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Pacific Southwest, Region 9: Superfund

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

Iron Mountain Mine

Superfund Site

MATHESON REMOVAL

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) has relied on to identify appropriate activities for conducting the Matheson removal at the Iron Mountain Mine Superfund site in Shasta County, California.

EPA welcomes questions and comments on the documents contained in this administrative record file. Please contact:

Richard Sugarek or: Cameron McDonald
Remedial Project Manager Community Involvement Coordinator
U.S. EPA (SFD-7-2) U.S. EPA (SFD-3)
75 Hawthorne Street 75 Hawthorne Street
San Francisco, CA 94105-3901 San Francisco, CA 94105-3901
(415) 972-3151 (415) 972-3308 or 800 231-3075

List of Abbreviations and Acronyms Used in Administrative Record Index

ABBREVIATIONMEANING
app Appendix
attchAttachment
encl Enclosure
ltr Letter
memo Memorandum
re Regarding
rpt Report
w/ With
w/o Without

Administrative Record Index

Doc_dateAuthorAddresseeTitle_subjectDocid
12/9/1994Dan Wanket / Morrison Knudsen CorpJim Ragon / Stauffer Management CoMemo: Matheson site investigation, w/figures 1-32069704
5/22/2000Kerry Rae / US Dept of the Interior - Bureau of ReclamationKrista Doebbler / US Dept of the Interior - Bureau of Reclamation
Richard Sugarek / Environmental Protection Agency - Region 9
Memo: Discusses & transmits information re early data collection at Matheson2069705
5/31/2000Richard Sugarek / Environmental Protection Agency - Region 9-Mtg Notes: Sacramento River rail-trail conversion meeting, w/agenda & attchs2069706
6/8/2000John Spitzley / C H 2 M Hill, IncRichard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Preliminary cost estimate for Matheson cleanup, w/figures 1-32069707
4/1/2001C H 2 M Hill, IncEnvironmental Protection Agency - Region 9FSP amendment for Matheson site2069709
4/1/2001C H 2 M Hill, IncEnvironmental Protection Agency - Region 9Health & safety plan - Matheson site2005379
4/1/2001C H 2 M Hill, IncEnvironmental Protection Agency - Region 9QAPP amendment for Matheson site2069710
4/20/2001Doris Powers / C H 2 M Hill, IncRichard Sugarek / Environmental Protection Agency - Region 9TL: FSP amendment for Matheson site & QAPP amendment for Matheson site2069708
6/20/2001Richard Sugarek / Environmental Protection Agency - Region 9Dick Forester / US Dept of the Interior - Bureau of Land ManagementROC: Status of RD & cost estimate for Matheson2069711
7/2/2001John Spitzley / C H 2 M Hill, IncRichard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Cost estimate & design - Matheson site restoration2069713
7/3/2001John Spitzley / C H 2 M Hill, Inc
Dale Cannon / C H 2 M Hill, Inc
Jack Woo / C H 2 M Hill, Inc
Richard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Data evaluation rpt - existing conditions at Matheson site (oversize map only)2064320
7/3/2001John Spitzley / C H 2 M Hill, Inc
Jack Woo / C H 2 M Hill, Inc
Dale Cannon / C H 2 M Hill, Inc
Richard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Data evaluation rpt - existing conditions at Matheson site, w/apps A-D, w/o oversize map2069716
7/3/2001John Spitzley / C H 2 M Hill, Inc
Jack Woo / C H 2 M Hill, Inc
Dale Cannon / C H 2 M Hill, Inc
Richard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Preliminary design rpt - Matheson site final restoration, w/apps A-C2069715
7/3/2001John Spitzley / C H 2 M Hill, IncDick Forester / US Dept of the Interior - Bureau of Land ManagementTL: Technical memo - cost estimate & design, Matheson site restoration2069714
9/18/2001John Spitzley / C H 2 M Hill, IncRichard Sugarek / Environmental Protection Agency - Region 9Technical Memo: Cost estimate & design - Matheson site restoration2069718
10/18/2001Richard Sugarek / Environmental Protection Agency - Region 9Michelle Prowse / US Dept of the Interior - Bureau of ReclamationMemo: Matheson cleanup costs, w/o attch2069717
11/2/2001US Dept of the Interior - Bureau of Land Management
City of Redding
-Mtg Agenda: Matheson rail trail development, w/marginalia2069719
11/16/2001Michelle Prowse / US Dept of the Interior - Bureau of ReclamationRichard Sugarek / Environmental Protection Agency - Region 9
John Spitzley / C H 2 M Hill, Inc
Dick Forester / US Dept of the Interior - Bureau of Land Management
Email: Discusses funding for Matheson project, w/history2069720
11/21/2001Laura Allen / US Dept of the Interior - Bureau of ReclamationRichard Sugarek / Environmental Protection Agency - Region 9Email: Discusses funding for Matheson site, w/history2069721
2/28/2002US Dept of the Interior - Bureau of ReclamationEnvironmental Protection Agency - Region 9Removal of pyritic waste material & restoration of Matheson site - statement of work (SOW)2069722
4/2/2002Richard Sugarek / Environmental Protection Agency - Region 9William Kuntz / US Dept of the Interior - Bureau of Land ManagementEmail: Use of Matheson area prior to remediation2069723
4/9/2002Richard Sugarek / Environmental Protection Agency - Region 9-Mtg Notes: Conference call re Matheson action memo2069724
4/12/2002Kerry Rae / US Dept of the Interior - Bureau of ReclamationMichelle Prowse / US Dept of the Interior - Bureau of Reclamation
Richard Sugarek / Environmental Protection Agency - Region 9
Email: Discusses Matheson action memo, w/history2069725
4/15/2002Francis Berg / US Dept of the Interior - Bureau of Land ManagementWilliam Kuntz / US Dept of the Interior - Bureau of Land ManagementEmail: Discusses how to limit public exposure to site prior to & during remediation, w/history2069726
4/16/2002Richard Sugarek / Environmental Protection Agency - Region 9Michelle Prowse / US Dept of the Interior - Bureau of ReclamationEmail: Answers question re USBR becoming PRP by disposing of Matheson waste at IMM site, w/history2069728
4/16/2002Richard Sugarek / Environmental Protection Agency - Region 9Kerry Rae / US Dept of the Interior - Bureau of ReclamationEmail: Discusses funding issues re Matheson cleanup, w/history2069729
4/16/2002William Kuntz / US Dept of the Interior - Bureau of Land ManagementRichard Sugarek / Environmental Protection Agency - Region 9ROC: Use of Matheson site2069727
4/17/2002Mary Borzi / US Dept of the Interior - Bureau of ReclamationDiane Wisniewski / US Dept of the Interior - Bureau of ReclamationEmail: Discusses pH levels in water & collection of soil & water samples, w/forward to R Sugarek fr D Wisniewski2069730
4/22/2002John Spitzley / C H 2 M Hill, IncMichelle Prowse / US Dept of the Interior - Bureau of ReclamationEmail: Discusses where to send Matheson soil samples for analysis, w/history2069731
4/23/2002John Spitzley / C H 2 M Hill, IncMichelle Prowse / US Dept of the Interior - Bureau of ReclamationEmail: Discusses options for removal & storage of pyrite ore waste fr Matheson site, w/history2069732
4/23/2002Richard Sugarek / Environmental Protection Agency - Region 9Don Mandel / CA Environmental Protection Agency - Dept of Toxic Substances ControlEmail: Responds to comments re conceptual design of proposed disposal cell for Matheson mine wastes, w/history2069733
6/3/2002John Spitzley / C H 2 M Hill, IncMichelle Prowse / US Dept of the Interior - Bureau of Reclamation
Richard Sugarek / Environmental Protection Agency - Region 9
Email: Additional comments re Matheson scope of work (SOW)2069735
6/26/2002Laura Allen / US Dept of the Interior - Bureau of ReclamationKirk Rodgers / US Dept of the Interior - Bureau of ReclamationAction Memo: Request for removal action at Matheson Ore Transfer Station & site2069736
8/4/2004Environmental Protection Agency - Region 9-List of guidance documents consulted during development & selection of response action for Matheson removal2069739

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