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Pacific Southwest, Region 9: Superfund

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

Motorola, Inc. (52nd Street Plant)

Superfund Site

Explanation of Significant Differences to OU#2 Record of Decision Suppl #2 AR

Administrative Record Index

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

List of Abbreviations and Acronyms Used in Administrative Record Index

ABBREVIATIONMEANING
appsappendices
ARAdministrative Record
AZArizona
AZDEQArizona Department of Environmental Quality
enclsenclosures
EPAEnvironmental Protection Agency
figsfigures
IncIncorporated
LtrLetter
OUOperable Unit
RDRemedial Design
reregarding
RI/FSRemedial Investigation/Feasibilty Study
RODRecord of Decision
rpt report
TLtransmittal letter
vvolume
w/attchswith attachments
w/owithout

Administrative Record Index

Doc DateAuthor / Author Org.Addressee / Addressee Org.Title / SubjectDoc ID
9/12/1988AZ Dept of Environmental QualityEnvironmental Protection AgencyAR index for 198851355
4/21/1994AZ Dept of Environmental QualityEnvironmental Protection AgencyAR index, supplement #1, 199451358
7/21/1994John Wise / Environmental Protection Agency - Region 9
Edward Fox / AZ Dept of Environmental Quality
-Record of decision - OU2, East Phoenix groundwater containment (RI/FS complete)51052
12/16/1996Thomas Suriano / Motorola, IncMaria Fant / AZ Dept of Environmental QualityLtr: Selection of supervising contractor w/attchs52006
1/29/1997Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: Follow-up to selection of supervising contractor, notice to proceed with work outlined in consent decree statement of work for OU248578
4/4/1997US District Court - District of ArizonaMotorola, Inc
City of Phoenix, AZ
Consent decree #CIV 96-2626 PHX ROS, AZ v defendants City of Phoenix & Motorola, Inc (02 State Consent Decree Start/Complete 01)48268
4/21/1997Environmental Protection Agency - Region 9 -EPA comments on draft RD workplan for OU2 w/TL to M Fant fr F Schauffler 4/21/9748583
4/30/1997Mason Bolitho / AZ Dept of Water ResourcesMaria Fant / AZ Dept of Environmental QualityLtr: No comment re review of RD workplan for OU248584
5/6/1997Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: Comments on draft RD workplan for OU2, notice of approval in part w/o encls48585
5/29/1997Conestoga-Rovers & AssocMotorola, IncRemedial design (RD) workplan for OU2 w/encl46676
6/9/1997AlliedSignal Inc -Preliminary comments re RD workplan for OU2 - extraction/injection system & treatment system w/TL to M Fant fr K Bowers 6/9/9748586
6/18/1997Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: Notice of approval re final RD workplan for OU248587
7/23/1997Russell Rhoades / AZ Dept of Environmental Quality -Public Notice: Notice of settlement & 15 day comment period48576
10/1/1997Conestoga-Rovers & AssocMotorola, IncPreliminary (30%) design rpt for OU2 - rpt text, tables, figures & drawings, v1 of 3, w/TLs 10/24/9746680
10/24/1997Conestoga-Rovers & AssocMotorola, IncPreliminary (30%) design rpt for OU2 - additional data collection, app A, v2 of 346681
10/24/1997Conestoga-Rovers & AssocMotorola, IncPreliminary (30%) design rpt for OU2 - additional data collection, apps B-D, v3 of 346682
11/25/1997Keith Bowers / AlliedSignal IncMaria Fant / AZ Dept of Environmental QualityLtr: Detailed comments on OU2 preliminary design w/attchs46541
12/18/1997Nadia Hollan / Environmental Protection Agency - Region 9Maria Fant / AZ Dept of Environmental QualityLtr: Transmits final EPA comments re preliminary (30%) design rpt for OU2 area52081
12/29/1997Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: Review of preliminary (30%) design rpt for groundwater treatment system, vols 1-3, 10/9747437
2/3/1998Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncTL: ADEQ & EPA review of Motorola responses to comments on 90% design rpt for OU2 groundwater treatment system, 1/21/9946546
9/18/1998Conestoga-Rovers & AssocMotorola, IncPre-final (90%) design rpt for OU2 - text, figures & tables, v1 of 446690
9/18/1998Conestoga-Rovers & AssocMotorola, IncPre-final (90%) design rpt for OU2 - apps A-I & K-L, v2 of 4, w/o oversize drawing46693
9/18/1998Conestoga-Rovers & AssocMotorola, IncPre-final (90%) design rpt for OU2 - construction specifications, app J, v3 of 446694
9/18/1998Conestoga-Rovers & AssocMotorola, IncPre-final (90%) design rpt for OU2 - design drawings, v4 of 446696
9/18/1998Conestoga-Rovers & AssocMotorola, IncPre-final (90%) design rpt for OU2 - apps A-I & K-L, v2 of 4 (oversize drawing only)46816
9/22/1998Thomas Suriano / Motorola, IncMaria Fant / AZ Dept of Environmental QualityTL: Pre-final design rpt50334
11/19/1998Keith Bowers / AlliedSignal IncMaria Fant / AZ Dept of Environmental QualityLtr: Comments re 90% remedial design of OU246543
11/23/1998Thomas Suriano / Motorola, IncMaria Fant / AZ Dept of Environmental QualityLtr: Additional information in preparing explanation of significant differences to ROD supporting change of beneficial end use of remediated groundwater47455
12/10/1998Thomas Suriano / Motorola, IncMaria Fant / AZ Dept of Environmental QualityLtr: Transmits preliminary comments about OU2 pre-final design w/encls43822
12/15/1998Nadia Hollan / Environmental Protection Agency - Region 9Maria Fant / AZ Dept of Environmental QualityLtr: Transmits EPA comments re approval of 90% design w/encls43813
12/22/1998Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: AZDEQ & EPA review of 90% design rpt, vols 1-4, 9/9843849
1/21/1999Thomas Suriano / Motorola, IncMaria Fant / AZ Dept of Environmental QualityLtr: Transmits ADEQ & EPA 12/22/98 review of pre-final (90%) design rpt, vols 1-4, 9/98, w/responses to comments only44660
2/25/1999Maria Fant / AZ Dept of Environmental QualityThomas Suriano / Motorola, IncLtr: AZDEQ & EPA review of Motorola responses to comments on 90% design rpt for OU2 groundwater treatment system, 1/21/9946547
3/1/1999Thomas Suriano / Motorola, Inc
Paul Cherrington / Salt River Project
Nadia Hollan / Environmental Protection Agency - Region 9
Maria Fant / AZ Dept of Environmental Quality
Ltr: Confirmation of agreement re beneficial use of treated water fr OU2 site52005
7/1/1999Conestoga-Rovers & AssocMotorola, IncFinal (100%) design rpt, figs & tables, v1 of 4, w/TL to M Fant fr T Suriano 7/2/9950068
7/1/1999Conestoga-Rovers & AssocMotorola, IncFinal (100%) design rpt, v2 of 4, apps A & B50069
7/1/1999Conestoga-Rovers & AssocMotorola, IncFinal (100%) design rpt, v3 of 4, apps C-J w/marginalia50070
7/1/1999Conestoga-Rovers & AssocMotorola, IncFinal (100%) design rpt, v4 of 4, drawings50071
9/8/1999Lanier Stevens / Salt River ProjectNadia Hollan / Environmental Protection Agency - Region 9Ltr: Transmits copies of Salt River Project newsletters mailed for week of 8/16/99 w/encls52007
9/10/1999Keith Takata / Environmental Protection Agency - Region 9
Jean Calhoun / AZ Dept of Environmental Quality
-Explanation of significant differences (ESD #1) to 7/94 ROD OU2 E Phoenix groundwater containment (02 ESD 00)51851
9/21/1999Environmental Protection Agency - Region 9 -List of US EPA guidance documents consulted during development & selection of response action at site52307

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