Final Site Information Package for National Remedy Review Board ...

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SITE INFORMATION PACKAGE FOR NATIONAL REMEDY REVIEW BOARD CONTENTS List of Figures A-1 Location Map: Bunker Hill Mining and Metallurgical Complex Superfund Site A-2 Focused Feasibility Study Area and Source Sites B2-1 OU 2 Removal and Remedial Actions Timeline, Bunker Hill Superfund Site B2-2 OU 3 Removal and Remedial Actions Timeline, Bunker Hill Superfund Site B4-1 Upper Basin Hydrology B4-2 Zinc AWQC Ratio Distribution at Selected Sites B4-3 Maximum Basin-Wide Zinc AWQC Ratios in Surface Water, Post-2002 B4-4 Maximum Bunker Hill Box Zinc AWQC Ratios in Surface Water, Post-2002 B4-5 Pinehurst, SF-271 Total Lead and Discharge B4-6 Basin-Wide Total Lead Concentration in Surface Water, May 2008 B4-7 Dissolved Zinc Concentrations in Groundwater and Hydrogeology at Woodland Park B4-8 Dissolved Zinc Concentrations in Groundwater and Hydrogeology at Osburn Flats B4-9 Dissolved Zinc Concentrations in Groundwater and Hydrogeology in the Bunker Hill Box B8-1 Schematic Illustration of the Remedial Alternatives B9-1 Total Net Present Value Costs Versus Predicted Post-Remediation AWQC Ratios at Pinehurst B11-1 Overview of Remedial Actions, Alternative 3+, Upper SFCDR Watershed B11-2 Overview of Remedial Actions, Alternative 3+, Canyon Creek Watershed B11-3 Overview of Remedial Actions, Alternative 3+, Ninemile Creek Watershed B11-4 Overview of Remedial Actions, Alternative 3+, Big Creek Watershed B11-5 Overview of Remedial Actions, Alternative 3+, Moon Creek Watershed B11-6 Overview of Remedial Actions, Alternative 3+, Pine Creek Watershed B11-7 Overview of Remedial Actions, Alternative 3+, Mainstem SFCDR Watershed B11-8 Water Treatment Approach, Alternative 3+(d) B11-9 OU 2 Alternative (d): Stream Lining/French Drain Combination List of Tables B1-1 History of Milling and Tailings Disposal Practices in the Coeur d’Alene Basin B2-1 Summary of Ongoing Data Collection Programs in Upper Basin of the Coeur d’Alene River B4-1 Contaminants of Concern and Affected Media B4-2 Screening Level Exceedances in Affected Media B5-1 Upper Basin Community Populations B7-1 Preliminary Remediation Goals for Surface Water for Protection of Human Health and Aquatic Organisms in the Upper Coeur d’Alene Basin vi
SITE INFORMATION PACKAGE FOR NATIONAL REMEDY REVIEW BOARD CONTENTS B8-1 Descriptions of Typical Conceptual Designs B8-2 Summary of Alternatives 3+ and 4+ for Operable Unit 3 by Remedial Action Type B8-3 Technologies and Process Options for Remedy Protection B9-1a Comparative Analysis of the No Action Alternative and Alternatives 3+(a) through 3+(e) B9-1b Comparative Analysis of Alternatives 4+(a) through 4+(e) B9-2 Comparative Analysis of Remedy Protection Alternatives B11-1 Legend of Bureau of Land Management Site Names B11-2 Summary of Estimated Post-Remediation Water Quality at Elizabeth Park and Pinehurst B11-3 Fishery Tier Definitions and Ranking System B11-4 Summary of Remedy Protection Projects for Alternative RP-2 B12-1 Potential Chemical-Specific ARARs for Protection of Aquatic Life and Human Health in Surface Water in the Upper Coeur d’Alene Basin B14-1 Estimated Costs Summarized by Alternative B14-2 Summary of Estimated Costs for Typical Conceptual Designs Supplemental Compact Disk (CD) B2 2001 NRRB Presentation and Previous Actions B2-1 2001 National Remedy Review Board Presentation Information, Coeur D’Alene Basin Remedial Investigation/Feasibility Study B2-2 Summary of Previous Remedial Actions in Upper Basin B2-3 Summary of Previous Studies in Upper Basin, 2001 to 2008 B6 RME Risk Characterization Summary and Ecological Risk Assessment Tables B6-1 Carcinogens Residential Exposure Scenario – Child/Adult B6-2 Non-Carcinogens Residential Exposure Scenario – Child B6-3 Non-Carcinogens Residential Exposure Scenario – Child/Adult B6-4 Non-Carcinogens Public Recreational Exposure Scenario – Child B6-5 Carcinogens Subsistence Exposure Scenario – Child/Adult B6-6 Non-Carcinogens Subsistence Exposure Scenario – Child B6-7 Non-Carcinogens Subsistence Exposure Scenario – Child/Adult B6-8 Summary of Results from the Coeur d’Alene Basin Ecological Risk Assessment B6-9 Summary of Results from the Measures of Ecosystem and Receptor Characteristics Analysis in the Coeur d’Alene Basin Ecological Risk Assessment vii
Page 1 and 2: United States Environmental Protect
Page 3 and 4: Contents Acronyms and Abbreviations
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Page 9 and 10: Acronyms and Abbreviations µg/dL m
Page 11 and 12: RAO remedial action objective RI/FS
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Page 23 and 24: 1. Site Name, Location, and Brief H
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Page 49 and 50: 6. Summary of Risks The Bunker Hill
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SITE INFORMATION PACKAGE FOR NATION
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8. Description of Alternatives The
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Remedial Alternative Description SI
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12. Potential Applicable or Relevan
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COMMISSIONERS: PFfifiY WHITF CLERK
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Dan Opalski, U.S. EPA March 10,2010
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Dan Opalski, U.S. EPA March 10, 201
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Dan Opalski, U.S. EPA March 10,2010
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Rose Lake ll n e §¨¦ 90 DUDLEY "
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1992-1994 Removal of tailings and c
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The box plot shows the median or 50
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! ( ! ! ( ! ! ! Upper Basin Coeur d
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DUDLEY ") §¨¦ 90 ") St Joe River
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Base Map Data: NHDPlus (Rivers, Wat
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[Two Updated Updated Woodland Ecolo
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Ninemile Creek WALLACE BUNN Upper B
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OSBURN §¨¦ 90 Upper Basin Coeur
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176 E Upper Basin Coeur d'Alene Riv
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§¨¦ 90 ENAVILLE The Bunker Hill
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E 169 §¨¦ 90 Upper Basin Coeur d
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TABLE B2-1 Summary of Ongoing Data
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TABLE B4-2 Screening Level Exceedan
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TABLE B7-1 Preliminary Remediation
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TABLE B8-1 Descriptions of Typical
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TABLE B8-2 Summary of Alternatives
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TABLE B9-1a Comparative Analysis of
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TABLE B9-1b Comparative Analysis of
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TABLE B11-1 Legend of Bureau of Lan
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TABLE B11-1 Legend of Bureau of Lan
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TABLE B11-2 Summary of Estimated Po
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TABLE B11-4 Summary of Remedy Prote
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TABLE B14-1 Estimated Costs Summari
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TABLE B14-2 Summary of Estimated Co
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TABLE B14-2 Summary of Estimated Co
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