS EAST STATION COMMUNITY MEETING
Document Type: LETTER
Addressees AD RICH R GEORGETOWN INSTITUTE FOR PUBLIC REPRESENTATION and Authors:
AD DIXON T GEORGETOWN INSTITUTE FOR PUBLIC REPRESENTATION
AD BABCOCK H GEORGETOWN INSTITUTE FOR PUBLIC REPRESENTATION
AU MCCABE M ENVIRONMENTAL PROTECTION AGENCY
Document: AR 01998 AR02005 Date: 08/09/1995
Title: RE: USEPA'S RESPONSES TO QUESTIONS PROVIDED TO THE INSTITUTE FOR PUBLIC REPRESENTATION
Document Type: LEITER
Addressees AD INTERESTED CITIZEN and Authors:
AU BAKER B ENVIRONMENT AL PROTECTION AGENCY
Document: AR 02006 AR02008 Date: 09/28/1995
Title: DISTRICT OF COLUMBIA FACT SHEET FOR CONTAMINATION OF WASHINGTON GAS PROPERTYWCATED AT 1240 12TH STREET, SE
Document Type: FACT SHEET
Addressees AU DC ENVIRONMENTAL REGULATION ADMIN. and Authors:
Document: AR 02009 AR02046 Date: 10/00/1995
Title: EAST STATION (NPS PROPERTY) MGP SITE REMEDIATION PHASE I STUDY
Document Type: REPORT
Addressees and Authors:
AD
AU
WASHINGTON GAS
INSTITUTE OF GAS TECHNOLOGY
Page 6 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 02047 AR02054 Date: 10/1211995
Title: DRAFT WORK PLAN FOR PHASE IV ESI-EAST STATION
Document Type: WORK PLAN
Addressees and Authors:
AU
Document: AR 02055
HYDRO-TERRA, INC.
AR02055 Date: 11/2811995
Title: RE: INSTITUTE OF GAS TECHNOLOGY PILOT STUDY WITH WASHINGTON GAS AND NATIONAL PARK SERVICE
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 02056 AR02257
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 11/28/1995
Title: INCLUDING OCTOBER 1995, EAST STATION MGP SITE REMEDIATION PHASE I STUDY REPORT AND APPENDICES
Document Type: LEITER
Addressees and Authors:
AD SYPHAX
AU BRADY
s NATIONAL PARK SERVICE
M WASHINGTONGAS
----·--·-----------------
Document: AR 02258 AR 02686 Date: 1210011995
Title: SITE INSPECTION, NATIONAL CAPITAL PARKS EAST STATION SITE, SE, WASHINGTON, DC
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 02687
ECOLOGY & ENVIRONMENT, INC.
AR02890 Date: 1210411995
Title: PRINTOUT OF PRESCORE RESULTS, NATIONAL CAPITAL PARKS - EAST STATION SITE
Document Type: REPORT
Addressees and Authors:
AU ECOLOGY & ENVIRONMENT, INC.
Page 7 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR02891 AR 02891 Date: 12/18/1995
Title: RE: GROUNDWATER RECOVERY SYSTEM
Document Type: LETTER
Addressees and Authors:
AD DAVIS
AU BRADY
Document: AR 02892 AR02896
G NATIONAL PARK SERVlCE
M WASHINGTON GAS
Date: 01/171!996
Title: CONTAINING COMMENTS ON WASHINGTON GAS PHASE IV ES! PROPOSAL TO PERFORM WORK
Document Type: LETTER
Addressees and Authors:
AD COOK
AU DINARDO
Document: AR 02897 AR 02897
R WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Date: 01124/1996
Title: RE: PROPOSED DRILLING AND WELUPIEZOMETER INSTALLATION WORK ON NATIONAL PARK SERVICE PROPERTY ALONG ANACOSTIA RIVER BELOW EAST STATION SITE
Document Type: LEITER
Addressees AD ROSENSTOCK J NATIONAL PARK SERVICE and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02898 AR 02906 Date: 01/29/1996
Title: INCLUDING HYDRO-TERRA'S PROPOSAL FOR DETERMINING THE MOST EFFECTIVE AREAS IN WHICH TO LOCATE GROUNDWATER RECOVERY WELLS
Document Type: LEITER
Addressees and Authors:
AD SYPHAX
AU BRADY
s NATIONAL PARK SERVICE
M WASHINGTON GAS
Page 8 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRA TNE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02907 AR02908 Date: 02/05/1996
Title: RE: SPECIAL USE PERMIT FOR ACCESS TO CONDUCT SOIL AND GROUNDWATER INVESTIGATION TO INST ALL AND OPERA TE GROUNDWATER TREATMENT SYSTEM
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU DAVIS
Document: AR 02909 AR02909
M WASHINGTON GAS
G NATIONAL PARK SERVICE
Date: 02/08/1996
Title: RE: FEBRUARY 12, 1996 MEETING TO DISCUSS EAST STATION PHASE IV STUDY
Document Type: MEMORANDUM
Addressees AD COLLIER J DC ENVIRONMENTAL REGULATION ADMIN. and Authors:
AD DINARDO N ENVIRONMENT AL PROTECTION AGENCY
AD SYPHAX s NATIONAL PARK SERVICE
AD HEWITT J NATIONAL PARK SERVICE
AU BRADY M WASHINGTON GAS
Document: AR 0291 O AR029l2 Date: 02/19/1996
Title: RE: FEBRUARY 12, 1996 MEETING AT WASHINGTON GAS
Document Type: LETTER
Addressees AD HEWITT J NATIONAL PARK SERVICE and Authors:
AU GRAF W ECOLOGY & ENVIRONMENT, INC.
Document: AR 02913 AR029l5 Date: 03/07/1996
Title: SPECIAL USE PERMIT TO INSTALL AND OPERATE GROUNDWATER TREATMENT SYSTEM
Document Type: PERMIT
Addressees and Authors:
AD BRADY
AU DAVIS
M WASHINGTON GAS
G NATIONAL PARK SERVICE
Page 9 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 02916 AR02916 Date: 03/08/1996
Title: RE: COPY OF SAMPLING AND ANALYSIS PLAN QUALITY ASSURANCE PROGRAM PLAN FOR THE PERFORMANCE OF FIELD ACTIVITIES FOR REVIEW
Document Type: LETTER
Addressees and Authors:
AD HEWITT
AU BRADY
Document: AR 02917 AR 02917
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: 03/08/1996
Title: RE: COPY OF SAMPLING AND ANALYSIS PLAN QUALITY ASSURANCE PROGRAM PLAN FOR THE PERFORMANCE OF FIELD ACTIVITIES FOR REVIEW
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 02918 AR02918
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTONGAS
Date: 03/21/1996
Title: RE: CONTINGENT APPROVAL OF EAST STATION SAP AND QA PLAN
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU COLLIER J DC ENVIRONMENTAL REGULATION ADMIN.
Document: AR 02919 AR 02923 Date: 03/22/1996
Title: CONT A!NING COMMENTS ON HYDRO-TERRA'S PROPOSED SAMPLING AND ANALYSIS PLAN
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU HEWITT
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Page 10 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 02924 AR02925 Date: 03/25/1996
Title: CONTAINING COMMENTS ON DRAY!' EAST ST A Tl ON SAP/QAPP
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU DINARDO
Document: AR 02926 AR02926
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Date: 03/27/1996
Title: RE: SAMPLING SCHEDULE AT EAST STATION
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU SICARICA
Document: AR 02927 AR 02931
M WASHINGTON GAS
M WASHINGTON GAS
Date: 03/28/1996
Title: RE: SAMPLING PLAN FOR PHASE IV ES! AT EAST STATION
Document Type: LE'ITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC,
Document: AR 02932 AR02938 Date: 04/02/1996
Title: INCLUDING NPS COMMENTS ON PHASE I REPORT FOR SITE REMEDIATION - EAST STATION/WASHINGTON GAS AND LIGHT SITE
Document Type: LETTER
Addressees and Authors:
AD KELLEY
AU ROSKES
R !GT
s ECOLOGY & ENVIRONMENT, INC,
Page 11 of 46
NATIONAL PAR!( SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02939 AR02941 Date: 04/0211996
Title: INCLUDING RECOMMENDED CHANGES TO SAMPLING LOCATIONS FOR WASHINGTON GAS FIELD ACTIVITIES
Document Type: FAX
Addressees and Authors:
AD BRADY
AU HEWITT
Document: AR 02942 AR02946
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Date: 04/03/1996
Title: RE: SAMPLING PLAN, EAST STATION CONTAMINATION INVESTIGATION
Document Type: LETTER
Addressees and Authors:
AD RUNDELL
AU MILLS
Document: AR 02947 AR02948
B ENVIRONMENTAL PROTECTION AGENCY
T HYDRO-TERRA, INC.
Date: 04/0511996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02949 AR02949 Date: 04/0811996
Title: RE: COPIES OF SAMPLING AND ANALYSIS PLAN AND QUALITY ASSURANCE PROGRAM PLAN FOR THE PERFORMANCE OF FIELD ACTIVITIES
Document Type: LETTER
Addressees and Authors:
AD HEWITT
AU BRADY
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Page 12 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02950 AR02950 Date: 0410811996
Title: RE: COPIES OF SAMPLING AND ANALYSIS PLAN AND QUALITY ASSURANCE PROGRAM PLAN FOR THE PERFORMANCE OF FIELD ACTIVITIES
Document Type: LEITER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTONGAS
Document: AR 02951 AR 02951 Date: 0410811996
Title: RE: WASHINGTON GAS REQUEST FOR PERMISSION TO TAKE SAMPLES
Document Type: LEITER
Addressees and Authors:
AD SYPHAX
AU BRADY
Document: AR 02952 AR 02952
s NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: 0411111996
Title: RE: DRILLING OF TEST BORINGS AND INSTALLATION OF MONITOR WELL AND PIEZOMETERS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02953 AR02953 Date: 0412211996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Page 13 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02954 AR02954 Date: 04/26/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02955 AR02955 Date: 05/03/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02956 AR02956
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 05/06/1996
Title: RE: STATUS OF ENVIRONMENTAL INVESTIGATIONS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02957 AR02959 Date: 05/07/1996
Title: RE: ADDENDUM NO. 1 TO EAST STATION SAP/QAPP RIVER SAMPLING
Document Type: LETTER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Page 14 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 02960 AR02961 Date: 05/07/1996
Title: RE: ADDENDUM NO. 2 TO EAST STATION SAP/QAPP
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02962 AR02962
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 05/10/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02963 AR02963 Date: 0511311996
Title: RE: HYDRO-TERRA'S MAY 7, 1996 RIVER WATER AND SEDIMENT PLAN FOR EAST STATION PHASE IV STUDY
Document Type: MEMORANDUM
Addressees AD GRAF w ECOLOGY & ENVIRONMENT, INC. and Authors:
AD AHMAD N ECOLOGY & ENVIRONMENT, INC.
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AD SYPHAX s NATIONAL PARK SERVICE
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AU BRADY M WASHINGTON GAS
Document: AR 02964 AR02964 Date: 05/17/1996
Title: RE: CONVERSATION WITH EFA
Document Type: FAX
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Page 15 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02965 AR 02965 Date: 05/17/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02966
M WASHINGTONGAS
T HYDRO-TERRA, INC.
AR02967 Date: 05117/1996
Title: RE: ADDENDUM FOR RIVER WATER AND SEDIMENT SAMPLING PLAN
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
Document: AR 02968 AR 02968 Date: 05/20/1996
Title: RE: WATER-LEVEL MONITORING IN PIEZOMETERS AND MONITORING WELLS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02969 AR02969
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 05/24/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Page 16 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02970 AR02970 Date: 05/31/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 02971 AR02971 Date: 06/06/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02972 AR02972
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 06/14/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
M WASHINGTON GAS
T HYDRO-TERRA, INC.
--·---·~-·-----------------------· --------· -·---
Document: AR 02973 AR02973 Date: 06/21/I996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Page 17 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 02974 AR02975 Date: 06/26/1996
Title; RE: PROGRESS OF ENVIRONMENTAL STUDIES AT EAST STATION
Document Type: LEITER
Addressees and Authors:
AD DAVIS
AU SIMS
Document: AR 02976 AR02976
G NATIONAL PARK SERVICE
R WASHINGTON GAS
Date: 06/28/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02977 AR 02977
M WASHINGTONGAS
T HYDRO-TERRA, INC.
Date: 07/05/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02978 AR02978
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 07/12/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Page 18 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 02979 AR 02979 Date: 07/19/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 02980 AR02980
M WASHINGTON GAS
T HYDRO-TERRA, INC,
Date: 07/26/1996
Title: RE: SAMPLING PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR02981 AR02982
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 08/14/1996
Title: RE: WASHINGTON GAS CONTRACTOR OVERSIGHT
Document Type: MEMORANDUM
Addressees and Authors:
AD HEWITT
AU KOPSICK
Document: AR 02983 AR03204
J NATIONAL PARK SERVICE
D ECOLOGY & ENVIRONMENT, INC,
Date: 09/20/1996
Title: TAR CONTAMINATION MAPPING AND RECOVERY WELL SITING AT EAST STATION, WASHINGTON, DC
Document Type: REPORT
Addressees AU HYDRO-TERRA, INC. and Authors:
Page 19 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03205 AR03209 Date: 09/23/1996
Title: PROPOSAL TO INSTALL AND TEST ADDITIONAL RECOVERY/MONITORING WELLS AT EAST STATION (REVISED)
Document Type: PROPOSAL
Addressees and Authors:
AD
AU MILLS
Document: AR 03210 AR03210
WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 09/24/1996
Title: RE: EAST STATION TAR CONTAMINATION AND RECOVERY WELL SITING REPORT
Document Type:
Addressees AD SYPHAX S NATIONAL PARK SERVICE and Authors:
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AD BEICELE J DC ENVIRONMENT AL REGULATION AD MIN.
AU BRADY M WASHINGTON GAS
Document: AR 03211 AR 03211 Date: 10/16/1996
Title: RE: OCTOBER31, 1996 MEETING TO DISCUSS HYDRO-TERRA'S RECOMMENDATION TO INSTALL ADDITIONAL TAR RECOVERY WELLS ONNPS AND EAST STATION PROPERTY
Document Type: LETTER
Addressees AD SYPHAX s NATIONAL PARK SERVICE and Authors:
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AU BRADY M WASHINGTON GAS
Page 20 of 46
NATIONAL PARIC SERVICE INDEX FORADMINISTRATNE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03212 AR03212 Date: 10/18/1996
Title: RE: EAST STATION HUMAN HEALTH RISK ASSESSMENT
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 03213 AR03213 Date: 10/21/1996
Title: RE: DRAFT HUMAN HEALTH RISK ASSESSMENTS
Document Type: MEMORANDUM
Addressees AD DINARDO N ENVIRONMENT AL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03214 AR 03220 Date: 10/31/1996
Title: EAST STATION PROPOSED TAR RECOVERY WELLS MEETING AGENDA
Document Type: AGENDA
Addressees and Authors:
Page 21 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03221 AR 03227 Date: 11105/1996
Title: TRANSMITTING OF HYDRO-TERRA'S PROPOSED WORK PLAN FOR INSTALLING ADDITIONAL RECOVERY WELLS AT EAST STATION
Document Type: LETTER
Addressees AD GRAF w ECOLOGY & ENVIRONMENT, INC. and Authors:
AD RUNDELL B ENVIRONMENTAL PROTECTION AGENCY
AD AHMAD N ECOLOGY & ENVIRONMENT, INC.
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AD SYPHAX s NATIONAL PARK SERVICE
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AU BRADY M WASHINGTON GAS
Document: AR 03228 AR03229 Date: 11112/1996
Title: RE: WORK PLAN FOR INSTALLING ADDITIONAL RECOVERY WELLS
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU DINARDO N ENVIRONMENTAL PROTECTION AGENCY
Document: AR 03230 AR 03233 Date: 11/18/1996
Title: INCLUDING NPS COMMENTS ON PROPOSED INSTALLATION OF ADDITIONAL WELLS
Document Type: FAX
Addressees and Authors:
AD BRADY
AU HEWITT
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Page 22 of 46
NATIONAL PARI( SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 03234 AR03234 Date: 11/19/1996
Title: RE: TAR CONTAMINATION MAPPING AND RECOVERY-WELL SITING AT EAST STATION
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU COLLIER
Document: AR 03235 AR 03286
M WASFilNGTON GAS
J DC ENVIRONMENTAL REGULATION ADMIN.
Date: 11/25/1996
Title: INCLUDING COPIES OF TAR DISPOSAL RECORDS AND FIELD NOTES FROM RECENT TAR PUMPING ACTIVITIES AND RESPONSES TO COMMENTS MADE BY EPA AND NFS RE: CONTAMINATION MAPPING AND INSTALLATION OF NEW WELLS
Document Type: LEITER
Addressees and Authors:
AD HEWITT
AU BRADY
Document: AR 03287 AR03291
J NATIONAL PARK SERVICE
M WASFilNGTON GAS
Date: 12102/1996
Title: CONSISTING OF COMMENTS ON BASELINE RISK ASSESSMENT
Document Type: LEITER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU MAROUF A ROY F. WESTON, INC.
Document: AR 03292 AR03293 Date: 1210411996
Title: HYDRO-TERRA'S SCHEDULE FOR INSTALLATION OF WELLS AT EAST STATION
Document Type: SCHEDULE
Addressees and Authors:
AU HYDRO-TERRA, INC.
Page 23 of 46
NATIONAL PARK. SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03294 AR03295 Date: 12113/1996
Title: RE: WORK PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTONGAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 03296 AR 03296 Date: 12/17/1996
Title: RE: FIELDWORK AT WASHINGTON GAS EAST STATION
Document Type: LETTER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU GRAF W ECOLOGY & ENVIRONMENT, INC.
Document: AR 03297 AR03298 Date: 12/20/1996
Title: RE: WORK PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTONGAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 03299 AR03299 Date: 12/30/1996
Title: RE: WORK PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Page 24 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 03300 AR 03300 Date: 01/03/1997
Title: RE: WORK PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Document: AR 03301 AR03301 Date: Ol/10/1997
Tille: RE: WORK PROGRESS AT EAST ST A TION
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 03302
M WASHINGTONGAS
T HYDRO-TERRA, INC.
AR03302 Date: 01/1611997
Title: RE: RESPONSES TO WESTON COMMENTS ON HUMAN HEALTH RISK SCENARIOS AND CALCULATED RISK FOR EAST STATION
Document Type: LETTER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTONGAS
Document: AR 03303 AR03303 Date: 01/17/1997
Tille: RE: WORK PROGRESS AT EAST STATION
Document Type: MEMORANDUM
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU MILLS T HYDRO-TERRA, INC.
Page 25 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATNE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03304 AR 03305 Date: 01/2111997
Title: CONSISTING OF TRIP REPORT FOR GROUNDWATER SAMPLING AT WASHINGTON GAS LIGHT, EAST STATION, JANUARY 15-16, 1997
Document Type: LEITER
Addressees AD HEWITT J NATIONAL PARK SERVICE and Authors:
AU GRAF W ECOLOGY & ENVIRONMENT, INC.
Document: AR 03306 AR 03306 Date: 04/03/1997
Title: RE: APRIL 17, 1997 MEETING TO DISCUSS WASHINGTON GAS'S PHASE IV INVESTIGATION
Document Type: LETTER
Addressees AD ROSENSTOCK J NATIONAL PARK SERVICE and Authors:
AD SYPHAX s NATIONAL PARK SERVICE
AD HEWITT J NATIONAL PARK SERVICE
AD DINAROO N ENVIRONMENTAL PROTECTION AGENCY
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AU BRADY M WASHINGTON GAS
Document: AR 03307 AR03336 Date: 04/I 711997
Title: HYROO-TERRA'S PRESENTATION: EAST STATION ENVIRONMENTAL BRIEFING
Document Type: PRESENTATION
Addressees and Authors:
AU HYDRO-TERRA, INC.
Page 26 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATNE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03337 AR03337 Date: 04/30/1997
Title: RE: DRAFT PHASE IV INVESTIGATION REPORT
Document Type: LETTER
Addressees AD SYPHAX s NATIONAL PARK SERVICE and Authors:
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AU BRADY M WASHINGTON GAS
Document: AR 03338 AR03338 Date: 05/2011997
Title: RE: MEETING TO DISCUSS DRAFT EAST STATION REPORT
Document Type:
Addressees AD SYPHAX s NATIONAL PARK SERVICE and Authors:
AD HEWITT J NATIONAL PARK SERVICE
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN.
AU BRADY M WASHINGTON GAS
---·~··-----------------------------------
Document: AR 03339 AR 03348 Date: 05/21/1997
Title: RE: TECHNICAL REVIEW OF THE BASELINE RISK ASSESSMENT WASHINGTON GAS LIGHT SITE
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU MAROUF
N ENVIRONMENTAL PROTECTION AGENCY
A ROY F. WESTON, INC.
Page 27 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03349 AR 03350 Date: 08/01/1997
Title: RE: SCREENING METHODOLOGY, HUMAN HEALTH RISK ASSESSMENT
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU MILLS
Document: AR03351 AR03356
N ENVIRONMENTAL PROTECTION AGENCY
T HYDRO-TERRA, INC.
Date: 08/08/1997
Title: INCLUDING WASHINGTON GAS RESPONSES TO DC'S COMMENTS ON DRAFT ADDITIONAL RI AND RECOMMENDED REMEDIAL ACTION PLAN
Document Type: LETTER
Addressees AD BEKELE J DC ENVIRONMENT AL REGULATION AD MIN. and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03357 AR 03174 Date: 08/08/1997
Title: INCLUDING WASHINGTON GAS RESPONSE TO E&E'S COMMENTS ON DRAFT ADDITIONAL RI AND RECOMMENDED REMEDIAL ACTION PLAN
Document Type: LETTER
Addressees and Authors:
AD HEWITT
AU BRADY
Document: AR 03375 AR 03375
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: 08/29/1997
Title: RE: AGREEMENT WITH BTAG ON ECOLOGICAL RISK ASSESSMENT
Document Type: LETTER
Addressees and Authors:
AD MILLS
AU LOGAN
T HYDRO-TERRA, INC.
D PBSJ
Page 28 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 03376 AR03382 Date: 09/26/1997
Title: RE: ENCLOSED RECOMMENDED SCREENING METHODOLOGY FOR HUMAN HEALTH RISK ASSESSMENT AND EPA REVIEW OF ECOLOGICAL RISK ASSESSMENT CRITERIA
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 03383 AR03383
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 10/07/1997
Title: RE: METHODOLOGIES FOR SCREENING INORGANICS
Document Type: FAX
Addressees AD ZIEDMAN c ROY F. WESTON, INC. and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03384 AR 03385 Date: 10/1411997
Title: RE: BTAG AND HUMAN HEALTH RISK ASSESSMENT
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU DINARDO
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
-··-···-·-··--··--· ·-----------------------------
Document: AR 03386 AR 03386 Date: I0/15/1997
Title: RE: FOLLOW-UP TO PREVIOUS LETTER
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU DINARDO
M WASHINGTON GAS
N ENVlRONMENTALPROTECTION AGENCY
Page 29 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 03387 AR 03388 Date: 11/0511997
Title: RE: COMMENTS ON ADDITIONAL RI AND RECOMMENDED ACTION PLAN
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU COLLIER
Document: AR 03389
M WASHINGTONGAS
J DC ENVIRONMENTAL REGULATION ADMIN.
AR 03389 Date: 1210311997
Title: RE: HUMAN HEALTH RISK ASSESSMENTS
Document Type: LE'ITER
Addressees and Authors:
AD MURTHY
AU MILLS
Document: AR 03390 AR03390
K WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 12111/1997
Title: RE: QUESTIONS ABOUT BASELINE RISK ASSESSMENT REVIEW
Document Type: LETTER
Addressees and Authors:
AD WHWPLE
AU DINARDO
Document: AR 03391 AR 03391
B HYDRO-TERRA, INC.
N ENVIRONMENTAL PROTECTION AGENCY
Date: 0211711998
Title: RE: WASHINGTON GAS ADDITIONAL REMEDIAL INVESTIGATION AND FEASIBILITY STUDY FOR EAST STATION
Document Type: LETTER
Addressees AD HEWITT J NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHINGTON GAS
Page 30 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03392 AR03393 Date: 03/23/1998
Title: RE: MEETING TO DISCUSS SPECIFIC QUESTIONS AND CONCERNS WITH RI/PS
Document Type: LEITER
Addressees AD COLLIER J DC ENVIRONMENTAL REGULATION ADMIN. and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03394 AR03417 Date: 04/16/1998
Title: INCLUDING COMMENTS ON Rl/FS REVIEW
Document Type: MEMORANDUM
Addressees and Authors:
AD BRADY
AU HEWITT
Document: AR 03418 AR03431
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Date: 04/2211998
Title: INCLUDING EPA COMMENTS ON ADDITIONAL Rl/FS
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU DINARDO N ENVIRONMENTAL PROTECTION AGENCY
Document: AR 03432 AR03432 Date: 05/12/1998
Title: RE: PHASE IV HUMAN HELATH RISK ASSESSMENT
Document Type: LEITER
Addressees and Authors:
AD DINARDO
AU WHIPPLE
N ENVIRONMENTAL PROTECTION AGENCY
B HYDRO-TERRA, INC.
Page 31 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03433 AR03433 Date: 06/12/1998
Title: RE: DISCUSSIONS WITH EPA CONCERNING COMMENTS ON PHASE IV REPORT
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 03434 AR03435
M WASHINGTONGAS
T HYDRO-TERRA, INC.
Date: 06/24/1998
Title: RE: WASHINGTON GAS EAST STATION MEETING ON COMMENT RESPONSE AND REDEVELOPMENT PLANS
Document Type: LEITER
Addressees and Authors:
AD HEWITT
AU GRAF
Document: AR 03436 AR03442
J NATIONAL PARK SERVICE
W ECOLOGY & ENVIRONMENT, INC.
Date: 08/I7/I998
Title: INCLUDING WASHINGTON GAS RESPONSES TO EPA COMMENTS ON Rl/FS
Document Type: LEITER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 03443 AR03443
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 09/08/1998
Title: RE: FURTHER COMMENTS ON Rl/FS
Document Type: LEITER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTON GAS
Page 32 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 03444 AR03446 Date: 10/09/1998
Title: RE: TABLES FOR Rl/FS (ATTACHED)
Document Type: LETIER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 03447 AR03449
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 1012111998
Title: RE: OUTLINE FOR PROPOSED PLAN (ATTACHED)
Document Type: LETIER
Addressees AD DINARDO N ENVIRONMENT AL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03450 AR03453 Date: 10/27/1998
Title: RE: COMMENTS TO Rl/FS
Document Type: LEITER
Addressees AD BRADY M WASHINGTON GAS and Authors:
AU DINARDO N ENVIRONMENTAL PROTECTION AGENCY
Document: AR 03454 AR03455 Date: 11/04/1998
Title: RE: CHANGES TO EAST STATION REPORT FROM D. LOGAN
Document Type: FAX
Addressees and Authors:
AD DINARDO
AU BRADY
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Page 33 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03456 AR03457 Date: 1112911998
Title: RE: ACTION ITEMS FOR FS REVISIONS BASED ON EPA COMMENTS AND MEETINGS
Document Type: LETTER
Addressees AD MILLS T HYDRO-TERRA, INC. and Authors:
AD MURTHY K WASHINGTON GAS
AD BRADY M WASHINGTON GAS
AU SGAMBAT J ARCADIS GERAGHTY AND MILLER, INC.
Document: AR 03458 AR03458 Date: 1210211998
Title: RE: REVISIONS TO EAST STATION FS AND PROPOSED RA SECTIONS
Document Type: LETTER
Addressees and Authors:
AD RUNDELL
AU BRADY
Document: AR 03459 AR03459
Title: RE: REVISIONS TO RIIFS
Document Type: LEITER
Addressees AD BRADY and Authors:
AU RUNDELL
Document: AR 03460 AR03460
B ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 1210311998
M WASHINGTON GAS
B ENVIRONMENTAL PROTECTION AGENCY
Date: 01/05/1999
Title: RE: EPA AND USFWS SATISFIED WITH RESPONSE TO COMMENTS
Document Type: TELEPHONE RECORD
Addressees AU LOGAN D COAST AL ENVIRONMENT AL SERVICES and Authors:
AU OKORN B ENVIRONMENTAL PROTECTION AGENCY
Page 34 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03461 AR 03461 Date: 01/1211999
Title: RE: TELEPHONE CONVERSATION WITH N. DINARDO, EPA, RE ECOLOGICAL CONCERNS
Document Type: LETTER
Addressees and Authors:
AD MURTHY
AU MILLS
Document: AR 03462 AR03462
K WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 02/0211999
Title: RE: GUIDANCE FROM EPA REGARDING FS AND RECOMMENDED RA CHAPTERS
Document Type: LETTER
Addressees AD MILLS T HYDRO-TERRA, INC. and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 03463 AR 03464 Date: 02103/1999
Title: RE: MEETING WITH J. O'CONNOR, DC DEPARTMENT OF HEALTH
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU MILLS
Document: AR 03465 AR03465
M WASHINGTON GAS
T HYDRO-TERRA, INC.
Date: 02109/1999
Title: RE: FS AND PROPOSED RA CHAPTERS
Document Type: LEITER
Addressees and Authors:
AD COLLIER
AU BRADY
J DC ENVIRONMENTAL REGULATION ADMIN.
M WASHINGTON GAS
Page 35 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 03466 AR03467 Date: 03/0211999
Title: RE: APPROVING PHASE IV OF RllFS
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU DINARDO
Document: AR 03468 AR 03468
Title: RE: PHASE IV OF RllFS
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU BRADY
Docun1ent; AR 03469 AR03483
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Date: 03/22/1999
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 03/24/1999
Title: INCLUDING DRAFT PROPOSED REMEDIAL ACTION PLAN FOR EAST STATION SITE
Document Type: LETTER
Addressees and Authors:
AD HEWITT
AU BRADY
Document: AR 03484 AR04670
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: 03/25/1999
Title: ADDITIONAL REMEDIAL INVESTIGATION AND FEASIBILITY STUDY, EAST STATION, WASHINGTON, D.C. (PHASE IV)
Document Type: REPORT
Addressees AU HYDRO-TERRA, INC. and Authors:
Page 36 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 04671 AR 04671 Date: 0412811999
Title: RE: FINAL RI/FS
Document Type: LETTER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTON GAS
Document: AR04672 AR04672 Date: 0412811999
Title: RE: FINAL RIIFS
Document Type: LETTER
Addressees AD QUEEN G US ARMY CORPS OF ENGINEERS and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 04673 AR04674 Date: 05/0611999
Title: RE: COMMENTS ON DRAFT PROPOSED PLAN
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU DINARDO
Document: AR 04675 AR04690
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Date: 06/00/1999
Title: PROPOSED PLAN FOR THE EAST ST A TION SITE
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 04691
WASHINGTON GAS
AR 04691 Date: 06/17/1999
Title: PUBLIC NOTICE ON AVAILABILITY OF PROPOSED PLAN FOR EAST STATION SITE
Document Type: ARTICLE
Addressees and Authors:
AU WASHINGTON POST
Page 37 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 04692 AR04695 Date: 09/03/1999
Title: RE: IMPLEMENTATION OF 1990 AGREEMENT BETWEEN WASHINGTON GAS AND DC
Document Type: LEITER
Addressees and Authors:
AD COLLIER
AU BRADY
Document: AR 04696 AR04796
J DC ENVIRONMENTAL REGULATION ADMIN.
M WASHINGTON GAS
Date: 09/03/1999
Title: DECISION DOCUMENT, EAST STATION SITE, WASHINGTON, DC
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 04797 AR04797
Title: RE: BT AG COMMENTS
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU DINARDO
Document: AR 04798 AR04799
WASHINGTON GAS
Date: 09/07/1999
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Date: 09/09/1999
Title: RE: WAS!-IlNGTON GAS RESPONSES TO BT AG COMMENTS
Document Type: LEITER
Addressees AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY and Authors:
AU BRADY M WASHINGTON GAS
Page 38 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATNE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 04800 AR04811 Date: 0911911999
Title: INCLUDING DRAFT REMEDIAL DESIGN
Document Type: LEITER
Addressees AD BEKELE J DC ENVIRONMENTAL REGULATION ADMIN. and Authors:
AD COLLIER J DC ENVIRONMENTAL REGULATION ADMIN.
AD RUNDELL B ENVIRONMENTAL PROTECTION AGENCY
AD DINARDO N ENVIRONMENTAL PROTECTION AGENCY
AU BRADY M WASHINGTON GAS
Document: AR04812 AR04813 Date: 09/22/I999
Title: RE: DECISION DOCUMENT FOR EAST STATION SITE
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU FERDAS
Document: AR 04814 AR04815
M WASHINGTON GAS
A ENVIRONMENTAL PROTECTION AGENCY
Date: 09/27/1999
Title: RE: REDEVELOPMENT OF 12-ACRE PROPERTY TO SERVE WASHINGTON NAVY YARD EXPANSION AND DC'S FORMAL CONCURRENCE WITH DECISION DOCUMENT
Document Type: LEITER
Addressees AD GORDON T DC DEPARTMENT OF HEALTH and Authors:
AU BRADY M WASHINGTONGAS
Document: AR 04816 AR04816 Date: 09/27/1999
Title: RE: DECISION DOCUMENT FOR EAST STATION SITE
Document Type: LEITER
Addressees and Authors:
AD HALE
AU BRADY
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Page 39 of 46
NATIONAL PARI( SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 04817 AR04830 Date: 10/18/1999
Title: INCLUDING DRAFT REMEDIAL DESIGN WITH REVISIONS
Document Type: LETTER
Addressees and Authors:
AD RUNDELL
AU BRADY
Document: AR04831 AR04832
B ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: I2/07/I999
Title: RE: FOLLOW-UP TO AUGUST 5, 1999 MEETING TO DISCUSS THE DECISION DOCUMENT FOR THE WASHINGTON GAS EAST STATION AND AGREEMENT BETWEEN NPS AND WASHINGTON GAS TO REMEDIATE NPS PROPERTY
Document Type: LETTER
Addressees AD HALE J NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHINGTONGAS
Document: AR 04833 AR04835 Date: 01/06/2000
Title: RE: DC DEPARTMENT OF HEALTHAND WASHINGTON GAS EAST STATION AGREEMENT
Document Type: LEITER
Addressees and Authors:
AD COOK
AU GORDON
Document: AR 04836 AR04836
R WASHINGTON GAS
T DC DEPARTMENT OF HEALTH
Date: 01/18/2000
Title: RE: EPA APPROVAL OF WASHINGTON GAS'S REMEDIAL DESIGN - PHASE I
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU DINARDO
M WASHINGTON GAS
N ENVIRONMENTAL PROTECTION AGENCY
Page 40 of 46
NATIONAL PARIC SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 04837 AR04854 Date: 0212312000
Title: RE: REVISED REMEDIAL DESIGN - PHASE I, WASHINGTON GAS PROPERTY
Document Type: LETTER
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 04855
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
AR 04858 Date: 0311012000
Title: RE: RESPONSES TO SELECTED QUESTONS FROM SATA RE: HUMAN HEALTH RISK SCENARIOS AND CALCULATED RISKS FOR EAST STATION MGP SITE, WASHINGTON DC
Document Type: FAX
Addressees and Authors:
AU
Document: AR 04859
HYDRO-TERRA, INC.
AR04865 Date: 0313112000
Title: INCLUDING WORK PLAN FOR CONTAINMENT, SAMPLING AND REMEDIAL MEASURES AT THE EAST STATION SITE
Document Type: FAX
Addressees and Authors:
AD ALDIS
AU BRADY
Document: AR 04866 AR04872
H ECOLOGY & ENVIRONMENT, INC.
M WASHINGTON GAS
Date: 0510412000
Title: INCLUDING DRAFT LETTER RE: SPECIAL USE PERMIT REQUEST
Document Type: FAX
Addressees AD ROSENSTOCK J NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHINGTON GAS
Page 41 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS-EAST STATION SITE APRIL2005
Document: AR 04873 AR04884 Date: 05/31/2000
Title: INCLUDING REVISED WORK PLAN FOR NPS EAST PROPERTY
Document Type: FAX
Addressees AD ROSENSTOCI( J NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 04885 AR04928 Date: 08/31/2000
Title: RE: ENCLOSED AUGUST 2000 DRAFT PROPOSED PLAN, NPS, ANACOSTIA PARK SITE, WATER STREET S.E., WASHINGTON D.C.
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU HALE
Document: AR 04929 AR04932
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Date: 10/10/2000
Title: WASHINGTON GAS COMMENTS, DRAFT PROPOSED PLAN, NPS, ANACOSIT A PARK SITE
Document Type: REPORT
Addressees AD NATIONAL PARK SERVICE and Authors:
AU WASHINGTON GAS
Document: AR 04933 AR04946 Date: I 1/2112000
Title: RE: WASHINGTON GAS COMMENTS ON NPS PROPOSED PLAN
Document Type: FAX
Addressees and Authors:
AD AHMAD
AD ALDIS
AU BRADY
N ECOLOGY & ENVIRONMENT, INC.
H ECOLOGY & ENVIRONMENT, INC.
M WASHINGTON GAS
Page 42 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 04947 AR04948 Date: 11/21/2000
Title: RE: REQUEST FOR NPS REVISION OF SITE EXCAVATION PROPOSAL
Document Type: LETTER
Addressees and Authors:
AD HALE
AU BRADY
Document: AR 04949
J NATIONAL PARK SERVICE
M WASHINGTON GAS
AR04958 Date: 11/27/2000
Title: RE: A TT ACHED REPLACEMENT VERSION FOR NOVEMBER 17, 2000 FURTHER ASSESSMENT OF TECHNICAL ISSUES CONCERNING NPS'S DRAFT PROPOSED PLAN
Document Type: LETTER
Addressees and Authors:
AD HALE
AU BRADY
Document: AR 04959 AR 04962
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: OI/17/2001
Title: RE: QUARTERLY MONITORING RESULTS FOR WELLS LOCATED ON PARK SERVICE PROPERTY
Document Type: REPORT
Addressees and Authors:
AD HALE
AU BRADY
Document: AR 04963
J NATIONAL PARK SERVICE
M WASHINGTON GAS
AR05054 Date: 03/13/2001
Title: REPORT OF WELL INSTALLATION AND PLAN FOR EXTRACTING GROUND WATER ON NATIONAL PARK SERVICE-EAST PROPERTY
Document Type: REPORT
Addressees and Authors:
AU HYDRO-TERRA, INC.
Page 43 of 46
NATIONAL PARK. SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 05055 AR05058 Date: 03/28/2001
Title: RE: NPS COMMENTS ON FURTHER ASSESSMENT OF TECHNICAL ISSUES CONCERNING NPS'S DRAFT PROPOSED PLAN
Document Type: LEITER
Addressees and Authors:
AD BRADY
AU HALE
Document: AR 05059 AR05059
M WASHINGTON GAS
J NATIONAL PARK SERVICE
Date: 06/05/2001
Title: RE: GUIDANCE APPLICABLE TO DERMAL AND ASSOCIATED RISKS FOR HUMAN POPULATIONS
Document Type: LETTER
Addressees AD MILLS T HYDRO-TERRA, INC. and Authors:
AU LOGAN D COASTAL ENVIRONMENTAL SERVICES
Document: AR 05060 AR05063 Date: 06/11/2001
Title: RE: SOIL SAMPLING AND ASSOCIATED HUMAN-HEALTH RISK ASSESSMENT FOR NFS PROPERTY
Document Type: LEITER
Addressees AD MILLS T HYDRO-TERRA, INC. and Authors:
AU BRADY M WASHINGTON GAS
Document: AR 05064 AR05066 Date: 09/27/2001
Title: NFS/WASHINGTON GAS MEETING MINUTES FOR WASHINGTON GAS -EAST STATION SITE
Document Type: MEETING MINUTES
Addressees and Authors:
Page 44 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 05067 AR05088 Date: 01/03/2002
Title: RE: PHYTOREMEDIATION PILOT STUDY TO BE CONDUCTED BY GT!
Document Type: LEITER
Addressees AD HALE J NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHJNGTON GAS
Document: AR 05089 AR05138 Date: 02/04/2002
Title: POST-CONSTRUCTION ENVIRONMENTAL REPORT, MARITIME PLAZA, PHASE I, EAST STATION PROPERTY
Document Type: REPORT
Addressees and Authors:
AD DINARDO
AU BRADY
Document: AR 05139 AR 05381
N ENVIRONMENTAL PROTECTION AGENCY
M WASHINGTON GAS
Date: 03/25/2002
Title: ASSESSMENT OF HEALTH RISK TO UTILITY AND LANDSCAPE WORKERS ON NATIONAL PARK SERVICE PROPERTY SOUTH OF EAST STATION IN WASHINGTON DC
Document Type: REPORT
Addressees AU HYDRO-TERRA, INC. and Authors:
Document: AR 05382 AR 05385 Date: 05/20/2002
Title: RE: REQUEST FOR PERMIT TO CONNECT GROUND-WATER RECOVERY WELLS
Document Type: LETTER
Addressees and Authors:
AD HALE
AU BRADY
Document: AR 05386 AR05449
J NATIONAL PARK SERVICE
M WASHINGTON GAS
Date: 09/00/2002
Title: WASHINGTON GAS - EAST STATION FIELD OVERSIGHT REPORT
Document Type: REPORT
Addressees AU ECOLOGY & ENVIRONMENT, INC. and Authors:
Page 45 of 46
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD
WASHINGTON GAS - EAST STATION SITE APRIL2005
Document: AR 05450 AR 05511 Date: 01/09/2003
Title: ADDITIONAL MEASURES TAKEN TO CAPTURE REMAINING SHALLOW GROUND WATER FLOWING TO THE ANACOSTIA RIVER FROM THE EAST STATION STUDY AREA, WASHINGTON DC
Document Type: REPORT
Addressees AU HYDRO-TERRA, INC. and Authors:
Document: AR 05512 AR05513 Date: 08/13/2003
Title: RE: REVISED SAMPLING PLAN FOR REMOVING THE WOOD PILES, WOODEN DOCK, ABANDONED INTAKE WATER PIPES AND SUPPORTING STRUCTURES AT EAST STATION FACILITY
Document Type: LETTER
Addressees AD BEKELE J DC ENVIRONMENTAL HEALTH ADMIN. and Authors:
AU MURTHY K WASHINGTON GAS
Document: AR05514 AR05567 Date: 03/00/2005
Title: NPS SUPPLEMENT TO WASHINGTON GAS FEASIBILITY STUDY AND OTHER EXISITNG SITE INFORMATION/BASIS FOR PROPOSED PLAN NPS ANACOSTIA PARK SITE
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 05568
ECOLOGY & ENVIRONMENT, INC.
AR 05582 Date: 03/00/2005
Title: NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS-EAST STATION SITE
Document Type: REPORT
Addressees AU NATIONAL PARK SERVICE and Authors:
Document: AR 05583 AR05584 Date: 03/00/2005
Title: NPS COMMUNITY FACT SHEET FORNPS PORTION OF THE WASHINGTON GAS-EAST STATION SITE
Document Type: FACT SHEET
Addressees Au NATIONAL PARK SERVICE and Authors:
Page 46 of 46
The following guidance documents were not generated specifically for the Washington Gas Site. They are available for review at a National Park Service repository for the Washington Gas Administrative Record File located at 1050 Walnut Street, Suite 220, Boulder, Colorado 80302 during the hours of9:00 a.m. - 4:00 p.m. Monday-Friday.
Superfund Remedial Design and Remedial Action Guidance, EPA, 6/86
RCRA Groundwater Monitoring Technical Guidance Enforcement Guidance Document (TEGD), EPA, 9/86
Data Quality Objectives for Remedial Response Activities - Development Process, OSWER 9355 0-78, EPA/540/G-87/003, 3/87
Superfund Exposure Assessment Manual, EP A/540/1-88/001, 4/88
CERCLA Compliance with Other Laws Manual, EPA, 8/8/88
Guidance for Conducting Remedial Investigation and Feasibility Studies Under CERCLA- Interim Final, EP A/540/G-89/004, 10/88
Guidance on Remedial Action for Contaminated Groundwater at Superfund Sites, EPA, 12/88
Ecological Assessments of Hazardous Waste Sites: A Field and Laboratory Reference, EPA, 3/89
Risk Assessment Guidance for Superfund, Volume II - Environmental Evaluation Manual, EPA/540/1-89/00lA, 3/89
Soil Sampling Quality Assurance User's Guide, EP A/600/8-89/046, 3/89
CERCLA Compliance with Other Laws Manual, Part II, EP A/540/G-89, 8/89
Exposure Factors Handbook, EPA, 8/89
Risk Assessment Guidance for Superfund, Volume I - Human Health Evaluation Manual (Part A), EP A/540/1-89/002, 12/89
Guidelines and Specifications for Preparing Quality Assurance Project Plans, Ohio EPA DERR, 3/5/90
Guidance for Data Useability in Risk Assessment- Interim Final, EPA, 10/90
Subsurface Contamination Reference Guide, EPA/540/2-90/011, 10/90
How Clean is Clean Policy, Ohio EPA, DERR-OORR-009, 7/26/91
1
Risk Assessment Guidance for Superfund: Volume I - Human Health Evaluation Manual (Part B, Development of Risk-Based Preliminary Remediation Goals), EP A/540/R-92/003, 12/91
Risk Assessment Guidance for Superfund: Volume I - Human Health Evaluation Manual (Part C, Risk Evaluation of Remedial Alternatives), EP A/540/R-92/004, 12/91
Supplemental Guidance to RAGS: Calculating the Concentration Term, EPA OSWER 9285.7-081, 5/92
Provisional Guidance for Quantitative Risk Assessment of Polycyclic Aromatic Hydrocarbons, EPA/600/R-93/089, 7/93
Data Quality Objectives Process for Superfund - Interim Final Guidance, EPA 540-R-93-071, 9/93
Ecological Risk Assessment Guidance for Superfund: Process of Designing and Conducting Ecological Risk Assessments, EPA, Review Draft, 9/26/94
Preliminary Remediation Goals (PRGs), U.S. EPA Region IX, 1996
Ecological Significance and Selection of Candidate Assessment Endpoints, EPA 540/F-95/037, 1196
Ecotox Thresholds - ECO Update, EPA 540/F-95/038, 1196
Soil Screening Guidance: User's Guide EP A/540/R-96/018, 4/96
Soil Screening Guidance: Technical Background Document, OSWER 9355.4-17 A, EP A/540/R-95/128, 5196
Health Effects Assessment Summary Tables - FY 1997 Update, EP A-R-97-036, 7197
2
NATIONAL PARI< SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHING TON GAS - EAST STATION SITE NOVEMBER 20 I 0
Document: AR 05585 AR 05586 Date: 0311012000
Title: RE: 3/3/2000 DRAFT LAND COVENANT FOR THE WASHINGTON GAS LIGHT COMPANY - EAST STATION SITE, WASHINGTON DC AND THE 2123/2000 MODIFICATION LETTER FOR THE EAST STATION SITE'S REMEDIAL DESIGN
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU DINARDO
Document: AR 05587 AR 05587
M WASHINGTON GAS LIGHT COMPANY
N US EPA REGION Ill
Date: 05/16/2000
Title: RE: 3/3/2000 DRAFT LAND COVENANT FOR THE WASHINGTON GAS LIGHT COMPANY - EAST STATION SITE, WASHINGTON DC
Document Type: LETTER
Addressees AD BRADY M WASHINGTON GAS LIGHT COMPANY and Authors:
AU BEKELE J DC WATER QUALITY DIVISION
Document: AR 05588 AR05590 Date: 05/17/2000
Title: LAND COVENANT FOR THE WASHINGTON GAS LIGHT COMPANY - EAST ST A TJON SITE, WASHINGTON DC
Document Type: OTHER
Addressees AU KLINE F WASHINGTON GAS LIGHT COMPANY and Authors:
Document: AR 05591 AR 05593 Date: 02/11/2005
Title: RE: NPS REQUEST TO US ARMY CORPS OF ENGINEERS TO PARTJCWATE JN NEGOTIATIONS WITH WASHINGTON GAS LIGHT COMPANY RE: IMPLEMENTATION OF THE REMEDIAL ACTION AT THE NI'S PORTION OF THE WASHINGTON GAS - EAST STATION SITE (SITE COMMUNITY FACT SHEET ATTACHED)
Document Type: LETTER
Addressees and Authors:
AD EMENS
AU HAZELWOOD
p US ARMY CORPS OF ENGINEERS
G NATIONAL PARK SERVICE
Page I of 10
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHING TON GAS - EAST STATION SITE NOVEMBER2010
Document: AR 055.94 AR05594 Date: 03/07/2005
Title: PUBLIC NOTICE OF AVAILABILITY OF THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION SITE IN ANACOSTIA PARK, WASHINGTON, DC
Document Type: PUBLIC NOTICE
Addressees AU NATIONAL PARK SERVICE and Authors:
Document: AR 05595 AR 05597 Date: 0313112005
Title: RE: NOTIFICATION OF STATE NATURAL RESOURCE TRUSTEES RE: NFS PLANS TO BEGIN NEGOTIATIONS FOR IMPLEMENTATION OF REMEDIAL ACTION AT THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLA SITE WITH THE PRP, WASHINGTON GAS LIGHT COMPANY
Document Type: LETTER
Addressees AD CHEZIK M US DEPARTMENT OF THE INTERIOR and Authors:
AD JEZIORO F WEST VIRGINIA DEPARTMENT OF NATURAL RESOURCES
Al) BURNLEY R VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
AD DEMERON E VIRGINIA DEPARTMENT OF ENVRIONMNENTAL QUALITY
AD MURPHY w VIRGINIA NATURAL RESOURCES
AD PHILBRICK K MARYLAND DEPARTMENT OF THE ENVIRONMENT
AD FRANKS R MARYLAND DEPARTMENT OF NATURAL RESOURCES
AU MULLIGAN s NATIONAL PARK SERVICE
Page 2 of 10
NATIONAL PARK. SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS-EAST STATION SITE NOVEMBER 2010
Document: AR 05598 AR 05600 Date: 03/31/2005
Title: RE: NOTIFICATION OF FEDERAL NATURAL RESOURCE TRUSTEES RE: NPS PLANS TO BEGIN NEGOTIATIONS FOR IMPLEMENTATION OF REMEDIAL ACTION AT THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLA SITE WITH THE PRP, WASHINGTON GAS LIGHT COMPANY
Document Type: LETTER
Addressees AD SHAW J US DEPARTMENT OF ENERGY and Authors:
AD NORTON G US DEPARTMENT OF THE INTERIOR
AD WARD M US DEPARTMENT OF COMMERCE
AD BEEHLER A US DEPARTMENT OF DEFENSE
AD STERNKE w US FOREST SERVICE REGION 8
AD GRAY M US DEPARMENT OF AGRICULTURE
AD CHEZIK M US DEPARTMENT OF THE INTERIOR
AU MULLIGAN s NATIONAL PARK SERVICE
·----··-- ---·-------.·--
Document: AR 05601 AR 05607 Date: 04/01/2005
Title: RE: WASHINGTON GAS -EAST STATION SITE ADMINISTRATIVE RECORD (WITH TRANSMITTAL EMAIL AND ATTACHMENTS)
Document Type: LETTER
Addressees AD HAZELWOOD G NATIONAL PARK SERVICE and Authors:
AU MULLIGAN s NATIONAL PARK SERVICE
Document: AR 05608 AR 05609 Date: 04/0I/2005
Title: PRESS RELEASE ANNOUNCING THE 4/28/2005 PUBLIC MEETING RE: THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION SITE IN ANACOSTIA PARK, WASHINGTON, DC (TRANSMITTAL EMAIL INCLUDING LIST OF PRESS EMAILS ATTACHED)
Document Type: PRESS RELEASE
Addressees AD LOCAL PRESS and Authors:
AU BRAXTON NATIONAL PARK SERVICE
Page 3 of IO
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS-EAST STATION SITE NOVEMBER2010
Document: AR 05610 AR 05610 Date: 04/01/2005
Title: WASHrNGTON GAS -EAST STATION SITE ADMINISTRATIVE RECORD TRANSMITTAL ACKNOWLEDGMENT
Document Type: DOCUMENT TRANSMITTAL ACKNOWLEDGMENT
Addressees and Authors:
AD MULLIGAN
AU HAZELWOOD
Document: AR 05611 AR05611
s NATIONAL PARK SERVICE
G NATIONAL PARK SERVICE
Date: 04/08/2005
Title: AFFIDAVIT OF PUBLICATION OF PUBLIC NOTICE OF AVAILABILITY OF THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHrNGTON GAS -EAST STATION SITE rN ANACOSTIA PARK, W ASHrNGTON, DC
Document Type: PUBLIC NOTICE
Addressees AU THE WASHINGTON TIMES and Authors:
Document: AR 05612 AR 05612 Date: 04/26/2005
Title: RE: NPS NOTICE TO NATURAL RESOURCE TRUSTEES OF NEGOTIATIONS FOR IMPLEMENTATION OF REMEDIAL ACTION AT THE NPS PORTION OF THE WASHINGTON GAS -EAST STATION CERCLA SITE WITH WASHrNGTON GAS LIGHT COMPANY
Document Type: LETTER
Addressees and Authors:
AD MULLIGAN
AU LAWRENCE
Document: AR 05613 AR 05613
s NATIONAL PARK SER VICE
A US DEPARTMENT OF ENERGY
Date: 04/28/2005
Title: AGENDA FOR 4/28/2005 PUBLIC MEETING ON THE PROPOSED PLAN FOR CLEANUP OI' THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION SITE IN ANACOSTIA PARK, WASHINGTON, DC
Document Type: AGENDA
Addressees and Authors:
AU NATIONAL PARK SERVICE
Page 4 of IO
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS-EAST STATION SITE NOVEMBER2010
Document: AR 05614 AR 05640 Date: 04/28/2005
Title: POWER POINT PRESENTATION FROM THE 4/28/2005 PUBLIC MEETING ON THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS -EAST STATION SITE IN ANACOSTIAPARK, WASHINGTON, DC
Document Type: POWER POINT SLIDES
Addressees and Authors:
AU
Document: AR 05641 AR 05695
NATIONAL PARK SERVICE
Date: 04/28/2005
Title: TRANSCRWT OF THE 4/28/2005 PUBLIC MEETING ON THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS -EAST STATION SITE IN ANACOSTIA PARK, WASHINGTON, DC
Document Type: TRANSCRIPT
Addressees AU MILLER REPORTING CO., INC. and Authors:
-------- ----··-----·---··-----·-- ----------------
Document: AR 05696 AR 05712 Date: 0510512005
Title: RE: NPS REQUEST FOR DISTIUCT OF COLUMBIA'S INPUT ON NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLA SITE (PROPOSED PLAN ATTACHED)
Document Type: LE'rfER
Addressees AD MULLIGAN s NATIONAL PARK SERVICE and Authors:
AD SANSONE M DC DEPARTMENT OF HEALTH
·--------------- ---------------
Document: AR 05713 AR057l9 Date: 05/06/2005
Title: RE: 4/28/2005 PUBLIC MEETING ON THE PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST ST A TJON SITE (IN1ERESTED PARTIES CONT ACT LIST ATTACHED)
Document Type: EMAIL & CONTACT LIST
Addressees AD INTERESTED PARTIES and Authors:
AU SYPHAX s NATIONAL PARK SERVICE
Page5of 10
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS - EAST STATION SITE NOVEMBER2010
Document: AR 05720 AR 05723 Date: 05/11/2005
Title: RE: COMMENTS ON NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLA SITE (FAX COVER SHEET ATTACHED)
Document Type: LETTER
Addressees and Authors:
AD HAZELWOOD
AU CORS
Document: AR 05724 AR 05728
G NATIONAL PARK SERVICE
D ANACOSTIA COMMUNITY BOATHOUSE ASSOCIATION
Date: 05113/2005
Title: RE: COMMENTS ON NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST ST A TION CERCLA SITE (WITH TRANS MITT AL LETTER)
Document Type: LEITER
Addressees AD HAZEL WOOD G NATIONAL PARK SERVICE and Authors:
AU BRADY M WASHINGTON GAS LIGHT COMP ANY
Document: AR 05729 AR 05730 Date: 07/12/2005
Title: RE: NPS FOLLOW-UP TO 51512005 REQUEST FOR DISTRICT OF COLUMBIA'S INPUT ON NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLASITE
Document Type: LETTER
Addressees AD SANSONE M DC DEPARTMENT OF HEALTH and Authors:
AU MULLIGAN s NATIONAL PARK SERVICE
Document: AR 05731 AR 05733 Date: 07/1312005
Title: RE: SITE REMEDIAL ACTIVITIES IN ANACOSTIA PARK INCLUDING REMOVAL OF ALL THE STRUCTURES AND F ACILITES LOCATED AT THE DC DEPARTMENT OF PUBLIC WORKS OPERATION IN THE PARK (SITE COMMUNITY FACT SHEET ATTACHED)
Document Type: LEITER
Addressees and Authors:
AD HOWLAND
AU MAWLER
W DC DEPARTMENT OF PUBLIC WORKS
NATIONAL PARK SERVICE
Page6of 10
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS - EAST STATION SITE NOVEMBER2010
Document: AR 05734 AR 05734 Date: 07/20/2005
Title: RE: I0/5/2004 WORK PLAN FURTHER INVESTIGATION OF ENVIRONMENTAL CONDITIONS ON EAST STATION STUDY AREA AND 7/22/2003 THREE-YEAR REVIEW & EVALUATION OF GROUND-WATER PUMPING AND TREATMENT AND OTHER REMEDIAL ACTIONS ON EAST STATION SITE
Document Type: LETTER
Addressees AD BRADY M WASHINGTONGASLIGHTCOMPANY and Authors:
AU DOUGLAS D DC WATER QUALITY DIVISION
Document: AR 05735 AR 05736 Date: 07/25/2005
Title: RE: COMMENTS ON NPS PROPOSED PLAN FOR CLEANUP OF THE NPS PORTION OF THE WASHINGTON GAS - EAST STATION CERCLA SITE
Document Type: LETTER
Addressees AD MULLIGAN s NATIONAL PARK SER VICE and Authors:
AU SANSONE M DCDEPARTMENTOFHEALTH
----------- ·--·---··~----.. ----.. ·---------------
Document: AR 05737 AR05787 Date: 09/30/2005
Title: FIVE: YEAR REVIEW OF REMEDIAL ACTIONS AT EAST STATION SITE IN WASHINGTON, DC
Document Type: REPORT
Addressees and Authors:
AU
Document: AR 05788
HYDRO-TERRA, INC.
AR 05790 Date: I 1/29/2005
Title: RE: OVERSIGHT OF THE CONTAMINATION MITIGATION WORK AND INSTALLATION OF ADDITIONAL RECOVERY WELLS AT THE WASHINGTON GAS EAST STATION FACILITY ANDON NPS LANDS (WITH FAX COVER SHEET)
Document Type: LETTER
Addressees AD HAZELWOOD G NATIONAL PARK SERVICE and Authors:
AU BEKELE DC WATER QUALITY DIVISION
Page 7 of 10
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS-EAST STATION SITE NOVEMBER2010
-----------------------------------------
Document: AR 05791 AR 05798 Date: 02/01/2006
Title: RE: SPECIAL USE PERMIT FOR ACCESS ONTO PARK LANDS TO INSTALL ADDITIONAL MONITORING WELLS AND TO CONTINUE TI-IE OPERATION OF GROUNDWATER TREATMENT FACILITIES (WITH PERMIT ATTACHED)
Document Type: LETTER
Addressees and Authors:
AD BRADY
AU HAZELWOOD
Document: AR 05799 AR05813
M WASHING TON GAS LIGHT COMP ANY
G NATIONAL PARK SERVICE
Date: 02/27/2006
Title: FAXED COPY OF TI-IE FULLY EXECUTED 2/9/2006 SPECIAL USE PERMIT WITH ATTACHED 10/5/2004 WORK PLAN FOR FURTHER INVESTIGATION OF ENVIRONMENTAL CONDITIONS ON EAST STATION STUDY AREA AND ADDENDUM TO THE WORK PLAN (WITl-1 FAX COVER SHEET)
Document Type: SPECIAL USE PERMIT AND WORK PLAN
Addressees AU BRADY M WASHINGTONGASLIGHTCOMPANY and Authors:
AU HAZELWOOD G NATIONAL PARK SERVICE
Document: AR 05814 AR 05816 Date: 03/08/2006
Title: RE: REMEDIATION OFNPS/ACOE PROPERTY
Docu1nent Type: LETTER
Addressees and Authors:
AD MULLIGAN
AU BRADY
Document: AR 05817 AR058!7
s NATIONAL PARK SERVICE
M WASHINGTON GAS LIGHT COMPANY
Date: 03/09/2006
Title: RE: DATA FROM BORING AND TEST PIT LOGS AND NEED FOR REMEDIATION ACTIVITIES
Document Type: EMAIL
Addressees and Authors:
AD HEWITT
AD ROSENSTOCK
AU BRADY
J NATIONAL PARK SERVICE
J NATIONAL PARK SERVICE
M WASHINGTON GAS LIGHT COMPANY
Page 8 of 10
NATIONAL PARK SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHING TON GAS - EAST ST A TI ON SITE NOVEMBER2010
Document: AR 05818 AR05821 Date: 05/25/2006
Title: RE: US ARMY CORPS OF ENGINEERS' REQUEST FOR NPS TO INCLUDE THE .35 ACRES MANAGED BY USACE IN THE NPS RECORD OF DECISION FOR THE WASHINGTON GAS - EAST STATION SITE AND PROPOSED PLAN COMMENTS
Document Type: LETTER
Addressees AD MULLIGAN s NATIONAL PARK SERVICE and Authors:
AU DAVIS R US ARMY CORPS OF ENGINEERS
Document: AR 05822 AR 05828 Date: 07/25/2006
Title: RE: EAST STATION GROUNDWATER TREATMENT SYSTEM SEMI-ANNUAL REPORT, JANUARY -JUNE 2006 (GROUNDWATER SAMPLING AND ANALYSIS REPORT ATTACHED)
Document Type: LETTER & SAMPLING REPORT
Addressees AD DOUGLAS D DC ENVIRONMENTAL HEALTH ADMINISTRATION and Authors:
AU MURTHY K WASHINGTON GAS LIGHT COMPANY
Document: AR 05829 AR 05838 Date: 08/22/2006
Title: EAST STATION WELLS SAMPLING DATA (MW-32) NOT PREVIOUSLY INCLUDED IN THE RESPONSE TO QUESTIONS CONCERNING THREE-YEAR REVIEW AND EVALUATION OF GROUND WATER PUMPING AND TREATMENT AND OTHER REMEDIAL ACTIONS AT THE EAST STATION SITE (WITH TRANSMl'JTAL EMAILS)
Document Type: EMAILS & SAMPLING DATA
Addressees AD 1-mwrrr J NATIONAL PARK SERVICE and Authors:
AD DOUGLAS D DC ENVIRONMENTALHEALTl-1 ADMINISTRATION
AD MULLIGAN s NATIONAL PARK SERVICE
AD MURTHY K WASHINGTON GAS LIGHT COMPANY
AU MURTHY K WASHINGTON GAS LIGHT COMPANY
AU HEWITT NATIONAL PARK SERVICE
AU PARKS G HYDRO-TERRA, INC.
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NATIONAL PARI< SERVICE INDEX FOR ADMINISTRATIVE RECORD UPDATE NO. I
WASHINGTON GAS - EAST STATION SITE NOVEMBER 2010
Document: AR 05839 AR 05847 Date: 08125/2006
Title: EPA AND NOAA COMMENTS ON THE DRAFT RECORD OF DECISION FOR REMEDIAL ACTION: NPS-MANAGED PORTION OF THE WASHINGTON GAS EAST STATION SITE, WITH TECHNICAL ANALYSIS, WASHINGTON GAS/NPS SITE CONCEPTUAL MODEL ATTACHED
Document Type: LETTER
Addressees AD MULLIGAN s NATIONAL PARK SERVICE and Authors:
AU HAHN s NATIONAL OCEANIC AND ATMOSPHERIC ADMIN.
AU HOWLAND c US EPA REGION III
Document: AR 05848 AR 05991 Date: 0911412006
Title: RECORD OF DECISION FOR THE NPS WASHINGTON GAS EAST STATION SITE, ANACOSTIA PARK, NATIONAL CAPITAL PARKS-EAST, WASHINGTON, DC
Document Type: REPORT
Addressees AU NATIONAL PARK SERVICE and Authors:
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