EPA Approved and Issued TMDLs in EPA Region 10 | Region 10 | US EPA

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EPA Approved and Issued TMDLs in EPA Region 10



Alaska
Idaho
Oregon
Washington

This website contains all EPA-approved TMDLs that have been submitted to EPA by the states of Oregon, Washington, Alaska and Idaho, as well as those TMDLs that have been issued by EPA or jointly issued by EPA and the state.


You will need Adobe Acrobat Reader, available as a free download, to view some of the files on this page. See EPA's PDF page to learn more about PDF, and for a link to the free Acrobat Reader.

Alaska

All Alaska TMDLs Exit EPA Disclaimer

TMDLs Issued by EPA
Waterbody
Pollutants
Date Issued by EPA
TMDL
Akutan Harbor
dissolved oxygen
2/12/95
Akutan Harbor
residue
2/12/95
Akutan Residue TMDL (PDF) (24 pp, 2.2MB)
TMDL Appendix (PDF) (14 pp, 3.3MB)
Birch Creek
turbidity
10/10/96
Birch Creek TMDL (PDF) (31 pp, 2.7MB)
Appendix (PDF) (41 pp, 2.9MB)
Duck Creek
turbidity
12/17/99
Duck Creek
residue/debris
9/25/00
Duck Creek
fecal coliform
12/20/00
Duck Creek
dissolved oxygen and iron
10/15/01
Eagle River
ammonia, metals (copper, lead, silver and chlorine)
4/12/95
Garrison Slough
PCBs
9/27/96
Jewel Lake
fecal coliform
9/30/97
Jewel Lake TMDL (PDF) (20 pp, 1.5MB)
King Cove
residues
10/9/98
Lake Hood-Spenard
fecal coliform
9/97
South Unalaska Bay
residue
2/12/95
South Unalaska Bay
dissolved oxygen
2/12/95
South Unalaska Bay DO TMDL (PDF) (35 pp, 3.5MB)
Appendix (PDF) (41 pp, 3.4MB)
Udagak Bay
residues
10/9/98
Ward Cove
dissolved oxygen (surface layer)
5/27/94


Idaho
Idaho TMDLs Approved by EPA

TMDLs Issued by EPA or coissued by both EPA and Idado Department of Environmental Quality
Waterbody
Pollutants
Date Issued by EPA
TMDL
Columbia River Basin/Snake River
Dioxin
2/25/91
Clearwater River, South Fork Subbasin
Sediment, temperature, nutrients, dissolved oxygen, bacteria
8/23/04
Clearwater River, South Fork Subbasin TMDL
Winchester Lake and Upper Lapwai Creek
Sediment, Temperature, Nutrients, Pathogens
March 1999
Winchester Lake and Upper Lapwai Creek TMDL
Cottonwood Creek
Sediment, Temperature, Nutrients, Dissolved Oxygen, Pathogens, Ammonia
6/6/00
Cottonwood Creek TMDL
Jim Ford Creek
Sediment, Temperature, Nutrients, Dissolved Oxygen, Pathogens, Ammonia
6/6/00
Jim Ford Creek TMDLs
Lake Creek (on the Coeur d'Alene Reservation)
Sediment
9/14/05
Coeur d'Alene Tribal TMDLs (including Lake Creek)
Coeur d'Alene River Basin
Dissolved Cadmium, Lead, Zinc
8/14/00


Oregon
Oregon TMDLs Approved by EPA

TMDLs Issued by EPA
Waterbody
Pollutants
Date Issued by EPA
TMDL
Umatilla Tribal TMDL
Temperature and Turbidity
9/28/05
Umatilla Tribal TMDL (PDF) (151 pp, 6.9MB)
Columbia River Basin/Snake River
Dioxin
2/25/91



Washington
Washington TMDL Information by County and Watershed Resource Inventory Areas (WRIA)

TMDLs Issued by EPA or coissued by EPA and Washington Department of Ecology
Waterbody
Pollutants
Date Issued by EPA
TMDL
Mid-Columbia River and Lake Roosevelt
Total Dissolved Gas
7/28/04
Lower Similkakeen River
Arsenic
2/17/04
Chambers Creek
Copper
2/14/99
Contact Laurie Mann (mann.laurie@epa.gov) or
(206) 553-1583
Columbia River Basin/Snake River
Dioxin
2/25/91

EPA Region 10's TMDL Homepage


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URL: http://yosemite.epa.gov/R10/WATER.NSF/TMDLs/Approved+TMDLs

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