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Pacific Southwest, Region 9: Superfund

Serving Arizona, California, Hawaii, Nevada, the Pacific Islands, and Tribal Nations

Del Amo Facility

Superfund Site

Soil & NAPL OU Remedial AR, Update #1

Administrative Record Index

To request copies of administrative record documents, an electronic order form is available.

This administrative record file contains the documents that the U.S. Environmental Protection Agency (EPA) relied upon to select the remedial action for the Del Amo Superfund site, Soil and NAPL Operable Unit (Operable Unit 1) in Los Angeles, California. An index of the complete administrative record and all of the non-confidential documents in the administrative record are presented in DVD format.
EPA welcomes questions and comments on documents contained in the administrative record file. Please contact:

Dante Rodriguez
Remedial Project Manager
U.S. EPA (SFD-8-2)
75 Hawthorne Street
San Francisco, CA 94105-3972
(415) 972-3166
rodriguez.dante@epa.gov
or:Carlin Hafiz
Community Involvement Coordinator
U.S. EPA (CED-1)
75 Hawthorne Street
San Francisco, CA 94105-3972
(213) 244-1814 or (800) 231-3075
hafiz.carlin@epa.gov


List of Abbreviations and Acronyms Used in Administrative Record Index

ABBREVIATIONMEANING
AOCAdministrative Order on Consent
APNAssessors Parcel Number
AssocAssociates
attch(s)Attachment(s)
AveAvenue
Bldg(s)Building(s)
CACalifornia
CERCLAComprehensive Environmental Response, Compensation & Liability Act of 1980
CorpCorporation
DAACDel Amo Action Committee
DeptDepartment
DivDivision
doc Document
DrDrive
DTSCCA Department of Toxic Substances Control
encl(s)Enclosure(s)
EPAEnvironmental Protection Agency
et aland others
expoExposition
Ex(s)Exemption(s)
FedExFederal Express
FOIAFreedom of Information Act
fr From
FS Feasibility Study
FSP Field Sampling Plan
ftFeet
HiPOxHiper-Odixation Technology (tradename)
IC(s)Institutional Control(s)
IDIdentification
inInches
IncIncorporated
info Information
ISCOIn Situ Chemical Oxidation
LLCLimited Liability Corporation
LNAPLLight Non-Aqueous Phase Liquid
LPLimited Partnership
Ltr Letter
Memo Memorandum
MrMister
MSMicrosoft
mtgMeeting
NAPLNon-Aqueous Phase Liquid
NDMAN-Nitrosodimethylamine
OUOperable Unit
p Page
PhotoPhotograph
pp Pages
PRPPotentially Responsible Party
QAQuality Assurance
QAPPQuality Assurance Project Plan
RACSRemedial Action Contract
reRegarding
ref Referencing
RI Remedial Investigation
RI/FSRemedial Investigation/Feasibility Study
RODRecord of Decision
ROSTRapid Optical Screening Tool
rpt Report
SSouth
SA11Source Area 11
SA12Source Area 12
SA3Source Area 3
SAPSampling & Analysis Plan
SBSenate Bill
StStreet
SVESoil Vapor Extraction
TCETrichloroethylene
TL Transmittal Letter
TXTexas
TypoTypographical error
USUnited States
UVOSTUltraViolet Optical Screening Tool (tradename)
vVolume
vsVersus
w/ With
w/o Without
ZIZone Information
ZIMASZone Information and Map Access System

Administrative Record Index

Doc_dateAuthorAddresseeTitle_subjectDocid
1/1/2005CA Environmental Protection Agency-Use of California human health screening levels (CHHSLs) in evaluation of contaminated properties1120675
2/7/2005CA Environmental Protection Agency - Dept of Toxic Substances Control-Interim final guidance for evaluation & mitigation of subsurface vapor intrusion to indoor air (revised)1120676
6/30/2010Cindy Duynstee / Huntington Court Reporters & Transcription, Inc-Transcript of public comment mtg, 6/30/10 at Holiday Inn1128142
6/30/2010Romy Miura / Charles Dunn Real Estate Services Inc
Tina-Marie Conant / NONE
-Written comment cards (3) fr proposed plan public meeting on 6/30/101128144
8/11/2010Shell Chemical CoEnvironmental Protection Agency - Region 9Respondents comments on US EPA proposed plan, Soil & NAPL OU, w/attch & TL to D Rodriguez fr G Landreth 8/12/101128145
8/13/2010Karen Fredericks / Essex Realty Management, IncDante Rodriguez / Environmental Protection Agency - Region 9
Alejandro Diaz / Environmental Protection Agency - Region 9
Email: Comments on location of vapor extraction treatment systems, w/history1128141
8/16/2010Albert Cohen / Loeb & Loeb (Attorneys)Dante Rodriguez / Environmental Protection Agency - Region 9Ltr: Comments on ROD on behalf of property owner PCIG1128143
11/5/2010Dante Rodriguez / Environmental Protection Agency - Region 9John Dudley / U R S CorpEmail: Discrepancy found re Prentiss property investigation & removal action - aroclor 1260, w/history1128161
11/8/2010Erich Weaver / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Review of discrepancy in regard to Aroclor 1260 data & Prentiss property (APN 7351-031-031) - transmits laboratory rpt, w/attch (20101108093011.pdf)1128163
11/8/2010Erich Weaver / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Clarification re value used for risk evaluation at Prentiss property (APN 7351-031-031/EAPC 3), w/history1128162
3/2/2011Erich Weaver / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Transmits redlined ROD Section 2.12 & summarizes respondent's concern with implementation of BECs (Building Engineering Controls), w/attch (additional Section 2.12 EXW revisions.docx)1128151
3/9/2011Jude Francis / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Thermal oxidizers review, w/attchs (chemosphere dioxin final.pdf & CHEM 9023.pdf)1128152
3/10/2011Jude Francis / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Response to question in 2/18 email re Section 2.12 (of proposed plan), subsection on costs, w/history & attchs (ROD cost estimate tables 3% 3-8-11.xls, ROD cost estimate tables 5% 3-8-11.xls, & ROD cost estimate tables 7% 3-8-11.xls)1128153
3/31/2011Dante Rodriguez / Environmental Protection Agency - Region 9Dante Rodriguez / Environmental Protection Agency - Region 9Email: Conversation with Stan Smucker re comment #21 re prohibition on residential use for Prentiss Property1128155
4/28/2011John Dudley / U R S Corp-Summary of investigation-drived waste management during site investigations at site (draft), w/email TL to D Rodriguez1128156
5/10/2011U R S Corp
NewFields, Inc
Shell Oil Co
Dow Chemical Co, The
LNAPL characterization rpt - source areas 3, 6, 11 & 12, w/tables, figures & TL to D Rodriguez fr R Shakely1128239
5/10/2011U R S Corp
NewFields, Inc
Dow Chemical Co, The
Shell Oil Co
LNAPL characterization rpt - source areas 3, 6, 11 & 12 (Appendices A, C, D & E)1128240
5/10/2011NewFields, Inc
U R S Corp
Dow Chemical Co, The
Shell Oil Co
LNAPL characterization rpt - source areas 3, 6, 11 & 12 - Appendix B, UVOST (Ultraviolet Optical Screening Tool) logs1128241
5/10/2011U R S Corp
NewFields, Inc
Dow Chemical Co, The
Shell Oil Co
LNAPL characterization rpt - source areas 3, 6, 11 & 12 - Appendix F, laboratory analytical rpts1128242
5/16/2011John Dudley / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Response to question about vapor monitoring data fr Waste Pits OU & potential vapor migration fr groundwater1128157
6/8/2011Erich Weaver / U R S CorpDante Rodriguez / Environmental Protection Agency - Region 9Email: Suggested text for section 2.12 of ROD, selected remedy outcome, w/attch (May 2011 revision of ROD section 2.12- expected remedy outcomes.doc)1128159
7/21/2011Yueh Chang / C H 2 M Hill, IncDante Rodriguez / Environmental Protection Agency - Region 9
Russell Mechem II / Environmental Protection Agency - Region 9
Email: Transmits & discusses table with risk screening calculations for Panhandle Area, w/o attch (Panhandle_RiskCalcs_07192011.xlsx)1128160
8/25/2011Ted Peng / CA Environmental Protection Agency - Dept of Toxic Substances ControlSafouh Sayed / CA Environmental Protection Agency - Dept of Toxic Substances ControlMemo: Review of ROD for Soil & NAPL OU, w/attchs1128138
9/30/2011Environmental Protection Agency - Region 9-Record of decision (ROD) for site, soil & NAPL OU (01 ROD 004)1128569
9/30/2011John Scandura / CA Environmental Protection Agency - Dept of Toxic Substances ControlMichael Montgomery / Environmental Protection Agency - Region 9Ltr: DTSC concurrence with ROD for OU1 (soil & NAPL OU), w/attch1128570

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