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EXHIBIT E - Reclamation Plan <br />Exhibit E Table of Contents <br />E -0 Preface 7 <br />E -1 Conceptual Considerations 7 <br />E -2 Interception and Treatment of Alluvial Groundwater 10 <br />E -3 Isolation of Ralston Creek from Sources of Impacts 12 <br />E -4 Mitigation Plan for Solid Source Term Materials 15 <br />E -4.1 Remediation of Alluvial Fill 15 <br />E -4.1.1 Requirements and Scheduling Limitations 15 <br />E -4.1.2 Technical Basis 15 <br />E -4.1.3 Disposal Plan 16 <br />E -4.1.4 Geochemrcal Modeling 19 <br />E -4.1.5 Mine Pool Water Level Considerations .... ............................... . ..... . . . 20 <br />E -4.1.6 Other Considerations .......... 21 <br />E -4.1.7 Monitoring and Maintenance Plan 22 <br />E -4.1.8 Estimated Costs . 23 <br />E -4.1.9 Estimated Schedule .23 <br />E -4.2 Mitigation of Waste Rock Piles 25 <br />E -4.2.1 Current Knowledge and Assessment of Impacts from the Waste Rock Piles 25 <br />E -4.2.2 Characterization and Monitoring Plan for the South WRP 26 <br />E- 4.2.2.1 Potential Impacts from Groundwater Associated with Ralston Creek 27 <br />E- 4.2.2.2 Potential Impacts from Net Vertical Infiltration of Precipitation below the Soil Cap 27 <br />E- 4.2.2.3 Potential Impacts from Shallow Groundwater Intrusion from the Adjacent Hillside 28 <br />E -4.2.3 Schedule and Costs for South WRP Characterization and Monitoring Plan 28 <br />E - 5 Mine Pool Mitigation 30 <br />E -5.1 Mine Water Migration Potential 30 <br />E -5.2 Mine Pool Mitigation Plan . 37 <br />E -5.2.1 Mine Dewatering with Ex-situ Water Treatment 37 <br />E- 5.2.1.1 Mine Dewatering Plan (including provisions for concurrent in -situ treatment) . 38 <br />E- 5.2.1.2 Plan for Ex -situ Treatment of Mine Water 41 <br />E- 5.2.1.3 Mine Dewatering and Ex -situ Water Treatment Costs 44 <br />E- 5.2.1.4 Schedule for Initiation of Mine Dewatering and Ex -situ Water Treatment ........ 45 <br />E -5.2.2 In -situ Treatment of the Mine Pool . 46 <br />E- 5.2.2.1 In -situ Mine Water Treatment Plan 49 <br />E- 5.2.2.2 In -situ Mine Water Treatment Costs 52 <br />E- 5.2.2.3 Schedule for Initiation of In -situ Treatment of the Mine Pool 52 <br />E -5.2.3 Long -term Stabilization of Water Level in the Mine Pool 53 <br />E -5.3 Mine Pool Mitigation Measures: Sequence of Implementation 55 <br />E -6 Water Quality Monitoring Plan 58 <br />E -7 References 58 <br />Attachment E -1 61 <br />May 1, 2012 6 <br />