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Ot:egon Department of Environmental Quality 

ProJects alliS Programs Publlaltlons and F«ms lAws and Regulall'ons Pub fie 1tot1o11s l'lm'ibs and Lloenses Dlltllb!llles/GIS 

DEQ Hems I OMs Ions I Regions I Conmnlon 

Water Quality 

Totallfalmum Dally Loeds (TifDLII) Program 

• TMDL.s Home Oregon TNDI.s Approved by EPA- Nay 2000 through March 11G 

• General Infa TotallMDL segments c:ompleted to date as required by the February 1, 2000 MOA between 

• Tooii/Modellng DEQ and EPA: 1.206 

• Implementation • lMDLs approved prior to 2000 

• Related Info 

e ContBcts Wlltllr Alloc ... tl USEPA CCiftiPiatad Complellld 

Qglllty 'IMDL TMDL 

Select a 8asln: Waterbady (._In) Impairment Pollutant or .Afipo ani Segmenlll S~~Ft_.. 

• Basin Map .AddreaMd llurragata Data by .. ll'ln (cLnulatl-) 

• Basin/ Upper Grande Ronde Temperature, Temperature, 05/03/2000 73 73 

Subbasin Ust River Subbasin pH, Algae, DO, Sediment, 

(Grande Ronde) Sedimentation Nitrogen, 

• Stormwater Phosphorous 

Sub-Programs Upper South Fork Temperature Temperature 03/23/2001 .. 77 

• "101 Cartlflclltlon Coquille Watershed 

(South Coast) 

• aean Waller Umatilla River Basin Temperature, Temperature, 05/09/2001 45 122 

State Revolving (Umatilla) pH, pH, Fund Sedimentation, Sedimentation, 

• Construction Turbidity, Turbidity, 

Activities Aquatic Aquatic 

• Industrial Weeds, Algae Weeds, Algae 

ActiVIties llllarnook Bay Temperature, Temperature, 07/3l/2001 161 

• Municipal Watershed Bac:tieria Bac:tieria 

Stormwater (North Coast) 

• Underground TUalatin Subbasin Temperature, Temperature, 08/07/2001 102 

Irdection Wells (WIIIarnette) Bac:tierla, Bac:tierla, 

Dissolved DissolVed 

WQ Info Gulclea: OXygen, OXygen, 

Algae, pH settleable 

• by alphabet Volatile Solids, 

• by category Ammonia, 

Otlorophyll a, 

pH, 

Phosphorus 

TUalatin Subbasin Dissolved Ammonia, 12/14/2012 102 

(WIIIamette) OXygen, Phosphorus 

Algae, pH 

Uttle River Temperature, Temperature, Ol/29/2002 :l.t 279 

Watershed pH, pH, Sediment 

(North Umpqua) Sedimentation 

Westsrn Hood Temperature Temperature Ol/30/2002 7 286 

Subbasin 

(Hood) 
Nestucca Bay Temperature, Temperature, 05/13/2002 6 292 

Watershed Bacteria, Bacteria, 

(North Coast) Sediment Sediment 

Lower Sucker Creek Temperature Temperature 05/30/2002 3 295 

Watershed 

(Illinois) 

Lobster Creek Temperature Temperature 06/13/2002 3 298 

Watershed 

(Rogue) 

Upper Klamath Lake Temperature, Temperature, 08/07/2002 32 330 

Drainage pH, DO, pH, DO, 

(Klamath) Chlorophyll a Chlorophyll a 

Lower Columbia Total Total 11/18/2002 7 337 

River Dissolved Gas Dissolved Gas 

(Lower Columbia) 

North Coast Temperature, Temperature, 08/20/2003 42 379 

Subbasins Bacteria Bacteria 

(North Coast) 

Alvord Lake Subbasin Temperature, Temperature, 02/11/2004 7 386 

(Malheur Lake) Dissolved Dissolved 

Oxygen Oxygen 

Applegate Subbasin Temperature, Temperature, 02/11/2004 14 400 

(Rogue) Sediment Sediment 

Snake River-Hells Temperature, Temperature, 03/01/2004 15 415 

canyon Total Total 

(Snake River) Dissolved Gas, Dissolved Gas, 

DDT, DDE, DDT, DDE, 

DDD, Dieldrin DDD, Dieldrin 

Snake River-Hells Phosphorus, Temperature, 09/09/2004 5 420 

canyon - Revised Sediment, Sediment, 

(Snake River) Dissolved Dissolved 

Oxygen Oxygen 

Sandy River Basin Temperature, Temperature, 04/14/2005 8 428 

(Sandy) Bacteria Bacteria 

Walla Walla Subbasin Temperature Temperature 09/29/2005 4 432 

(Walla Walla) 

Willamette Basin Temperature, Temperature, 09/29/2006 207 639 

(Willamette) Bacteria, Bacteria, 

Mercury, Mercury, 

Dissolved Dissolved 

Oxygen, Oxygen, 

Dieldrin, DDT, Dieldrin, DDT, 

Turbidity Turbidity 

Willow Creek Temperature, Temperature, 02/19/2007 4 643 

Subbasin pH, Bacteria pH (Nutrients), 

(Umatilla) and Bacteria 

Umpqua Basin Temperature, Temperature, 04/12/2007 186 829 

(Umpqua) pH, Bacteria, Nutrients, and 

DO, Aquatic Bacteria 

Weeds, 

Chlorophyll a, 

Biological 

Criteria 

Tenmile Lakes Aquatic Nutrients, 05/31/2007 2 831 

Watershed Weeds, Algae Sedimentation, 

(South Coast) and Invasive 

Weed 

Management 

Bear Creek Temperature, Temperature, 10/2/2007 32 863 

Watershed Bacteria, Bacteria, 

(Rogue) Sedimentation Sedimentation 

Tt=llmnt=llr;:~hlrP TPmnPr~h 1rP 
Rogue River Basin I llwlllt'""l U ... UI ..._., I ""I lit''""' I '-1'-YI .... , 12/29/2008 109 972 

(Rogue) Bacteria Bacteria 

Mol a II a-Pudding Temperature, Temperature, 12/31/2008 26 998 

Subbasin(Willamette) Bacteria, Bacteria, 

Pesticides, Pesticides, 

Nitrate, Iron Nitrate, Iron 

Miles Creeks Temperature Temperature 02/05/2009 15 1,013 

Subbasin (Middle 

Columbia-Hood) 

Lower Grande Ronde Temperature, Temperature, 09/24/2010 37 1,050 

Subbasins (Grande Bacteria Bacteria 

Ronde) 

Malheur River Basin Temperature, Temperature, 12/03/2010 33 1,083 

(Malheur) Bacteria, Bacteria, 

Chlorophyll a Phosphorus 

John Day River Basin Temperature, Heat, Flow, 12/17/2010 123 1,206 

(John Day) Bacteria, DO, Morphology, 

Biocriteria Shade, 

Bacteria 

[print version] 

For more information about DEQ's Total Maximum Daily Loads (TMDLs) Progam contact Gene Foster by phone 

at 503-229-5325 or by email, or contact the appropriate Basin Coordinator. 

Oregon Department of Environmental Quality 

Headquarters: 811 SW Sixth Ave., Portland, OR 97204-1390 

Phone: 503-229-5696 or toll free in Oregon 1-800-452-4011 

Oregon Telecommunications Relay Service: 1-800-735-2900 FAX: 503-229-6124 

The Oregon Department of Environmental Quality is a regulatory agency authorized to protect Oregon's environment by 

the State of Oregon and the Environmental Protection Agency. 

DEQ Web site privacy notice 

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