340821-001 FINAL United Keno HHERA 4 May 2011

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Human Health and Ecological Risk Assessment for the Historic Keno Hill Mine Site 6.1.2.2 Evaluation of Potential Effects on Mammals ............................ 6-13 6.1.2.3 Summary of Terrestrial Assessment .......................................... 6-15 6.2 Human Health .................................................................................................... 6-18 6.2.1 Non-Carcinogenic Effects...................................................................... 6-18 6.2.2 Carcinogenic Effects.............................................................................. 6-22 6.3 Sensitivity Analysis ........................................................................................... 6-24 6.4 Uncertainties ...................................................................................................... 6-28 7.0 SUMMARY AND CONCLUSIONS .............................................................................. 7-1 8.0 REFERENCES ................................................................................................................ 8-1 APPENDICES APPENDIX A SELECTION OF COPC APPENDIX B DETAILED HUMAN AND ECOLOGICAL RECEPTOR INTAKES APPENDIX C ECOLOGICAL CHARACTERISTICS OF TERRESTRIAL ECOLOGICAL RECEPTORS APPENDIX D SAMPLE CALCULATION 340821-001 – FINAL – May 2011 iii SENES Consultants Limited
Human Health and Ecological Risk Assessment for the Historic Keno Hill Mine Site LIST OF TABLES Table 2.1 Page No. Summary of Aquatic Environment Reports.........................................................2-5 Table 2.2 Surface Water Summary Statistics.....................................................................2-15 Table 2.3 Sediment Summary Statistics ............................................................................ 2-16 Table 2.4 Fish Liver Summary Statistics........................................................................... 2-17 Table 2.5 Fish Tissue Summary Statistics ......................................................................... 2-18 Table 2.6 Whole Fish Summary Statistics.........................................................................2-18 Table 2.7 Soil Summary Statistics ..................................................................................... 2-20 Table 2.8 Lichen and Moss Summary Statistics................................................................2-22 Table 2.9 Berries Summary Statistics................................................................................2-23 Table 2.10 Browse Summary Statistics ............................................................................... 2-24 Table 2.11 Forage Summary Statistics ................................................................................2-25 Table 2.12 Fungus Summary Statistics................................................................................ 2-26 Table 2.13 Inner Bark/Sap Summary Statistics ................................................................... 2-27 Table 2.14 Moose Kidney and Liver Data...........................................................................2-28 Table 2.15 Summary Table of COPC Selected for the Historic Keno Hill Mine Site.........2-33 Table 3.1 Terrestrial Receptors for the Historic Keno Hill Mine Site.................................3-3 Table 3.2 Exposure Characteristics Assumed for Terrestrial Ecological Receptors .........3-12 Table 3.3 Intake of Traditional Foods for Yukon First Nations ........................................3-17 Table 3.4 Composition of Different Fractions of Meat and Fish Intake for Yukon First Nations.......................................................................................................3-17 Table 3.5 Intake of Traditional Foods for Yukon First Nations (Consumers of Traditional Food Only) ......................................................................................3-18 Table 3.6 Composition of Different Fractions of Meat and Fish Intake for Yukon First Nations (Consumers of Traditional Food Only)........................................3-18 Table 3.7 Intake of Market Foods Based on the Yukon First Nations...............................3-19 Table 3.8 Frequency of Consumption of Birch and Willow..............................................3-20 Table 3.9 Air, Water, Soil and Local Food Intake Rates Used in the Pathways Modelling........................................................................................................... 3-22 Table 4.1 Aquatic Ecological Receptors Assumed For Assessment ...................................4-2 Table 4.2 Terrestrial Ecological Receptor Locations...........................................................4-5 Table 4.3 Monitoring Stations Used to Develop Exposure Point Concentrations for Aquatic Assessment............................................................................................. 4-7 Table 4.4 Summary of Exposure Point Concentrations for Aquatic Assessment - Water....................................................................................................................4-8 Table 4.5 Summary of Exposure Point Concentrations for Aquatic Assessment - Sediment .............................................................................................................. 4-9 Table 4.6 Data used to Develop Exposure Point Concentrations for Terrestrial Assessment......................................................................................................... 4-11 Table 4.7 Summary of Exposure Point Concentrations for Terrestrial Assessment - Water..................................................................................................................4-14 Table 4.8 Summary of Exposure Point Concentrations for Terrestrial Assessment - Sediment ............................................................................................................ 4-15 340821-001 – FINAL – May 2011 iv SENES Consultants Limited
Page 2 and 3: FINAL HUMAN HEALTH AND ECOLOGICAL R
Page 4 and 5: Human Health and Ecological Risk As
Page 34 and 35: Notes: Map adapted from Minnow 2010
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Human Health and Ecological Risk As
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Bear Beaver Caribou Human Health an
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Notes: locations are approximate Hu
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COPC LC Human Health and Ecological
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Receptor Area Hare GH MT VT Human H
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COPC Human Health and Ecological Ri
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COPC and Aquatic Receptor Human Hea
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B.1 HUMAN RECEPTOR RESULTS Human He
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B.2 ECOLOGICAL RECEPTOR RESULTS Hum
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D.2 HUMAN RECEPTORS Human Health an
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340821-001 FINAL United Keno HHERA 4 May 2011

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