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Pacific Southwest, Region 9: Superfund

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

Lava Cap Mine

Superfund Site

Removal AR

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 identify activities appropriate to the Lava Cap Mine Superfund Removal Site #1, Nevada City, California.

List of Abbreviations and Acronyms Used in Administrative Record Index

ABBREVIATIONMEANING
DTSCCalifornia EPA - Dept. of Toxic Substances Control
EPAEnvironmental Protection Agency
LtrLetter
MemoMemorandum
rptReport
TLTransmittal Letter
w/With
w/o Without

Administrative Record Index

Doc. DateAuthor / Author Org.Addressee / Addressee Org.Title / SubjectDoc. ID
09/27/1979Jack Del Conte / CA Regional Water Quality Control Board - Central Valley RegionTracy Hudgins
Ruth Flax
Keystone Copper Corp
Ltr: Transmits complaint of discharge fr site & requests engineering rpt on same, w/encl88217841
10/25/1979James Robertson / CA Regional Water Quality Control Board - Central Valley RegionTracy Hudgins
Ruth Flax
Keystone Copper Corp
Cleanup & abatement order for Keystone Copper Corp, R Flax & T Hudgins w/attch & TL fr J Robertson88217740
11/30/1994Thomas Genolio / Bechtel Environmental, IncCarolyn Douglas / Environmental Protection Agency - Region 9Site inspection rpt88217741
05/08/1997John Hiscox / CA Dept of Fish & GameDan Ziarkowski / CA Environmental Protection Agency - Dept of Toxic Substances ControlLtr: Observations fr site visit 5/7/97 re damage to fish & wildlife88217842
06/09/1997Thomas Pinkos / CA Regional Water Quality Control Board - Central Valley RegionJames Tjosvold / CA Environmental Protection Agency - Dept of Toxic Substances ControlMemo: Proposal that DTSC be primary agency for resolution of cleanup at site, w/memo fr J Eckman re status of site & news article by T Willis88217843
07/27/1997CA Environmental Protection Agency - Dept of Toxic Substances Control-Laboratory analysis rpts, soil, water & sediment samples for inorganics, collected 1/31/97 - 7/8/97 w/site map88217743
08/14/1997Charles Salocks / CA Environmental Protection Agency - Dept of Toxic Substances ControlDan Ziarkowski / CA Environmental Protection Agency - Dept of Toxic Substances ControlDraft memo: Screening level evaluation of potential health risks at site w/sampling data & marginalia88217742
10/03/1997Robert Mandel / Environmental Protection Agency - Region 9Keith Takata / Environmental Protection Agency - Region 9Action memo: Request for removal action (removal start)88217744

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