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Pacific Southwest, Region 9: Superfund

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

Sulphur Bank Mercury Mine

Superfund Site

Geothermal Removal Action AR

Administrative Record Index

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

The documents contained in this administrative record have been considered by the U.S. Environmental Protection Agency in identifying appropriate removal activities for Sulphur Bank Mercury Mine Superfund Site in Clearlake, CA.
The documents are listed in the index in ascending chronological order, which is consistent with the arrangement of documents in the administrative record.

The list of U.S. Environmental Protection Agency guidance documents which were considered or relied upon in the selection of the remedy is document AR 20 in this administrative record. Copies of the guidance documents are contained in the Compendium of CERCLA Response Selection Guidance Documents located in the Region 9 Superfund Records Center.

March 15, 2001

List of Abbreviations and Acronyms Used in Administrative Record Index

AbbreviationMeaning
attch(s)Attachment(s)
CACalifornia
CoCompany
DeptDepartment
DivDivision
encl(s)Enclosure(s)
EPAEnvironmental Protection Agency
exExemption
FOIAFreedom of Information Act
frFrom
IncIncorporated
infoInformation
MemoMemorandum
reRegarding
rptReport
SSouth
TLTransmittal letter
USUnited States
w/With
w/oWithout

Administrative Record Index

Doc DateSubjectAuthor / Author OrganizationAddressee / Addressee OrganizationAR #Doc ID
1966/02/00Log & core record of geothermal energy well, Bradley Mining Co #1 - formations penetrated by wellEarth Energy, IncCA Dept of Conservation - Div of Oil & Gas00012142-90740
1967/00/00Index of geothermal well records for Bradley Mining Co #2 well (033-90007), w/attchsCA Dept of Conservation - Div of Oil & Gas-00022142-90739
1967/02/07Ltr: Information on Earth Energy wells, Bradley Mining #1 & #2, w/encls & related correspondenceCarel Otte / Earth Energy, IncR Barger / CA Dept of Conservation - Div of Oil & Gas00032142-00772
1973/03/20Geothermal well summary rpt for Sulphur Bank #1 well, w/enclsMarshall Reed / CA Dept of Conservation - Div of Oil & Gas-00042142-00538
1980/09/22Geothermal well summary rpt for Sulphur Bank #1 - #15, w/o attchsJoseph Beall / Phillips Petroleum CoCA Dept of Conservation - Div of Oil & Gas00052142-90741
1991/03/05Rpt on proposed geothermal operations - proposal to reabandon Bradley Mining Co #1 well, w/attchsKen Stelling / CA Dept of Conservation - Div of Oil & GasJames Luzier / Luzier Hydrosciences00062142-00766
1995/03/31Ltr: Request for updated status rpt - transmits excerpts fr "Audrey Geothermal Exploratory Project", w/attchsRobert Reynolds / Lake County - Air Quality Management DistrictJohn Lucey / Environmental Protection Agency - Region 900072142-00542
1995/10/12Ltr: Clear Lake #1 geothermal well needs new plug, w/well summary rpt & mapsCarolyn d'Almeida / Environmental Protection Agency - Region 9Dennis Downs / Magma Power Co00082142-90442
1995/10/16Index of geothermal well records for Clear Lake #1 well (033-90008), w/attchsCA Dept of Conservation - Div of Oil & Gas-00092142-00771
1996/01/05Ltr: Response to 10/12/95 ltr re Clear Lake #1 geothermal well, w/TL header to K Stelling fr C d'AlmeidaVincent Signorotti / California Energy Co, IncCarolyn d'Almeida / Environmental Protection Agency - Region 900102142-90441
1997/04/09Memo: Sulfur Creek geothermal site (unit 15) preliminary conclusions re danger of accidental release of non-condensible gasesTim Colen / Ecology & Environment, IncBill Lewis / Environmental Protection Agency00112142-90734
1997/04/11Screening potential air quality impacts of selected accidental release scenarios originating fr abandoned S Geysers Unit 15 well fieldGoddard & Goddard EngineeringTim Colen / Ecology & Environment, Inc00122142-00767
2000/06/07Rpt on geothermal wells at site, w/TL to T Colen fr E MangesEnvironmental Protection Agency - Region 9-00132142-00770
2000/06/09Memo: Wells viewed during site visit to Sulphur Bank mine did not appear to be abandoned in way described by state logs, w/attchTim Colen / Ecology & Environment, IncWilliam Lewis / Environmental Protection Agency - Region 900142142-90736
2000/06/21Memo: Transmits Bradley Mining Co well info provided by Calpine, w/attchsKen Stelling / CA Dept of Conservation - Div of Oil, Gas & Geothermal ResourcesWilliam Weis / Environmental Protection Agency - Region 900152142-00768
2000/06/21Ltr: Ownership of wells in Sulphur Bank area, w/marginaliaKenneth Stelling / CA Dept of ConservationWilliam Weis / Environmental Protection Agency - Region 900162142-90742
2000/07/06Action Memo: Request for removal action at Sulphur Bank geothermal site, w/maps & photos, w/o enforcement addendumWilliam Lewis / Environmental Protection Agency - Region 9Michael Feeley / Environmental Protection Agency - Region 900172142-00769
2000/07/06Enforcement addendum to action memo - request for removal action at Sulphur Bank geothermal site (Privileged - FOIA ex 5 & 7)William Lewis / Environmental Protection Agency - Region 9Michael Feeley / Environmental Protection Agency - Region 900182142-00773
2000/08/02Handwritten Notes: Sulphur Bank wells history recap (Privileged - FOIA ex 5 & 7)Kim Muratore / Environmental Protection Agency - Region 9-00192142-00774
2001/02/16List of US EPA guidance documents consulted during development & selection of response action for site--00202142-90737
2001/02/28Public Notice: Availability of administrative record for removal action at site - geothermal well fieldEnvironmental Protection Agency - Region 9-00212142-90738

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