Water Quality

Deschutes

East Lake/East Lake

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 13767 at RM 0 from 7/11/2011 to 7/11/2011, the geometric mean of 0.374 mg/Kg from 29 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Deschutes

North Fork Whychus Creek (formerly North Fork Squaw Creek)

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35633 River Mile 0.02 FROM 8/12/2000 To 8/12/2000 1 out of 1 (100%) samples outside WCCP regional criteria.

John Day

John Day River

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 11826 at RM 4 for 1 samples from 09/03/2009 to 09/03/2009, 0 of 1 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 11386 at RM 39.2 for 6 samples from 02/25/2010 to 12/16/2010, 2 of 6 valid samples exceed the hardness dependent criteria

Lower Columbia

Kelly Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [Gresham] STATION KCI1 at RM 0.2 for 11 samples from 01/26/2010 to 10/25/2011, 2 of 11 valid samples exceed the hardness dependent criteria

Lower Columbia

Little Zigzag Canyon

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 24416 River Mile 4.72 FROM 8/30/2000 To 8/30/2000 1 out of 1 (100%) samples outside WCCP regional criteria.

Lower Snake

Minam River

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 11457 at RM 0.5 for 6 samples from 02/23/2010 to 12/14/2010, 2 of 6 valid samples exceed the hardness dependent criteria

Middle Columbia

Coe Branch

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 24454 River Mile 2.5 FROM 9/5/2000 To 9/5/2000 1 out of 1 (100%) samples outside WCCP regional criteria.

Middle Columbia

Hood River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 12012 at RM 0.7 for 13 samples from 03/22/2002 to 12/13/2010, 3 of 7 valid samples exceed the hardness dependent criteria Previous Data: [DEQ] LASAR 13150 River Mile 11.5: From 8/6/1998 to 10/7/1998, 0 out of 2 samples > applicable Table 20 criterion. [DEQ] LASAR 13158 River Mile 1: From 8/3/1998 to 7/6/2001, 0 out of 14 samples > applicable Table 20 criterion. [DEQ] LASAR 12012 River Mile 0.7: From 3/22/2002 to 4/22/2002, 0 out of 6 samples > applicable Table 20 criterion. [DEQ] LASAR 13142 River Mile 4.5: From 8/4/1998 to 10/6/1998, 0 out of 2 samples > applicable Table 20 criterion. [DEQ] LASAR 11240 River Mile 6.1: From 8/6/1998 to 10/8/1998, 0 out of 2 samples > applicable Table 20 criterion.

Middle Columbia

Neal Creek

Silver

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 13141 at RM 0 for 40 samples from 03/07/2000 to 11/30/2001, 8 of 8 valid samples exceed the 0.12 ug/L criteria. [ODEQ] STATION 25123 at RM 6 for 19 samples from 03/14/2001 to 06/29/2001, 1 of 1 valid samples exceed the 0.12 ug/L criteria Previous Data: [DEQ] LASAR 11970 River Mile 1.7: From 10/12/1999 to 10/12/1999, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 13141 River Mile 0: From 8/3/1998 to 6/29/2001, 0 out of 33 samples > applicable Table 20 criterion. [DEQ] LASAR 25123 River Mile 6: From 3/14/2001 to 6/29/2001, 0 out of 16 samples > applicable Table 20 criterion. [DEQ] LASAR 11971 River Mile 1.8: From 8/5/1998 to 10/12/1999, 0 out of 3 samples > applicable Table 20 criterion.

Middle Columbia

West Fork Hood River

Silver

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 13140 at RM 4.6 for 16 samples from 03/06/2000 to 06/14/2000, 3 of 3 valid samples exceed the 0.12 ug/L criteria Previous Data: [DEQ] LASAR 13152 River Mile 0.4: From 8/3/1998 to 10/5/1998, 0 out of 2 samples > applicable Table 20 criterion. [DEQ] LASAR 13140 River Mile 4.6: From 3/6/2000 to 6/14/2000, 0 out of 14 samples > applicable Table 20 criterion.

Middle Columbia

Columbia River

Mercury

Year Round

To establish permit or other regulatory limits for toxic substances for which criteria are not included ... the department may use the guidance values ... public health advisories, and other published scientific literature.

Human health; Fishing

Category 5

Added to database

2012 Data: 9/23/2013 Fish consumption advisories issued jointly by OR Health Authority and WA Dept of Health due to PCBs and mercury in resident fish - "Do not eat" from Bonneville Dam to Ruckel Creek, "Limit fish consumption" up to McNary Dam. See www.healthoregon.org/fishadv/ Bonneville Dam at approximately RM 142; McNary Dam at approximately RM 287.1.

Middle Columbia

Cold Springs Canyon/Cold Springs Reservoir

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 36362 at RM 0 from 9/15/2010 to 9/15/2010, the geometric mean of 0.166 mg/Kg from 5 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Middle Columbia

McKay Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 12005 at RM 1.5 for 10 samples from 02/22/2010 to 11/28/2011, 2 of 10 valid samples exceed the hardness dependent criteria Previous Data: [ODA] LASAR 12006 River Mile 10.1: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12005 River Mile 1.5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion.

Middle Columbia

Umatilla River

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 11489 at RM 8.6 for 11 samples from 09/01/2009 to 11/28/2011, 1 of 11 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 32794 at RM 24.2 for 1 samples from 11/30/2005 to 11/30/2005, 0 of 1 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 12026 at RM 25.7 for 2 samples from 08/22/2011 to 11/28/2011, 0 of 2 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10404 at RM 36.5 for 11 samples from 02/22/2010 to 11/28/2011, 1 of 11 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 12189 at RM 50.4 for 1 samples from 11/29/2005 to 11/29/2005, 0 of 1 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10406 at RM 54.6 for 11 samples from 02/22/2010 to 11/28/2011, 3 of 11 valid samples exceed the hardness dependent criteria Previous Data: [ODA] LASAR 11086 River Mile 58.7: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 23020 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 11089 River Mile 75.5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12027 River Mile 1.9: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 10405 River Mile 48: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11807 River Mile 15.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 22984 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 23024 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 10406 River Mile 54.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 23018 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 11087 River Mile 66.4: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12088 River Mile 5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 23019 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 11489 River Mile 8.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 10404 River Mile 36.5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12026 River Mile 25.7: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion.

Middle Columbia

Umatilla River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 11489 at RM 8.6 for 11 samples from 09/01/2009 to 11/28/2011, 2 of 11 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 12026 at RM 25.7 for 2 samples from 08/22/2011 to 11/28/2011, 0 of 2 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10404 at RM 36.5 for 11 samples from 02/22/2010 to 11/28/2011, 5 of 11 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10406 at RM 54.6 for 11 samples from 02/22/2010 to 11/28/2011, 2 of 11 valid samples exceed the hardness dependent criteria Previous Data: [DEQ] LASAR 23024 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 23018 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 10406 River Mile 54.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 10405 River Mile 48: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11807 River Mile 15.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 22984 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 12027 River Mile 1.9: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 23019 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 23020 River Mile 21.4: From 11/30/1999 to 11/30/1999, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 10404 River Mile 36.5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12088 River Mile 5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11086 River Mile 58.7: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 12026 River Mile 25.7: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11089 River Mile 75.5: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11087 River Mile 66.4: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [ODA] LASAR 11489 River Mile 8.6: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion.

Middle Columbia

Umatilla River/Three Mile Falls Pool

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 12090 at RM 3.9 from 9/13/2010 to 9/13/2010, the geometric mean of 0.103 mg/Kg from 8 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Middle Columbia

Wildhorse Creek

Arsenic

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health; Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 36445 at RM 1.9 for 3 samples from 06/07/2011 to 11/28/2011, 2 of 3 valid samples exceed the 2.1 ug/L criteria Previous Data: [DEQ] LASAR 17143 River Mile 17.5: From 1/22/1998 to 1/22/1998, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 12024 River Mile 0.3: From 4/30/1996 to 5/2/1996, 0 out of 3 samples > applicable Table 20 criterion. [DEQ] LASAR 17144 River Mile 17.4: From 1/22/1998 to 1/22/1998, 1 out of 1 samples > applicable Table 20 criterion.

Middle Snake-Boise

Unnamed Stream

Iron

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 15540 at RM 0.2 for 8 samples from 08/26/2003 to 08/16/2011, 6 of 8 valid samples exceed the 1000 ug/L criteria

Middle Snake-Boise

Owyhee River

Arsenic

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health; Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 10729 at RM 2.8 for 9 samples from 02/24/2010 to 11/29/2011, 9 of 9 valid samples exceed the 2.1 ug/L criteria

Middle Snake-Boise

Willow Creek

Arsenic

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health; Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 10728 at RM 0.1 for 7 samples from 02/24/2010 to 12/15/2010, 7 of 7 valid samples exceed the 2.1 ug/L criteria

Middle Snake-Powder

Powder River/Brownlee Reservoir (Powder River arm)

Mercury

Year Round

To establish permit or other regulatory limits for toxic substances for which criteria are not included ... the department may use the guidance values ... public health advisories, and other published scientific literature.

Human Health; Fishing

Category 5

Added to database

Oregon Health Authority Advisory issued 2/28/12. The average level of mercury found in warmwater fish from Brownlee Reservoir is 0.35mg/kg.

Middle Snake-Powder

Powder River/Mason Reservoir (Phillips Lake)

Mercury

Year Round

To establish permit or other regulatory limits for toxic substances for which criteria are not included ... the department may use the guidance values ... public health advisories, and other published scientific literature.

Human Health; Fishing

Category 5

Added to database

Oregon Health Authority Advisory issued 2/28/12. The average level of mercury found in yellow perch collected from Phillips Reservoir was 0.23mg/kg.

Northern Oregon Coastal

Salmonberry River

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35741 River Mile 0.45 FROM 6/27/1999 To 6/27/1999 1 out of 1 (100%) samples outside MWCF regional criteria.

Northern Oregon Coastal

Unnamed Stream

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Added to database

Correction to location, stream information for EPA addition to 303(d) list 12/14/2012: LASAR 25295 River Mile 0.3 FROM 7/9/2001 To 7/9/2001 1 out of 1 (100%) samples outside MWCF regional criteria.

Southern Oregon Coastal

Applegate River/Applegate Reservoir

Mercury

Year Round

To establish permit or other regulatory limits for toxic substances for which criteria are not included ... the department may use the guidance values ... public health advisories, and other published scientific literature.

N/A

Category 5

Added to database

Oregon Health Authority fish consumption advisory issued 6/26/2014 due to mercury levels in fish. Analyzed samples of fish fillets had mean mercury concentrations in bass of 0.62 mg/kg and in panfish (bluegill & crappie) of 0.22 mg/kg.

Southern Oregon Coastal

Hall Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 21799 River Mile 1.2 FROM 8/18/1999 To 8/13/2002 2 total samples with 0 out of 0 (0%) valid samples outside MWCF regional criteria.

Southern Oregon Coastal

Pyburn Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 23830 River Mile 0.9 FROM 6/30/2000 To 6/30/2000 1 out of 1 (100%) samples outside MWCF regional criteria.

Southern Oregon Coastal

Horse Sign Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35752 River Mile 0.03 FROM 7/7/1999 To 7/7/1999 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Panther Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 21851 River Mile 0.1 FROM 8/10/1999 To 8/10/1999 0 out of 1 (0%) samples outside WCCP regional criteria. LASAR 34471 River Mile 0.1 FROM 7/14/1998 To 7/14/1998 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Rock Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35670 River Mile 0.05 FROM 8/18/2004 To 8/18/2004 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Sucker Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35687 River Mile 0.08 FROM 7/18/1998 To 7/18/1998 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Flora Dell Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35694 River Mile 0.09 FROM 7/12/1998 To 7/12/1998 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Cedar Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35673 River Mile 0.13 FROM 10/2/2004 To 10/2/2004 1 out of 1 (100%) samples outside WCCP regional criteria.

Southern Oregon Coastal

Emigrant Creek/Emigrant Lake

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 18390 at RM 3.7 from 10/19/2010 to 10/19/2010, the geometric mean of 0.721 mg/Kg from 10 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Southern Oregon Coastal

Bolivar Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 34470 River Mile 0.2 FROM 8/7/1999 To 8/7/1999 1 out of 1 (100%) samples outside MWCF regional criteria.

Southern Oregon Coastal

Rogue River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 10418 at RM 86.3 from 10/21/2010 to 10/21/2010, the geometric mean of 0.433 mg/Kg from 5 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria. [ODEQ] STATION 10422 at RM 125.7 from 6/14/2010 to 6/14/2010, the geometric mean of 0.516 mg/Kg from 5 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Clackamas River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 11233 at RM 1.3 for 10 samples from 04/10/2008 to 02/04/2010, 4 of 10 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 13070 at RM 22.3 for 19 samples from 04/10/2008 to 02/04/2010, 2 of 19 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 14008 at RM 40.1 for 10 samples from 04/10/2008 to 02/04/2010, 1 of 10 valid samples exceed the hardness dependent criteria

Willamette

Clackamas River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 11233 at RM 1.3 from 10/9/2008 to 10/9/2008, the geometric mean of 1.125 mg/Kg from 2 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

North Fork Deep Creek

Dieldrin

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health; Aquatic life

Category 5

Added to database

2012 Data: [USGS] STATION 452337122243500 at RM 0 for 7 samples from 11/04/2003 to 09/30/2005, 2 of 2 valid samples exceed the 0.0000053 ug/L criteria

Willamette

Coast Fork Willamette River

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 11275 at RM 2.2 for 10 samples from 04/08/2008 to 02/03/2010, 2 of 10 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 36312 at RM 11.8 for 2 samples from 09/21/2010 to 09/21/2010, 0 of 2 valid samples exceed the hardness dependent criteria Previous Data: Copper was found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Coast Fork Willamette River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 11275 at RM 2.2 for 10 samples from 04/08/2008 to 02/03/2010, 2 of 10 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 36312 at RM 11.8 for 2 samples from 09/21/2010 to 09/21/2010, 0 of 2 valid samples exceed the hardness dependent criteria

Willamette

Coast Fork Willamette River

Mercury

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14152500 at RM 34.8 for 3 samples from 10/25/2011 to 12/30/2011, 1 of 3 valid samples exceed the 0.012 ug/L criteria. 2004 Data: [DEQ] LASAR 13193 River Mile 31.7: From 6/17/1998 to 10/4/1999, 2 out of 4 samples > applicable Table 20 criterion. [USEPA Reg 10] LASAR 28614 River Mile 32.6: From 10/7/2002 to 6/18/2003, 0 out of 4 samples > applicable Table 20 criterion.

Willamette

Coast Fork Willamette River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 10379 at RM 5.4 from 10/8/2009 to 10/8/2009, the geometric mean of 0.395 mg/Kg from 10 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Coast Fork Willamette River/Cottage Grove Reservoir

Mercury

Year Round

...Where no published EPA criteria exist for a toxic substance, public health advisories and other published scientific literature may be considered and used, if appropriate, to set guidance values.

Resident fish and aquatic life; Anadromous fish passage; Drinking water

Category 5

Status modification - Added to 303(d) list

Previous Data: OSHD Fish Consumption Advisory based on 10% of fish tested exceeding USFDA commercial fish standard of methylmercury (1.0 ppm) and a range of 0.22 to 1.79 ppm.

Willamette

Dennis Creek

Mercury

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2004 Data: [USEPA Reg 10] LASAR 29047 River Mile 0.1: From 10/7/2002 to 6/18/2003, 2 out of 4 samples > applicable Table 20 criterion.

Willamette

Fairview Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 23924 River Mile 0.5 FROM 8/22/2000 To 8/22/2000 1 out of 1 (100%) samples outside WCCP regional criteria.

Willamette

Row River/Dorena Lake

Mercury

Year Round

...Where no published EPA criteria exist for a toxic substance, public health advisories and other published scientific literature may be considered and used, if appropriate, to set guidance values.

Drinking water; Resident fish and aquatic life; Anadromous fish passage

Category 5

Status modification - Added to 303(d) list

Previous Data: Elevated levels measured in fish tissue .37 ppm, Consumption Health Advisory issued 2/25/97.

Willamette

Arata Creek/Blue Lake

Dissolved Oxygen

Year Round (Non-spawning)

Cool water: Not less than 6.5 mg/l

Cool-water aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [DEQ] STATION 30765 at RM 0.3 from 09/04/2003 to 09/30/2003, 0 of 3 (0%) samples < 6.5 mg/L. [DEQ] STATION 28712 at RM 0.4 from 05/15/2002 to 09/22/2011, 32 of 134 (24%) samples < 6.5 mg/L. [DEQ] STATION 28711 at RM 0.9 from 05/15/2002 to 07/22/2003, 4 of 31 (13%) samples < 6.5 mg/L NA

Willamette

Columbia Slough

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 33524 River Mile 6.95 FROM 8/14/2006 To 8/14/2006 1 out of 1 (100%) samples outside MWCF regional criteria. LASAR 33517 River Mile 9.09 FROM 8/17/2006 To 8/17/2006 1 out of 1 (100%) samples outside MWCF regional criteria.

Willamette

Columbia Slough

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 11201 at RM 3 from 02/03/2000 to 04/19/2011, 4 of 21 (19%) samples < 11.0 mg/l and < 95% saturation

Willamette

Falling Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 36007 River Mile 0.47 FROM 7/24/2007 To 7/24/2007 1 out of 1 (100%) samples outside MWCF regional criteria.

Willamette

Johnson Creek

DDE 4,4

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14211550 at RM 0.8 for 6 samples from 03/11/2002 to 03/13/2002, 4 of 4 valid samples exceed the 0.000022 ug/L criteria. [USGS] STATION 452743122365400 at RM 3 for 3 samples from 03/11/2002 to 03/12/2002, 3 of 3 valid samples exceed the 0.000022 ug/L criteria. [USGS] STATION 14211500 at RM 10 for 6 samples from 03/11/2002 to 03/12/2002, 5 of 5 valid samples exceed the 0.000022 ug/L criteria. [Gresham] STATION JCI1 at RM 11.3 for 9 samples from 01/26/2010 to 08/01/2011, 2 of 2 valid samples exceed the 0.000022 ug/L criteria. [Gresham] STATION JCI2 at RM 16.5 for 9 samples from 01/26/2010 to 08/01/2011, 3 of 3 valid samples exceed the 0.000022 ug/L criteria. [USGS] STATION 452823122240900 at RM 17 for 6 samples from 03/11/2002 to 03/12/2002, 6 of 6 valid samples exceed the 0.000022 ug/L criteria Previous Data: Atrazine, Carbaryl, Carbofuran, Chlorpyrifos, Desethylatrazine, Desisoproylatrazine, Diphenamid, Diazinon, Dichlobenil, p,p` DDD, p,p` DDE, DCPA, Diuron, Hexazinone, Lindane, Malathion, Metolachlor, Metribuzin, Napropamide, Oryzalin, Pebulate, Pronamide, Prometon, Propazine, Simazine, Terbacil, Trifluralin, Triclopyr and 2,4-D were found but either do not have or were below any water quality standard, guidance level or criteria. No other pesticides detected.

Willamette

Johnson Creek

Endosulfan

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [Gresham] STATION JCI1 at RM 11.3 for 27 samples from 01/26/2010 to 08/01/2011, 2 of 2 valid samples exceed the 0.056 ug/L criteria. [Gresham] STATION JCI2 at RM 16.5 for 27 samples from 01/26/2010 to 08/01/2011, 5 of 5 valid samples exceed the 0.056 ug/L criteria Previous Data: [DEQ] LASAR 10853 River Mile 6.2: From 1/7/2002 to 1/7/2002, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 11326 River Mile 12.3: From 1/7/2002 to 1/7/2002, 0 out of 1 samples > applicable Table 20 criterion. [DEQ] LASAR 11323 River Mile 3.1: From 1/7/2002 to 3/11/2002, 0 out of 2 samples > applicable Table 20 criterion. [DEQ] LASAR 11321 River Mile 0.4: From 1/7/2002 to 1/7/2002, 0 out of 1 samples > applicable Table 20 criterion.

Willamette

Johnson Creek

Endrin aldehyde

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [Gresham] STATION JCI1 at RM 11.3 for 9 samples from 01/26/2010 to 08/01/2011, 2 of 2 valid samples exceed the 0.03 ug/L criteria

Willamette

Johnson Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 11321 at RM 0.4 for 9 samples from 04/10/2008 to 02/04/2010, 2 of 9 valid samples exceed the hardness dependent criteria. [Gresham] STATION JCI1 at RM 11.3 for 11 samples from 01/26/2010 to 10/25/2011, 2 of 11 valid samples exceed the hardness dependent criteria. [Gresham] STATION JCI2 at RM 16.5 for 11 samples from 01/26/2010 to 10/25/2011, 2 of 11 valid samples exceed the hardness dependent criteria Previous Data: Chromium, Copper, Lead, Manganese, Nickel, and Zincwere found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Kellogg Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 10623 at RM 0.3 from 04/18/2006 to 04/16/2011, 9 of 12 (75%) samples < 11.0 mg/l and < 95% saturation

Willamette

Multnomah Channel

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 36160 at RM 6.4 from 03/14/2006 to 05/09/2011, 4 of 11 (36%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 33748 at RM 14.7 from 03/28/2006 to 04/14/2011, 1 of 9 (11%) samples < 11.0 mg/l and < 95% saturation

Willamette

Multnomah Channel

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 10549 at RM 1.3 from 9/9/2008 to 9/9/2008, the geometric mean of 0.221 mg/Kg from 5 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria. [ODEQ] STATION 10550 at RM 7.1 from 9/26/2009 to 9/26/2009, the geometric mean of 0.12 mg/Kg from 1 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Oswego Creek/Lake Oswego

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 18741 at RM 0.1 from 03/25/2006 to 04/12/2011, 7 of 11 (64%) samples < 11.0 mg/l and < 95% saturation

Willamette

Scappoose Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 33637 at RM 4.8 from 04/10/2006 to 04/24/2010, 6 of 10 (60%) samples < 11.0 mg/l and < 95% saturation

Willamette

Tryon Creek

Dissolved Oxygen

October 15 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 36161 at RM 0.3 from 03/20/2006 to 11/17/2011, 5 of 11 (45%) samples < 11.0 mg/l and < 95% saturation. [USGS] STATION 14211315 at RM 1.1 from 05/07/2004 to 05/07/2004, 1 of 1 (100%) samples < 11.0 mg/l and < 95% saturation

Willamette

Unnamed Stream

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35997 River Mile 0.3 FROM 8/10/2007 To 8/10/2007 1 out of 1 (100%) samples outside MWCF regional criteria. LASAR 35998 River Mile 0.6 FROM 8/10/2007 To 8/10/2007 1 out of 1 (100%) samples outside MWCF regional criteria.

Willamette

Unnamed Stream

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 35982 River Mile 0.5 FROM 8/24/2006 To 8/24/2006 1 out of 1 (100%) samples outside MWCF regional criteria. LASAR 35983 River Mile 1.1 FROM 7/30/2007 To 8/9/2007 1 out of 1 (100%) samples outside MWCF regional criteria. LASAR 35984 River Mile 1.4 FROM 7/30/2007 To 7/30/2007 1 out of 1 (100%) samples outside MWCF regional criteria.

Willamette

Willamette River

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 10332 at RM 6.9 for 13 samples from 04/14/2008 to 02/18/2010, 0 of 13 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10801 at RM 9 for 12 samples from 04/14/2008 to 02/18/2010, 1 of 12 valid samples exceed the hardness dependent criteria. [USGS] STATION 14211720 at RM 12.6 for 15 samples from 01/10/2000 to 04/14/2005, 0 of 15 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10611 at RM 13.1 for 22 samples from 04/10/2008 to 02/04/2010, 2 of 22 valid samples exceed the hardness dependent criteria Previous Data: [DEQ] LASAR 10611 River Mile 13.1: From 2/21/1996 to 2/21/1996, 0 out of 1 samples > applicable Table 20 criterion. [ODA] LASAR 10332 River Mile 6.9: From 2/21/1996 to 2/21/1996, 0 out of 1 samples > applicable Table 20 criterion. Previous Data: Copper, Lead, Manganese, Nickel, and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were detected. Previous Assessment Year: 1998

Willamette

Willamette River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 10332 at RM 6.9 for 13 samples from 04/14/2008 to 02/18/2010, 1 of 13 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10801 at RM 9 for 10 samples from 06/19/2008 to 02/18/2010, 1 of 10 valid samples exceed the hardness dependent criteria. [USGS] STATION 14211720 at RM 12.6 for 15 samples from 01/10/2000 to 04/14/2005, 0 of 12 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10611 at RM 13.1 for 19 samples from 04/10/2008 to 02/04/2010, 4 of 19 valid samples exceed the hardness dependent criteria Previous Data: [DEQ] LASAR 10611 River Mile 13.1: From 2/21/1996 to 2/21/1996, 0 out of 1 samples > applicable Table 20 criterion. Previous Data: Copper, Lead, Manganese, Nickel, and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were detected. Previous Assessment Year: 1998

Willamette

Lookout Creek

Dissolved Oxygen

January 1 - June 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [USGS] STATION 14161500 at RM 0.3 from 01/09/2003 to 06/13/2011, 5 of 35 (14%) samples < 11.0 mg/l and < 95% saturation

Willamette

McKenzie River

Dissolved Oxygen

September 1 - June 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

Salmon and steelhead spawning

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14164900 at RM 10.9 from 11/15/2007 to 01/14/2008, 0 of 2 (0%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 10662 at RM 19.7 from 01/19/2000 to 04/14/2011, 5 of 44 (11%) samples < 11.0 mg/l and < 95% saturation Previous Data: [DEQ/ODA - Salem] LASAR 10662 River Mile 19.7: From 10/24/1995 to 12/10/2003, 3 out of 52 samples (6%) < 11 mg/l and applicable % saturation.

Willamette

McKenzie River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 10376 at RM 3.1 for 10 samples from 04/07/2008 to 02/02/2010, 3 of 10 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10662 at RM 19.7 for 19 samples from 04/08/2008 to 02/03/2010, 2 of 19 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 12552 at RM 62.6 for 11 samples from 04/08/2008 to 02/03/2010, 2 of 11 valid samples exceed the hardness dependent criteria

Willamette

McKenzie River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 10376 at RM 3.1 from 9/23/2008 to 10/12/2009, the geometric mean of 0.286 mg/Kg from 15 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Middle Fork Willamette River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 11990 at RM 3.6 from 10/13/2009 to 10/13/2009, the geometric mean of 0.252 mg/Kg from 11 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Abernethy Creek

Dissolved Oxygen

October 15 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 10873 at RM 0.3 from 03/13/2006 to 12/16/2011, 14 of 25 (56%) samples < 11.0 mg/l and < 95% saturation

Willamette

Champoeg Creek

Dissolved Oxygen

Year Round (Non-spawning)

Cool water: Not less than 6.5 mg/l

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 33638 at RM 0.5 from 05/16/2006 to 12/17/2011, 8 of 41 (20%) samples < 6.5 mg/L

Willamette

Champoeg Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 33638 at RM 0.5 from 02/21/2006 to 05/14/2011, 15 of 20 (75%) samples < 11.0 mg/l and < 95% saturation

Willamette

Chehalem Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 33747 at RM 1.6 from 02/12/2007 to 04/13/2011, 14 of 16 (88%) samples < 11.0 mg/l and < 95% saturation. [USGS] STATION 451734122585400 at RM 1.6 from 05/10/2004 to 05/10/2004, 1 of 1 (100%) samples < 11.0 mg/l and < 95% saturation

Willamette

Butte Creek

Iron

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 10896 at RM 1.3 for 6 samples from 02/08/2005 to 04/26/2007, 2 of 6 valid samples exceed the 1000 ug/L criteria. [ODEQ] STATION 31874 at RM 16.1 for 8 samples from 02/08/2005 to 04/26/2007, 1 of 8 valid samples exceed the 1000 ug/L criteria

Willamette

Little Pudding River

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 31875 at RM 2.9 from 02/14/2003 to 04/27/2010, 38 of 43 (88%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 33204 at RM 13.7 from 01/20/2005 to 04/22/2005, 3 of 4 (75%) samples < 11.0 mg/l and < 95% saturation

Willamette

Molalla River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [ODEQ] STATION 10637 at RM 2.8 for 10 samples from 04/10/2008 to 02/04/2010, 3 of 10 valid samples exceed the hardness dependent criteria

Willamette

Pudding River

Dissolved Oxygen

October 15 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [DEQ] STATION 31878 at RM 49.3 from 10/31/2002 to 10/31/2005, 11 of 16 (69%) samples < 11.0 mg/l and < 95% saturation

Willamette

Pudding River

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 10917 at RM 7.3 for 9 samples from 04/20/2006 to 12/17/2009, 3 of 8 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10640 at RM 21 for 8 samples from 04/10/2008 to 02/04/2010, 2 of 8 valid samples exceed the hardness dependent criteria Previous Data: Antimony, Cadmium, Chromium, Copper, Lead and Manganese were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Zollner Creek

DDE 4,4

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [USGS] STATION 14201300 at RM 0.4 for 78 samples from 04/10/2000 to 04/12/2005, 6 of 6 valid samples exceed the 0.000022 ug/L criteria

Willamette

Zollner Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [USGS] STATION 14201300 at RM 0.4 from 01/13/2000 to 05/07/2008, 30 of 45 (67%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 10899 at RM 0.4 from 01/07/2003 to 04/27/2010, 38 of 46 (83%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 11515 at RM 3.2 from 04/15/2005 to 04/21/2009, 9 of 33 (27%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 11516 at RM 3.4 from 04/08/2010 to 04/27/2010, 1 of 2 (50%) samples < 11.0 mg/l and < 95% saturation

Willamette

Santiam River

Dissolved Oxygen

October 15 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

Salmon and steelhead spawning

Category 5

Status modification - Added to 303(d) list

2012 Data: [DEQ] STATION 10365 at RM 6.3 from 01/09/2000 to 01/07/2001, 0 of 7 (0%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 24339 at RM 9.3 from 01/11/2000 to 01/08/2001, 1 of 5 (20%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 34856 at RM 9.3 from 05/13/2008 to 05/13/2008, 0 of 1 (0%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 34858 at RM 9.7 from 05/13/2008 to 05/13/2008, 0 of 1 (0%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 34857 at RM 9.7 from 05/13/2008 to 05/13/2008, 0 of 1 (0%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 10775 at RM 9.8 from 03/20/2003 to 05/12/2011, 4 of 24 (17%) samples < 11.0 mg/l and < 95% saturation. [DEQ] STATION 25817 at RM 11.2 from 01/10/2000 to 01/08/2001, 0 of 7 (0%) samples < 11.0 mg/l and < 95% saturation Previous Data: [DEQ] LASAR 10775 River Mile 9.8: From 12/17/2002 to 3/20/2003, 0 out of 2 samples (0%) < 11 mg/l and applicable % saturation.

Willamette

Santiam River

Mercury

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [ODEQ] STATION 10774 at RM 0 from 10/7/2008 to 10/7/2008, the geometric mean of 0.612 mg/Kg from 5 valid individual fish tissue samples exceeds the 0.040 mg/kg criteria

Willamette

Elk Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 24452 River Mile 0.3 FROM 8/21/2000 To 8/21/2000 1 out of 1 (100%) samples outside WCCP regional criteria.

Willamette

Fitt Creek

Biological Criteria

Year Round

Biocriteria: Waters of the state must be of sufficient quality to support aquatic species without detrimental changes in the resident biological communities.

Aquatic life

Category 5

Status modification - Added to 303(d) list

2010 Data: LASAR 25273 River Mile 1.8 FROM 9/12/2001 To 9/12/2001 1 out of 1 (100%) samples outside WCCP regional criteria.

Willamette

Ash Creek

Dissolved Oxygen

January 1 - May 15

Spawning: Not less than 11.0 mg/L or 95% of saturation

N/A

Category 5

Added to database

2012 Data: [USGS] STATION 14206933 at RM 1.4 from 05/07/2002 to 05/10/2011, 26 of 84 (31%) samples < 11.0 mg/l and < 95% saturation

Willamette

Beaverton Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 453115122542701 at RM 0.5 for 55 samples from 05/10/2006 to 12/06/2010, 2 of 55 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10480 at RM 1.2 for 9 samples from 04/15/2008 to 02/17/2010, 1 of 9 valid samples exceed the hardness dependent criteria. [USGS] STATION 453004122510301 at RM 4.9 for 42 samples from 06/06/2007 to 12/06/2010, 2 of 42 valid samples exceed the hardness dependent criteria Previous Data: Antimony, Cadmium, Chromium, Copper, Lead, Nickel and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Bronson Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206419 at RM 0.1 for 33 samples from 08/14/2003 to 04/12/2006, 2 of 33 valid samples exceed the hardness dependent criteria. [USGS] STATION 453214122512501 at RM 2.2 for 33 samples from 08/14/2003 to 04/12/2006, 1 of 33 valid samples exceed the hardness dependent criteria Previous Data: Chromium, Copper, Lead, Manganese, Nickel, and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were detected.

Willamette

Chicken Creek

Iron

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [USGS] STATION 14206750 at RM 2 for 44 samples from 05/09/2006 to 12/01/2010, 35 of 44 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 452109122531101 at RM 4.5 for 44 samples from 05/09/2006 to 12/01/2010, 27 of 44 valid samples exceed the 1000 ug/L criteria

Willamette

Chicken Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [USGS] STATION 14206750 at RM 2 for 56 samples from 05/09/2006 to 12/01/2010, 6 of 56 valid samples exceed the hardness dependent criteria. [USGS] STATION 452109122531101 at RM 4.5 for 56 samples from 05/09/2006 to 12/01/2010, 6 of 56 valid samples exceed the hardness dependent criteria

Willamette

Dairy Creek

Iron

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [USGS] STATION 14206200 at RM 2 for 44 samples from 05/09/2006 to 12/01/2010, 41 of 44 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 14205850 at RM 5.7 for 44 samples from 05/09/2006 to 12/01/2010, 31 of 44 valid samples exceed the 1000 ug/L criteria

Willamette

Dairy Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206200 at RM 2 for 56 samples from 05/09/2006 to 12/01/2010, 4 of 56 valid samples exceed the hardness dependent criteria. [USGS] STATION 14205850 at RM 5.7 for 56 samples from 05/09/2006 to 12/01/2010, 9 of 56 valid samples exceed the hardness dependent criteria Previous Data: Chromium, Copper, Lead, Nickel, and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were detected.

Willamette

Fanno Creek

Arsenic

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health; Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 89 samples from 08/05/2003 to 12/01/2010, 3 of 88 valid samples exceed the 2.1 ug/L criteria. [ODEQ] STATION 10469 at RM 2.1 for 17 samples from 04/15/2008 to 04/27/2011, 1 of 17 valid samples exceed the 2.1 ug/L criteria. [ODEQ] STATION 33480 at RM 11.8 for 2 samples from 07/12/2006 to 09/26/2006, 0 of 2 valid samples exceed the 2.1 ug/L criteria. [ODEQ] STATION 33515 at RM 11.8 for 1 samples from 07/19/2006 to 07/19/2006, 0 of 1 valid samples exceed the 2.1 ug/L criteria Previous Data: Tualatin TMDL contained discussion of "naturally occurring" levels of arsenic in the basin. Water quality standards allow for naturally occurring parameters, when outside the numerical criteria, to become the standard. (OAR 340-41-442 (3))

Willamette

Fanno Creek

Copper

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 90 samples from 01/13/2000 to 12/01/2010, 10 of 90 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10469 at RM 2.1 for 16 samples from 04/15/2008 to 04/27/2011, 2 of 16 valid samples exceed the hardness dependent criteria. [USGS] STATION 14206925 at RM 9.1 for 1 samples from 01/13/2000 to 01/13/2000, 0 of 1 valid samples exceed the hardness dependent criteria. [USGS] STATION 14206900 at RM 12.1 for 2 samples from 01/13/2000 to 01/13/2000, 1 of 2 valid samples exceed the hardness dependent criteria Previous Data: Antimony, Cadmium, Chromium, Copper, Nickel and Zinc were found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Fanno Creek

Iron

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [ODEQ] STATION 22486 at RM 0.2 for 1 samples from 04/30/2001 to 04/30/2001, 1 of 1 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 452348122454701 at RM 0.3 for 1 samples from 04/30/2001 to 04/30/2001, 0 of 0 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 14206950 at RM 1.1 for 48 samples from 01/13/2000 to 12/01/2010, 21 of 48 valid samples exceed the 1000 ug/L criteria. [ODEQ] STATION 10469 at RM 2.1 for 10 samples from 02/16/2000 to 08/13/2001, 0 of 0 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 14206925 at RM 9.1 for 1 samples from 01/13/2000 to 01/13/2000, 0 of 1 valid samples exceed the 1000 ug/L criteria. [USGS] STATION 14206900 at RM 12.1 for 2 samples from 01/13/2000 to 01/13/2000, 1 of 2 valid samples exceed the 1000 ug/L criteria Previous Data: [DEQ/ODA - Salem] LASAR 10469 River Mile 2.1: From 1/25/1994 to 8/13/2001, 12 out of 66 samples > applicable Table 20 criterion. [DEQ] LASAR 10473 River Mile 9.2: From 1/14/1999 to 12/7/1999, 2 out of 2 samples > applicable Table 20 criterion. Previous Data: Tualatin TMDL contained discussion of "naturally occurring" levels of iron in the basin. Water quality standards allow for naturally occurring parameters, when outside the numerical criteria, to become the standard. (OAR 340-41-442 (3)) Delisted 2002.

Willamette

Fanno Creek

Lead

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 90 samples from 01/13/2000 to 12/01/2010, 21 of 89 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10469 at RM 2.1 for 15 samples from 04/15/2008 to 04/27/2011, 2 of 14 valid samples exceed the hardness dependent criteria. [USGS] STATION 14206900 at RM 12.1 for NA samples from 01/13/2000 to 01/13/2000, 1 of 1 valid samples exceed the hardness dependent criteria Previous Data: Lead was found above the water quality standards, Table 20 value, once. Minimum Data Requirements were not met (Minimum of two exceedences of a standard and 10% of time are needed).

Willamette

Fanno Creek

Tetrachloroethylene

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 18 samples from 10/01/2001 to 09/24/2002, 9 of 18 valid samples exceed the 0.24 ug/L criteria Previous Data: Tetrachloroethylene was found in elevated levels, however, below the water quality standards Table 20 values. Benzo(a)anthracene, Cis-1,2-di-chloroethene, N-butylbenzylphthalate, Di-n-butylphthalate and Bis(2-ethylhexyl)phthalate were found, however, there are no well established guidelines available for evaluating risks, nor have there been any beneficial use impairment evaluations. No other PAHs, Semi or Volatile Organics were detected.

Willamette

Fanno Creek

Thallium

Year Round

Table 40 Human Health Criteria for Toxic Pollutants

Human health

Category 5

Added to database

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 90 samples from 01/13/2000 to 12/01/2010, 2 of 89 valid samples exceed the 0.043 ug/L criteria

Willamette

Fanno Creek

Zinc

Year Round

Table 20 Toxic Substances

Aquatic life; Human health

Category 5

Status modification - Added to 303(d) list

2012 Data: [USGS] STATION 14206950 at RM 1.1 for 90 samples from 01/13/2000 to 12/01/2010, 5 of 90 valid samples exceed the hardness dependent criteria. [ODEQ] STATION 10469 at RM 2.1 for 14 samples from 04/15/2008 to 04/27/2011, 2 of 14 valid samples exceed the hardness dependent criteria. [USGS] STATION 14206925 at RM 9.1 for 1 samples from 01/13/2000 to 01/13/2000, 0 of 1 valid samples exceed the hardness dependent criteria. [USGS] STATION 14206900 at RM 12.1 for 2 samples from 01/13/2000 to 01/13/2000, 1 of 2 valid samples exceed the hardness dependent criteria Previous Data: Antimony, Cadmium, Chromium, Copper, Nickel and Zincwere found in water, but levels were below the water quality standards Table 20 values. No other trace metals were found.

Willamette

Gales Creek

Chromium

Year Round

Table 20 Toxic Substances

Aquatic life

Category 5

Added to database

2012 Data: [USGS] STATION 453229123101101 at RM 7.3 for 56 samples from 05/09/2006 to 12/01/2010, 2 of 56 valid samples exceed the 11 ug/L criteria