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Pacific Southwest, Region 9: Superfund

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

Klau Buena Vista Mine

Superfund Site

Removal Action

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 Klau Mine Superfund Removal Site, in Paso Robles, California.

List of Abbreviations and Acronyms Used in Administrative Record Index

AbbreviationMeaning
attchAttachment
EPAEnvironmental Protection Agency
ltrLetter
memoMemorandum
NNorth
reRegarding
rptReport
TLTransmittal Letter
US United States
w/With

Administrative Record Index

Doc DateTitle / SubjectAuthor / Author AffiliateAddressee / Addressee AffiliateDoc ID
-Aerial Photo: Buena Vista & Klau Mines [008619]CA Regional Water Quality Control Board - Central Coast Region-105730
-Photo: Buena Vista Mine - Beads of free mercury under mill building condensers [008622]CA Regional Water Quality Control Board - Central Coast Region-105736
10/01/1975Geologic & hydrologic conditions at Buena Vista Mercury Mine [003997-004521]Yvor Smitter / CA Dept of Conservation - Div of Mines & GeologyCA Regional Water Quality Control Board - Central Coast Region99434
04/01/1994Clean lakes assistance program for Lake Nacimiento [004522-005018]Thomas Rice / California Polytechnic State Univ - Coastal Resources InstituteCA Regional Water Quality Control Board - Central Coast Region99426
03/05/1997Photo: Buena Vista Mine - conveyance to N Fork Las Tablas Creek, 1997 [008620]CA Regional Water Quality Control Board - Central Coast Region-105734
01/01/1998Photo: Buena Vista Mine - Maloney adit & mill building, 1997-98 [008621]CA Regional Water Quality Control Board - Central Coast Region-105735
01/01/1998Photo: Klau Mine - open pit floor next to mill, 1997/98 [008623]CA Regional Water Quality Control Board - Central Coast Region-105737
01/01/1998Photo: Klau Mine reservoir, 1998 [008625]CA Regional Water Quality Control Board - Central Coast Region-105741
01/21/1999Inspection rpt re Buena Vista Mine & Las Tablas Creek [008356-008362]David Schwartzbart / CA Regional Water Quality Control Board - Central Coast Region-104613
02/25/1999Inspection rpt re Buena Vista Mine, Klau Mine & Las Tablas Creek [007561-007566]David Schwartzbart / CA Regional Water Quality Control Board - Central Coast Region-100172
04/01/1999Ltr: US v Buena Vista Mines & Harold Biaggini, case # CR 97-132-WDK [001038-001039]Alejandro Mayorkas / US Dept of Justice - Office of Attorney GeneralDavid Rabbino / Environmental Protection Agency - Region 999455
06/09/1999Ltr: Monthly water treatment monitoring rpt (5/99) w/attchs [005117-005151]Steve Little / SECOR International, IncGerhardt Hubner / CA Regional Water Quality Control Board - Central Coast Region99422
06/11/1999Technical Memo: Transmits notes/plan on Buena Vista remediation w/attchs & marginalia [005077-005105]Adrian Brown / Adrian BrownDaniel Suter / Environmental Protection Agency - Region 999396
07/08/1999Action Memo: Request for removal action at site [005106-005116]Daniel Suter / Environmental Protection Agency - Region 9Keith Takata / Environmental Protection Agency - Region 999414
07/12/1999Unilateral administrative order (UAO) #99-13 for removal activities, w/attchs & TL & w/o mail receipts #P274 217 256, -257, & -260 [005057-005076]Environmental Protection Agency - Region 9-50980
07/19/1999Alternatives analysis for final compliance - Buena Vista Mine w/TL [003921-003996]SECORBuena Vista Mines, Inc99457
07/23/1999Expanded site assessment - Buena Vista Mine [003650-003916]SECORBuena Vista Mines, Inc99436
07/28/1999Memo: Comments on expanded site assessment & alternatives analysis for final compliance w/TL to D Suter fr D Schwartzbart 7/28/99 [003917-003920]David Schwartzbart / CA Regional Water Quality Control Board - Central Coast RegionGerhardt Hubner / CA Regional Water Quality Control Board - Central Coast Region99464
08/26/1999Technical Memo #2: Response to 8/12/99 EPA ltr, ref UAO #99-13, w/TL [005049-005053]Steve Little / SECOR International, IncDaniel Suter / Environmental Protection Agency - Region 999512
10/26/1999List of US EPA guidance documents consulted during development & selection of response action for site [005055-005056]Environmental Protection Agency - Region 9-99521
10/28/1999Public Notice: US EPA announces availability of administrative record for removal action at site [005054]Environmental Protection Agency - Region 9-99517
12/01/1999Photo: Klau Mine - open pit floor after regrading & filling, 12/99 [008624]CA Regional Water Quality Control Board - Central Coast Region-105739
09/26/2002(Redacted, FOIA ex 7) Action Memo: Request for removal action at Buena Vista/Klau Mercury Mine site, w/o enforcement addendumDan Suter / Environmental Protection Agency - Region 9Daniel Meer / Environmental Protection Agency - Region 9144851

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