Title | Total Maximum Daily Load for Total Dissolved Gas in the Mid-Columbia River and Lake Roosevelt |
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Total Maximum Daily Load for Total Dissolved Gas in the Mid-Columbia River and Lake Roosevelt (Number of pages: 104) (Publication Size: 1MB)
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Author(s) | Pickett, P., H. Rueda, and M. Herold | ||||
Description | This Total Maximum Daily Load (TMDL), developed jointly by Washington State, the Spokane Tribe of Indians, and EPA, addresses total dissolved gas (TDG) in the Columbia River and Lake Roosevelt from the Canadian border to the Snake River. Elevated TDG levels, which can cause “gas bubble trauma” in fish, are caused by spills from Mid-Columbia dams and by upstream sources. Separate allocations apply to fish passage and non-fish passage conditions. Allocations must be met below the spillway of each dam (near the end of the aerated zone). The implementation plan describes compliance with both Endangered Species Act and TMDL requirements. | ||||
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Contact | EAP Publications Coordinator at 564-669-3028 or EAPpubs@ecy.wa.gov | ||||
Keywords | gas, Lake Roosevelt, Endangered Species Act, Snake River, report, Spokane River, Columbia River, fish, 303(d), study, cleanup, river, water cleanup plan, implementation plan, plan, water, Total Maximum Daily Load, tribe, spill, spills, lake, dam | ||||
WATERSHED | Water Resource Inventory Area CR Columbia River | ||||
DATA | Environmental Information Management (EIM) #PPIC0005 |
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RELATED PUBLICATIONS | Title:
Appendix A. Summary Implementation Strategy Appendix B. Response to Public Comments Appendix C. Technical Analysis of TDG Processes Appendix D. Data Sets Used for the Lake Roosevelt Portion of the TMDL Appendix E. Color Photograph Figures Total Maximum Daily Load for Lower Snake River Total Dissolved Gas |
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