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Pacific Southwest, Region 9: Superfund

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

Indian Bend Wash Area

Superfund Site

Remedial, North Indian Bend Wash Area, Suppl. #7

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) is currently using to support remedial decisions and activities for the North Indian Bend Wash Area Superfund site, Scottsdale, Arizona. It is presented in DVD format. This administrative record file reflects the addition of documents in support of the March 2012 Explanation of Significant Differences for North Indian Bend Wash, Well PCX-1. It also includes the complete historical administrative record file for former EPA actions at the North Indian Bend Wash site including the 1988 and 1991 Records of Decision (ROD), and the 2001 ROD Amendment (AROD).
To view the 9/1/88 and 9/12/91 RODs, the 9/27/01 ROD Amendment, and the 11/15/00 Feasibility Study Addendum, please click on the “key documents” link at the upper left corner of the administrative record index. A chronological index to these documents will open up.

If there are questions or comments on documents contained in the administrative record file, please contact:

Rachel Loftin
Remedial Project Manager
U.S. EPA (SFD-6-2)
75 Hawthorne Street
San Francisco, CA 94105-3972
(415) 972-3253
loftin.rachel@epa.gov

or:Vicki Rosen
Community Involvement Coordinator
U.S. EPA (SFD-6-3)
75 Hawthorne Street
San Francisco, CA 94105-3972
(415) 972-3244
rosen.vicki@epa.gov

List of Abbreviations and Acronyms Used in Administrative Record Index

ABBREVIATIONMEANING
&And
ADEQAZ Department of Environmental Quality
ADHSArizona Department of Health Services
ADWRArizona Department of Water Resources
AMTOAfter My Term of Office
AOAdministrative Order
appsAppendices
APSArizona Public Service
ARARsApplicable or Relevant and Appropriate Restrictions (or Requirements)
attch(s)Attachment(s)
AZArizona
AZDOEQArizona Department of Environmental Quality
AZDOHSArizona Department of Health Services
AZDOWRArizona Department of Water Resources
CACalifornia
CDCCenters for Disease Control
CDMComprehensive Data Management
CERCLAComprehensive Environmental Response, Compensation & Liability Act of 1980
CGTFCentral Groundwater Treatment Facility
CH2MCH2M Hill (EPA consultant)
coCompany
CODChemical Oxygen Demand
CORACost of Remedial Actions
D CDistrict of Columbia
DeptDepartment
DOHSDepartment of Health Services
DOJUnited States Department of Justice
EMSLEnvironmental Monitoring Support (or Systems) Laboratory
encl(s)Enclosure(s)
EPAEnvironmental Protection Agency
exhExhibit
FITField Investigation Team
FOIAFreedom of Information Act
frFrom
FSFeasibility Study
FSPField Sampling Plan
HRSHazard Ranking System
HWDMSHazardous Waste Data Management System
IBWIndian Bend Wash
IBWNIndian Bend Wash North
LALos Angeles
LAULower Alluvial/Alluvium Unit
ltrLetter
MAUMiddle Alluvial/Alluvium Unit
MCLMaximum Contaminant Level
memoMemorandum
MRTFMiller Road Treatment Facility
mtgMeeting
newsclipNewspaper Clipping (Newspaper Article)
NIBWNorth Indian Bend Wash
NIBW PCNorth Indian Bend Wash Participating Companies
NIMTONot In My Term of Office
NPDESNational Pollutant Discharge Elimination System
NPLNational Priorities List
OSWEROffice of Solid Waste & Emergency Response
OUOperable Unit
OUFSOperable Unit Feasibility Study
pdfPortable Document Format
PRPPotentially Responsible Party
QAQuality Assurance
QA/QCQuality Assurance/Quality Control
QAMSQuality Assurance Management Staff
QAPPQuality Assurance Project Plan
QCQuality Control
RARemedial Action
RAMPRemedial Action Master Plan
RCRAResource Conservation & Recovery Act
RdRoad
RDRemedial Design
reRegarding
refReferencing
RIRemedial Investigation
RI/FSRemedial Investigation/Feasibility Study
ROCRecord of Communication
RODRecord of Decision
rpt(s)Report(s)
SAPSampling & Analysis Plan
SASSpecial Analytical Services
SOPStandard Operating Procedure
SOWScope of Work or Statement of Work
StStreet
STPSewage Treatment Plant
SVESoil Vapor Extraction
SVMSoil Vapor Monitoring
TCATrichloroethane
TCETrichloroethylene or Trichlorethene
TDDTechnical Direction (Directive) Document
TDMTechnical Direction Memorandum
TDSTotal Dissolved Solids
TEMTransmission Electron Microscopy
TL(s)Transmittal Letter(s)
TSDTreatment Storage & Disposal (facility)
UAOUnilateral Administrative Order
UAUUpper Alluvial/Alluvium Unit
USUnited States
USAUnited States of America
USCUnited States Code
USCOEUnited States Army Corps of Engineers
USTUnderground Storage Tank
vVolume (s)
VLEACHTrademark
VOAVolatile Organic Analysis
VOCVolatile Organic Compound (or Chemical)
w/With
w/oWithout
WAWork Assignment
WMDWater Management Division
WQWater Quality
WRCWater Resources Council

Administrative Record Index

Doc_dateAuthorAddresseeTitle_subjectDocid
7/1/1999Environmental Protection Agency - Washington, D C-US EPA guidance document consulted during development & selection of response action for site1132216
2/1/2008Environmental Protection Agency - Region 9-Fact Sheet: Update on incidents at Miller Rd treatment facility2165714
4/1/2008Brown & CaldwellArizona-American Water CoRpt on investigation of TCE contamination incidents at Miller Rd Treatment Facility1132006
4/17/2008ENVIRON International CorpMotorola, Inc
N I B W Participating Companies
Miller Rd Treatment Facility evaluation rpt, w/TL to S Bilbrey fr T Lockwood 4/18/082208222
4/25/2008N I B W Participating CompaniesEnvironmental Protection Agency - Region 92008 interim operating plan, Miller Rd Treatment Facility1131956
4/28/2008Paul Townsley / Arizona-American Water CoCynthia Campbell / AZ Dept of Environmental Quality - Water Quality DivLtr: AZ American Water incident rpt re Miller Rd Treatment facility - transmits 4/08 Brown & Caldwell rpt, AZ American Water investigative rpt, & witness interview summaries, w/investigative rpt only1132033
5/1/2008Environmental Protection Agency - Region 9-Fact Sheet: 2nd update on incidents at Miller Rd treatment facility2165704
9/26/2008Innovative Technical Solutions, Inc-Mtg Notes: Summary of 9/25/08 Miller Rd Treatment Facility draft workplan comment ltr mtg, w/agenda & sign-in sheet1132004
10/2/2008Environmental Protection Agency - Region 9-Mtg Notes: EPA meeting with City of Scottsdale to discuss Miller Rd Treatment Facility, 10/2/08, w/agenda & sign-in sheet1132003
11/7/2008N I B W Participating CompaniesEnvironmental Protection Agency - Region 9Workplan - rehabilitation program, Miller Rd Treatment Facility1131969
11/28/2008Jamey Watt / Environmental Protection Agency - Region 9Terry Lockwood / Motorola, IncLtr: EPA comments on 11/07/08 draft MRTF rehabilitation program workplan1131962
2/28/2009N I B W Participating CompaniesEnvironmental Protection Agency - Region 92008 site monitoring rpt, w/TL to J Watt fr D Shirley 3/2/091131957
3/27/2009Jamey Watt / Environmental Protection Agency - Region 9Terry Lockwood / Motorola, IncLtr: EPA approval of MRTF rehabilitation program workplan1131961
4/1/2009Environmental Protection Agency - Region 9-Fact Sheet: Update on site activities2201458
2/28/2010N I B W Participating CompaniesEnvironmental Protection Agency - Region 92009 site monitoring rpt, v 1 - text, tables, & illustrations, w/TL to R Loftin fr D Shirley 2/27/102205494
2/28/2010N I B W Participating CompaniesEnvironmental Protection Agency - Region 92009 site monitoring rpt, v 2 - appendices A-F2205495
9/17/2010N I B W Participating CompaniesEnvironmental Protection Agency - Region 9Rehabilitation program summary rpt, Miller Rd Treatment facility (addresses recommendations fr 2008 Environ rpt)1131967
12/1/2010Environmental Protection Agency - Region 9-Fact Sheet: Miller Rd Treatment Facility update1131964
1/1/2011N I B W Participating CompaniesEnvironmental Protection Agency - Region 95-year review analysis of groundwater remedy effectiveness, w/attchs1131960
1/1/2011Environmental Protection Agency - Region 9-Public Notice: Invitation to community involvement group (CIG) meeting on 2/9/111131965
2/28/2011N I B W Participating CompaniesEnvironmental Protection Agency - Region 92010 site monitoring rpt, w/appendices1131958
7/28/2011Leslie Katz / Errol L Montgomery & Assoc, Inc
Dennis Shirley / Synergy Environmental, L L C
Dennis Hall / Errol L Montgomery & Assoc, Inc
Wendy Flood / AZ Dept of Environmental Quality
Rachel Loftin / Environmental Protection Agency - Region 9
Technical Memo: Updated characterization of groundwater conditions & plume containment in Northern Lower Alluvial Unit (Project 366.13), w/attchs1132007
8/9/2011Troy Day / Arizona-American Water CoRachel Loftin / Environmental Protection Agency - Region 9Memo: Concerns with technical memo dated 7/28/11 re updated characterization of groundwater conditions & plume containment in Northern Lower Alluvial Unit, & with description of wells 14 & 15 & Miller Rd Treatment Facility, w/attchs1128719
8/30/2011Rachel Loftin / Environmental Protection Agency - Region 9Troy Day / Arizona-American Water CoLtr: Reply to 8/9/11 AZ American Water input on tech memo re characterization of groundwater conditions & plume containment in Northern Lower Alluvial Unit, & clarification on water co concerns re Miller Rd Treatment Facility (MRTF), & wells1128720
8/31/2011N I B W Participating CompaniesEnvironmental Protection Agency - Region 9Workplan, long term measures 4.0, Miller Rd Treatment Facility, w/TL to R Loftin fr T Lockwood 8/31/111131968
9/9/2011Paul Townsley / Arizona-American Water CoKeith Takata / Environmental Protection Agency - Region 9Ltr: Request that EPA take active role in containing contaminant plume in northern lower alluvial unit (ref Project 366.13 technical memo), w/attchs1132002
9/9/2011Wendy Flood / AZ Dept of Environmental Quality - Federal Projects UnitRachel Loftin / Environmental Protection Agency - Region 9Ltr: Comments re Long Term Measures 4.0 workplan for Miller Rd Treatment Facility (MRTF-PCX1)1132000
9/12/2011Rachel Loftin / Environmental Protection Agency - Region 9Terry Lockwood / N I B W Participating CompaniesLtr: Approval of Miller Rd Treatment Facility long-term measures 4.0 workplan, dated 8/31/11 - transmits comments fr ADEQ, w/o attch1132001
9/14/2011Paul Townsley / Arizona-American Water CoKeith Takata / Environmental Protection Agency - Region 9Ltr: Transmits corrected pages & discusses 7/28/11 technical memo re characterization of groundwater conditions & plume containment in Northern Lower Alluvial Unit, w/encls1132005
9/20/2011Clancy Tenley / Environmental Protection Agency - Region 9Paul Townsley / Arizona-American Water CoLtr: Project 366.13 - response to 9/9 & 9/14 ltrs re EPA actions to address groundwater contamination in vicinity of Miller Rd treatment facility1131963
9/23/2011Environmental Protection Agency - Region 9-1st 5-year review rpt, w/apps A-H1128640
10/13/2011Beth Duckett / Scottsdale Republic (Newspaper)-Newsclip: City seeks deal to get treated water fr well1131959
11/1/2011Environmental Protection Agency - Region 9-Public Notice: Invitation to 12/7 community involvement group (CIG) meeting1131966
3/5/2012N I B W Participating CompaniesEnvironmental Protection Agency - Region 9Compact Disc: 2011 site monitoring rpt, v 1 & 2 (Adobe pdf format)2250456

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