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Red Dog mine - Historical Reports

Table of Contents

2008 Reports

August 26, 2008
Teck Cominco's Draft Risk Management Plan for management of fugitive dust issues (PDF 2.1M)
Public notice (PDF 20K)
Teck Cominco's letter to stakeholders about Draft Risk Management Plan, August 26, 2008 (PDF 101K)</a

2007 Reports

December 19, 2007
DEC's Approval Letter for the Final Risk Assessment (PDF 17K)
November 2007, Final Risk Assessment, "DMTS Fugitive Dust Risk Assessment" prepared by Exponent for Teck Cominco, submitted to DEC for review and approval
Copies of the risk assessment report are also available for review at the DEC Anchorage office at 555 Cordova Street in Anchorage. Please contact Robert Weimer at 907-269-7525 or robert.weimer@alaska.gov to schedule an appointment.
Fact sheet (PDF 1.9M)
Executive Summary (PDF 1.8M)
Risk Assessment Volume I, main body, including Executive Summary, all sections (PDF 1.7 M)
Figures(PDF 12.5M)
Tables (PDF 505K)
Photographs (PDF 59M)
Front of Volume II - Appendices, cover and table of contents (PDF 98K)
Appendix A, summary of Phase I Sampling Program (PDF 852K)
Appendix B, Data Quality Review for Phase I Sampling Program (PDF 34K)
Appendix C, Inorganic Chemical Data (PDF 455K)
Appendix D, Organic Chemical Data (PDF 41K)
Appendix E, Summary of Phase II Sampling Program for the DMTS Fugitive Dust Risk Assessment (PDF 5.5M)
Appendix F, Data Quality Review for the Phase II Sampling Program for the DMTS Fugitive Dust Risk Assessment (PDF 104K)
Appendix G, Additional Data Used in the Risk Assessment (PDF 308K)
Appendix H, Subsistence Foods Data Evaluations (PDF 1.8M)
Appendix I, Vegetation Community Surveys (PDF 172K)
Appendix J, Photographs of Typical Biota Samples (PDF 818K)
Appendix K, Food Web Model Tables (PDF 759K)
Appendix L, Chronology of Dust Control Improvements to the DMTS Road and Port Operations (PDF 28K)

Responses to Comments

2005 Reports

Comments on the Draft DMTS Fugitive Dust Risk Assessment

Prepared by Exponent for Teck Cominco Alaska Incorporated (April 2005)

DEC's September 8, 2005 Comments on the Draft Risk Assessment
DEC's cover letter to convey comments to Teck Cominco (PDF 62K)
DEC's comments on the Human Health portion of the draft Risk Assessment (PDF 48K)
DEC's comments on the Ecological portion of the draft Risk Assessment (PDF 48K)
DEC's September 8, 2005 comments and recommendations to Teck Cominco on how to address public comments made on the Draft DMTS Fugitive Dust Risk Assessment
United States Geological Survey (USGS) comments, 8 July 2005 (PDF 135K)
U.S. Environmental Protection Agency comments, July 7, 2005 (PDF 52K)
National Park Service comments, July 11, 2005 (PDF 155K)
Alaska Community Action on Toxics' comments, 11 July, 2005 (PDF 38K)
Center for Science in Public Participation comments, July 11, 2005 (PDF 155K)
Daniel Peplow comments, July 8, 2005 (PDF 33K)
Travis Peterson Environmental Consulting (PDF 22K)
Compiled comments from public meetings in Kivalina, Noatak, Kotzebue and Anchorage, April 19-25, 2005 (PDF 58K)

Draft Risk Assessment, "DMTS Fugitive Dust Risk Assessment"

Prepared by Exponent for Teck Cominco

Submitted to ADEC for review approval. Public comment on this risk assessment is being accepted. In response to requests for more review time, DEC has extended the public comment period an additional 45 days, making the review period April 12, 2005 through 5 p.m., July 11, 2005. Copies of the risk assessment report are available for review at the DEC Anchorage office. Please contact Robert Weimer at 907-269-7525 or robert.weimer@alaska.gov, at DEC to schedule a time to review the document. In Kivalina and Noatak, please contact your village IRA council to view a copy of the document. Please also contact Mr. Sundet if you have problems with accessing or reviewing the draft report files below.

Notes on public comment received at meetings held in May and June, 2005

The responses to the questions and comments raised are by Teck Cominco and their consultant Exponent as well as by several DEC staff, and are to be viewed solely as comments by those parties.

2004 Reports

U.S. Geological Survey Scientific Investigation Report, "Occurrence and distribution of trace elements in snow, streams, and streambed sediments, Cape Krusenstern National Monuments, Alaska, 2002-2003"
Timothy P. Brabets, 2004, 2004, 31 pages
Abstract
Full report (PDF)
Phase II Field Sampling Plan (PDF 1.4M) for summer of 2004 to collect biota and additional plants
Appendix A, Quality assurance plan (319 K)
Appendix B, Standard operating procedures (3 MB)
Appendix C, Field forms (114K)
Appendix D, Health and safety plan(2 MB)
A summary of responses to DEC comments (PDF) pertaining to a draft version of the plan that DEC commented upon on 5/5/04
DEC approval letter of final Phase II plan (PDF) and response to comments, 6/2/04
Risk assessment workplan
DMTS Fugitive Dust Risk Assessment Workplan (PDF 2.7M), February 3, 2004
Workplan figures (PDF 4.1M), February 3, 2004
Workplan appendices (PDF 3.4M), February 3, 2004
Responsiveness summary (PDF 47K), DEC’s response to comments on the draft risk assessment workplan: February 11, 2004
DEC's comments on the Risk Assessment workplan, April 2004, PDF files
Teck Cominco's final response to DEC Comments (PDF 556K) on the DMTS Fugitive Dust Risk Assessment Work Plan, September 2004
DEC's approval letter (PDF 569K), October 20, 2004, concerning February '04 work plan and September 14, '04 response to comments.
Contaminated Sites Database reports
DEC's contaminated sites database has a report on the status of the Red Dog Mine. We have a glossary available to help you with any acronyms used in the report.
DEC Red Dog Mine Fugitive Dust Project Bibliography

2003 Reports

Proposed Spill Site Concentrate Recovery Program (PDF) Cape Krusenstern National Monument March 2003
Addendum to Concentrate Recycling and Recovery Plan (PDF), March 18, 2003

2002 Reports

Supplemental Road Sampling and Surface Material Removal Verification Report (PDF)
November 2002
Port Site Characterization Sampling and Analysis Plan, DMTS. July, 2002
Report (PDF 987K)
Tables (PDF 152K)
Figures (PDF 3.79M)
Draft Fugitive Dust Background Document, May 17, 2002
Executive Summary (PDF 977K)
Report (PDF 1.7M)
Tables (PDF 219K)
Appendices (PDF 168K)
Figures ES-1 through 1-4 (PDF 2.4M)
Figures 1-5 through 1-9 (PDF 2.8M)
Figures 2-1 through end (PDF 2.4M)
2002 Fugitive Dust Data Report: by Exponent for Teck Cominco, January 2002
Report Text (PDF 227K)
Tables (PDF 536K)
Figures (PDF 2.1M)
Appendices (PDF 383K)

2001 Reports

2001 Moss study (PDF 699K)
Performed by the National Park Service, Ford and Hasselbach 2001
2001 Fugitive Dust Data Report, January 2002
Report Text (PDF 227K)
Tables (PDF 536K)
Figures (PDF 2.1M)
Appendices (PDF 383K)
1997-2001 Port Site Air Monitoring Summary (PDF 1M)
October 29, 2001
History and Environmental Impacts of DeLong Mountain Transportation System Port Site
August 30, 2001
Executive Summary (PDF 77K)
Presentation to DEC 8-24-01 (PDF 1.3M)
Actions by Teck Cominco (PDF 118KB)
Cominco's Contractor Studies - August 2001
The sampling and analysis plan to collect road, dust, and material site samples (PDF 691K)
The sampling and analysis plan to collect vegetation samples (PDF 787K)
The Quality Assurance Project Plan for field sampling (PDF 475KB)
Press Release - DEC Commissioner Denies Emergency Order to Close Haul Road (PDF)
July 13, 2001

Bibliography

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  • Agency for Toxic Substances and Disease Registry ToxFAQs, U.S. Department of Health and Human Services, "Lead CAS #7439-92-1", June 1999
  • Agency for Toxic Substances and Disease Registry ToxFAQs, U.S. Department of Health and Human Services, "Zinc CAS #7440-66-6", September 1995
  • Alaska Department of Environmental Conservation and Alaska Department of Health and Social Services, "Red Dog Mine, Fact Sheet #1", Draft, August 7, 2001
  • Alaska Department of Health and Social Services, "Skagway Gets a Clean Bill of Health", State of Alaska Epidemiology Bulletin, Bulletin No. 18, October 25, 1989
  • Arnold, S. and Middaugh, J., Health and Social Services/ADPH, "Assessment of Battelle Study, Evaluation of Lead Ore in Fisher 344 Rats", July 16, 2001
  • Beelman, J. ADEC, "Red Dog and Ikalukrok Creeks, Use Attainability Analysis", December 1996
  • Chemical & Geological Labs of Alaska Inc., "Analysis Report". City of Kivalina, November 30,1989
  • Chemical & Geological Labs of Alaska Inc., "Analysis Report", City of Kivalina, September 23, 1986
  • * City of Kivalina, Kivalina Source Water Intake Analysis Table, Kivalina.xls, DEC/DW File No. 430.7.00.1
  • Cominco Ltd., "Lead Concentrate Material Safety Data Sheet, Red Dog Lead Concentrate", October 10, 2000
  • Cominco Ltd., "Zinc Concentrate Material Safety Data Sheet, Red Dog Zinc Concentrate", October 10, 2000
  • * Cominco Alaska Inc., "June 1992 Discharge Monitoring Data", File JUNDMR.XLS
  • Cominco Alaska Inc., "Concentrate Particle Size", Summary, September 1,2001
  • Cominco Alaska Inc., "Wulik River by Kivalina Water Intake (Station 1) - Cadmium Concentrations", Graph, April 11, 1997
  • Cominco Alaska Inc., "Wulik River by Kivalina Water Intake (Station 1) - Total Dissolved Solids", Graph, April 11, 1997
  • Cominco Alaska Inc., "Wulik River by Kivalina Water Intake (Station 1) - Lead Concentrations", Graph, April 11, 1997
  • Cominco Alaska Inc., "Wulik River by Kivalina Water Intake (Station 1) - Zinc Concentrations", Graph, April 11, 1997
  • * Cominco Alaska Inc., " Kivalina Water Intake (Station 1) - Water Sampling History", File STA1.xls, June 26, 1998
  • Cominco Alaska Inc., "Modifications of the Vegetation Sampling Plan for the Haul Road Fugitive Dust Study", September 2001
  • Cominco Alaska Inc., Miscellaneous Mine Publications, File
  • Cominco Alaska Inc., Dames & Moore, Peterson, L. A. & Assoc., Braund, S. R. & Assoc., Gallagher, T. J. and Hall E. & Assoc., "Supplement to Environmental Baseline Studies, Red Dog Project", January 1983
  • * Cominco Alaska Inc., Red Dog Operations, Employee Safety & Health Standards for Exposure to Cadmium, Cadmiumprgm99.doc
  • * Cominco Alaska Inc., Red Dog Operations, Employee Safety & Health Standards for Exposure to Lead, Leadprgm2000.doc
  • Dames & Moore, Peterson, L. A. & Assoc., Braund, S. R. & Assoc., Gallagher, T. J. and Hall E. & Assoc., "Cominco Alaska Inc., Environmental Baseline Studies, Red Dog Project", January 1983
  • Dieter, M. P., Matthews H.B., Jeffcoat, R.A. and Moseman, R.F., "Comparison of Lead Bioavailability in F344 Rats Fed Lead Acetate, Lead Oxide, Lead Sulfide, or Lead Ore Concentrate from Skagway, AK", Journal of Toxicology and Environmental Health, 39:79-93,1993
  • ENSR Consulting and Engineering, Anchorage, Alaska " Port Site Sampling Program June 1990", Final Report prepared for Cominco Alaska Incorporated, Document No. 1795-002, August 1990
  • ENSR Consulting and Engineering, Anchorage, Alaska " Port Site Monitoring Report", prepared for Cominco Alaska Incorporated, Document No. 1795-003, January 1991
  • ENSR Consulting and Engineering, Anchorage, Alaska " Red Dog Mine Port Site Monitoring Program", Work Plan June 1991 prepared for Cominco Alaska Incorporated, Document No. 1795-005, June 1991
  • ENSR Consulting and Engineering, Anchorage, Alaska " Site Reconnaissance of material Sites 4 & 5 Delong Mountain Regional Transport System", Work Plan prepared for Cominco Alaska Incorporated, Document No. 1795-007, June 1991
  • ENSR Consulting and Engineering, Anchorage, Alaska " Red Dog Port Site Monitoring Program June/July 1991", prepared for Cominco Alaska Incorporated, Document No. 1795-005, December 1991
  • ENSR Consulting and Engineering, Anchorage, Alaska " DeLong Mountain Regional Transportation System Road Spill and Dust Monitoring Programs", prepared for Cominco Alaska Incorporated, Document No. 1795-009 -500, February 1992
  • ENSR Consulting and Engineering, Anchorage, Alaska " Red Dog Port Site Monitoring Program September 1991", prepared for Cominco Alaska Incorporated, Document No. 1795-010, June 1992
  • ENSR Consulting and Engineering, Anchorage, Alaska " Red Dog Port Site Monitoring Program June 1992", prepared for Cominco Alaska Incorporated, Document No. 1795-014, February 1993
  • ENSR Consulting and Engineering, Anchorage, Alaska " Red Dog Port Site Monitoring Program September 1992", prepared for Cominco Alaska Incorporated, Document No. 1795-015, May 1993
  • ENSR Consulting and Engineering, Anchorage, Alaska " 1995 Port Site Monitoring Program Work Plan", prepared for Cominco Alaska Incorporated, Document No. 1795-029- 231, August 1995
  • ENSR Consulting and Engineering, Anchorage, Alaska " FINAL Red Dog Port Site Monitoring Program August 1995", prepared for Cominco Alaska Incorporated, Document No. 1795-029, May 1996
  • * Ecology and Environment, "Health and Safety Plan", berries_HSP.doc, August 2001
  • Environmental Protection Agency, Region 10, "Environmental Impact Statement, Red Dog Mine Project Northwest Alaska", EPA 910/9-84-122a Volume I and II, September 84
  • Environmental Protection Agency, Region 10, "Authorization to Discharge Under the National Pollutant Discharge Elimination System (NPDES), Cominco Alaska, Inc. (Red Dog Port Site)", December, 23,1998
  • * Environmental Protection Agency, Region 10, "Fact Sheet, Cominco Alaska, Inc. (Red Dog Port Site)", June 25, 1998
  • * Environmental Protection Agency, Region 10, "Response to Comments, Cominco Alaska, Inc. (Red Dog Port Site)", August 13,2001
  • Environmental Quality Monitoring and Laboratory Services, "Analytical Report" City of Kivalina, November 15, 1983
  • Environmental Quality Monitoring and Laboratory Services, "Analytical Report" City of Kivalina, December 3, 1980
  • Environmental Quality Monitoring and Laboratory Services, "Analytical Report" City of Kivalina, January 1, 1986
  • * Exponent, "Road Sampling and Analysis Plan, Haul Road Fugitive Dust Study, Red Dog Mine, Alaska", DOC. No. 8601997.001 0201 0801 WS10, August 2001
  • * Exponent, "Vegetation Sampling and Analysis Plan, Haul Road Fugitive Dust Study, Red Dog Mine, Alaska", DOC. No. 8601997.001 0201 0801 NG16, August 2001
  • * Exponent, "Quality Assurance Project Plan, Haul Road Fugitive Dust Study, Red Dog Mine, Alaska", DOC. No. 8601997.001 0201 0801 DP16, August 2001
  • * Exponent, "History and Environmental Impacts of DeLong Mountain Transportation System, Port Site, Red Dog Mine, Alaska, Executive Summary", DOC. No. 8601997.001 0301 0801 SS30, August 30, 2001
  • * Exponent, "History and Environmental Impacts of DMTS, Port Site, Red Dog Mine, Alaska", Presentation to ADEC", August 24, 2001
  • * Exponent, "Proposed road surface, core shoulder, and vegetation sample locations", Map 8601997.001 0201, August 24, 2001 24, 2001
  • Ford, J and Hasselbach, L., "Heavy Metals in Mosses and Soils on Six Transects Along the Red Dog Mine Haul Road Alaska", Western Arctic National Parkslands, National Park Service, NPS/AR/NRTR-2001/38, May 2001
  • Freeman, G. B., Liao, S. - C., Trigg, N., Graves, S. W., Ryan M. J. and Kurtz, P. J., "Evaluation of Lead Ores in Fischer 344 Rats", Battelle
  • Harris, M., "Battling the Arctic on the Road to Red Dog", Alaska Construction & Oil, February 1988
  • Malvern Instruments Ltd., "Mine CSB Ave", Malvern Size Analysis, Cominco Alaska Red Dog Mine, Lead, Aug 2001
  • Malvern Instruments Ltd., "Mine CSB Ave", Malvern Size Analysis, Cominco Alaska Red Dog Mine, Zinc, Aug 2001
  • Middaugh, J., Health and Social Services/ADPH, "Interim Report #1: Skagway Heavy Metal Investigation", November 15, 1988
  • Middaugh, J., Health and Social Services/ADPH, "Interim Report #2: Skagway Heavy Metal Investigation", November 30, 1988
  • Middaugh, J., Health and Social Services/ADPH, "Interim Report #3: Skagway Heavy Metal Investigation", December 20, 1988
  • Middaugh, J., Health and Social Services/ADPH, "Assessment of Lead Levels in Noatak and Kivalina in October 1990, Preliminary Results", November 26, 1990
  • Middaugh, J., Health and Social Services/ADPH, "Assessment of Lead Levels in Noatak and Kivalina in October 1990, Final Report", May 1, 1991
  • Middaugh, J., Health and Social Services/ADPH, " Evaluation of Cominco Alaska Blood Lead Study", October 12, 1993
  • Middaugh, J., Li, C. and Jenkerson, S.A., "Health Hazard and Risk Assessment from Exposure to Heavy Metals in Ore In Skagway, AK Final Report", October 23, 1989
  • National Park Service, " Occurrence and Distribution of Trace Elements in Omikviorok River and New Heart Creek Watershed, Cape Krusenstern National Monument", September 2001
  • National Park Service, " Heavy Metals in Mosses and Soils in Cape Krusenstern National Monument", Progress Report, August 27, 2001
  • Northern Test Labs Inc., "Test Report", Kivalina Water Project, March3, 1996
  • Northern Test Labs Inc., "Test Report: Water Tank, Kivalina Water Project," February, 28, 1995
  • Northern Test Labs Inc., "Test Report: Upper Wulik River/Kivalina", City of Kivalina, July, 16, 1993
  • Northern Test Labs Inc., "Test Report", Kivalina City Council, September, 22, 1992
  • Pinochet, H, De Gregori, M., Lobos, M. G. and Fuentes, E., "Selenium and Copper in Vegetables and fruits Grown on Long-Term Impacted Soils from Valparaiso Region, Chile", Bull. Environ. Contam. Toxicol.,63:327-334, 1999
  • RWJ Consulting, "1996 Port Site Monitoring Program", Work Plan prepared for Cominco Alaska Inc., Document No. COM002-220. July 1996
  • RWJ Consulting, "Red Dog Port Site Monitoring Program, August 1996 ", Final Report prepared for Cominco Alaska Inc., Document No. COM002-520. March 1997
  • Robin, L. F., Beller, M., Middaugh, J. P., " Statewide Assessment of Lead Poisoning and Exposure Risk Among Children Receiving Medicaid Services in Alaska", Pediatrics Vol. 99 No. 4 April 1997
  • Robin, L. F.,; Beller, M.,, MPH; Middaugh, J. P., "Childhood Lead Screening in Alaska, Results of Survey of Blood Lead Levels among Medicaid-eligible Children, Final Report, October 10, 1994
  • Romaenesko, R. ADEC, Kivalina Drinking Water Information, July 20, 1992
  • Rühling, Å and Steinnes, Editors, "Atmospheric Heavy Metal Deposition in Europe 1995-1996", Nordic Council of ministers, Copenhagen, 1998, ISBN 92-893-0254-2
  • Schofield, J.J, "Sorrel", Discovering Wild Plants: Alaska, Western Canada, The Northwest, Alaska Northwest Books, Anchorage Seattle Portland, ISBN 0-88240-369-9, 1998
  • * Teck Cominco, Description of Job Duties and required Personal Protection for Personnel, JobDescrip.xls
  • * Teck Cominco, Kivalina School Water Sample Analysis, KivSchoolWaterData.xls
  • * Teck Cominco, Station 1 & 2 Water Sample Analysis, SAT1&2WaterData.xls
  • Weber Scannell, P. "Red Dog Use Attainability Analysis Aquatic Life Component", Technical Report No. 96-1, Alaska Department of Fish and Game, February 1996
  • Weber Scannell, P. "Fisheries resources and Water Quality, Red Dog Mine ", Technical Report No. 98-21, Alaska Department of Fish and Game, March 1998
  • Weber Scannell, P. and Anderson S., "Aquatic Taxa Monitoring Study At Red Dog Mine, 1997-1998", Technical Report No. 00-02, Alaska Department of Fish and Game, November 1999
  • Weber Scannell, P. and Jacobs, L.L, "Effects of Total Dissolved Solids on Aquatic Organisms, A Literature Review", Habitat and Restoration Division, Alaska Department of Fish and Game
  • Weber Scannell, P. and Ott, A. G., "Aquatic Biomonitoring at Red Dog Mine, 2000", Technical Report No. 01-04, Alaska Department of Fish and Game, May 15, 2001
  • Weber Scannell, P., Ott, A. G. and Morris, W., "Fish and Aquatic Taxa Report At Red Dog Mine, 1998-1999", Technical Report No. 00-03, Alaska Department of Fish and Game, May 2000

* denotes documents that are available in electronic form

Letters and Memoranda:

  • Beller, M., MD, MPH, Medical Epidemiologist, "Blood Lead Levels - Point Hope", Memo for the Record, Department of Health & Social Services, State of Alaska, June 8, 1992
  • Campbell, Mc K., Deputy Commissioner, Department of Fish & Game to Phil Brooks, Environmental Enforcement Section, Department of Justice, "Groundwater Monitoring and Water Quality Control at Red Dog Mine", letter, November 7, 1994
  • Christian, C., "Synopsis of Kivalina drinking water system", email to Ron Klein, AWDM, Alaska Department of Environmental Conservation, July 17, 2001
  • Conn, J., ADEC/EH/DW, "Waiver Approval for Synthetic Organic Contaminants (SOC) and other Organic Contaminants (OOC) Monitoring", Letter to City of Kivalina, December 23,1998
  • Division of Spill Preparedness Prevention and Response Program, ADEC, Cominco Truck Rollover History and Actions to Date, File
  • Jacko, B, General Manager, Red Dog Operations, Letter to Cominco Employees, July 30, 2001
  • Jenkerson, S.A. RNC, MSN, FNC, Nurse Epidemiologist, McCumber, B., BSN, FNP, Nurse Epidemiologist "Blood Lead Screening, Skagway - October 1996", Memo for the Record, Department of Health & Social Services, State of Alaska, May 26, 1999
  • Key, J. General Manager, Red Dog Operations, to Tom Chapple Director, Division of Air & Water Quality, ADEC, "Action Plan in Responses to NPS Fugutives Study", Letter July 12, 2000.
  • Key, J.L., "Testimony before the Denali Comission in Kotzebue", Letters to the Editors, Arctic Sounder, May 17, 2001
  • MacCay, C., Environmental Regulatory Affairs, Cominco Alaska Inc., "Factors not considered in the comparison to Eastern Europe studies", Contractor comparison of NPS and Nord Studies, July 23, 2001
  • MacCay, C., Environmental Coordinator, Cominco Alaska Inc.,to Roberto, J. EPA Region 10, "NPDES Permit # AK-003865-2", letter July 16, 1992
  • Koonuk, J., EPA Facilitator , Native Village Point Hope to Thomas, A. North Slope Borough, "Airborne Contaminants", letter, December 7, 1998
  • Middaugh, J., Health and Social Services/ADPH to William C. Eastin, National Institute of Environmental Health Sciences, "Bioavailability Studies of Red Dog Mine Lead Ore Concentrate", letter, July 16, 2001
  • Ostrowski, S., DVM, MPVM, EIS Officer/Epidemiologist, Environmental Hazards and Health Effects, CEHIC, Lead Contamination Skagway, Letter to Mike Beller, MD, EIS Officer, Department of Health & Social Services, State of Alaska, December 1, 1988
  • Ott, A. G., Department of Fish and Game, Letters on Fish Sampling to Cominco Alaska, from March 11, 1996 to July 14, 2001
  • Rothe, A.L. and Van Tuyn, P, Trustees for Alaska to Governor Tony Knowles, State of Alaska, "Red Dog Haul Road Toxic Metals Contamination ", letter, July 2, 2001
  • Sandvik, H., President, NANA Development Corporation, letter to Robert Arnberger, Regional Director, Alaska Region, National Park Service, July 27, 2001

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