Region 8
Serving Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming and 27 Tribal Nations
Milltown Reservoir Sediments Superfund Site - Technical Documents
National Information |
- Impact of Milltown Reservoir Drawdowns on the Adjacent Unconfined Aquifer (PDF, 131 pp, 4.76 MB)
- CFR Macroinvertebrate Community Bioassessment for 2006 (PDF, 41 pp, 591K)
- June 2006: Final Remedial Design Work Plan (PDF, 9.5 MB--VERY large)
- May 2006: Final Design Report - Reservoir Draw Down (PDF, 25 MB--VERY large)
- May 2006: Final Contingency Plan - Drinking Water and Early Warning Monitoring Wells
- May 2006: Final Contingency Plan - Downstream Surface Water Quality
- May 2006: Final Contingency Plan - Cleanout of Irrigation Ditches and Intakes
- May 2006: Final Remedial Action Monitoring Plan
- January 2006: US Geological Service Monitoring Plan
- Consent Decree for the Milltown Reservoir Site, August 2, 2005
- Milltown Reservoir Record of Decision, US EPA, December 20, 2004
- Milltown Reservoir Biological Opinion, December 16, 2004
Biological Opinion
Incidental Take Statement
Appendix A - Milltown Reservoir Biological Assessment - Bald Eagle and other species, USFWS, October 2004
- Milltown Reservoir Biological Assessment - Bull Trout, USFWS, August 2004
- Milltown Reservoir Sediments Operable Unit Revised Proposed Plan, USEPA, May 2004
- Milltown Reservoir Sediment Scour Report, May 2004,
- Milltown Reservoir Revised Proposed Plan Cost Estimate Addendum (PDF, 400KB)
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Other Supporting Documents, Revised Proposed Plan
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Milltown Reservoir Operable Unit Proposed Plan, USEPA, April 2003 (2MB, LARGE PDF)
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Combined Feasibility Study, USEPA
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Sediment Resuspension Report, US Army Corps of Engineers, May 2002 (200K PDF)