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State: Idaho
Waterbody ID: ID17060209SL056_04
Location: 04 segment of Rock Creek flows between an unnamed tributary and into the Salmon River section from Slate Creek to Rice Creek.
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 3.73
Units: miles
Watershed Name: Lower Salmon
On This Page
- Water Quality Assessment Status
- Causes of Impairment
- Probable Sources Contributing to Impairments
- TMDLs That Apply to This Waterbody
- Previous Causes of Impairment Now Attaining All Uses
State: Idaho
Waterbody ID: ID17060209SL056_04
Location: 04 segment of Rock Creek flows between an unnamed tributary and into the Salmon River section from Slate Creek to Rice Creek.
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 3.73
Units: miles
Watershed Name: Lower Salmon
2008 Waterbody Report for Rock Creek - Grave Creek to mouth
Click on the waterbody for an interactive map
Features
- About This Database (Integrated Report)
- Assessing Water Quality (Questions and Answers)
- Integrated Reporting Guidance
- Previous National Water Quality Reports
- EnviroMapper for Water
- AskWATERS
- EPA WATERS Homepage
- Exchange Network
- Assessment Database
- Statewide Statistical Surveys
- How's My Waterway Local Search tool
- Pollution Categories Summary Document
Water Quality Assessment Status for Reporting Year 2008
The overall status of this waterbody is Impaired.
Description of this table
| Designated Use | Designated Use Group | Status |
|---|---|---|
| Aesthetic | Aesthetic Value | Not Assessed |
| Agricultural Water Supply | Agricultural | Not Assessed |
| Cold Water Aquatic Life | Fish, Shellfish, And Wildlife Protection And Propagation | Impaired |
| Industrial Water Supply | Industrial | Not Assessed |
| Primary Contact Recreation | Recreation | Not Assessed |
| Salmonid Spawning | Fish, Shellfish, And Wildlife Protection And Propagation | Impaired |
| Wildlife Habitat | Fish, Shellfish, And Wildlife Protection And Propagation | Not Assessed |
Causes of Impairment for Reporting Year 2008
Description of this table
| Cause of Impairment | Cause of Impairment Group | Designated Use(s) | State TMDL Development Status |
|---|---|---|---|
| Sedimentation/Siltation | Sediment | Cold Water Aquatic Life, Salmonid Spawning | TMDL needed |
Probable Sources Contributing to Impairment for Reporting Year 2008
Description of this table
| Probable Source | Probable Source Group | Cause(s) of Impairment |
|---|---|---|
| Agriculture | Agriculture | Sedimentation/Siltation |
| Livestock (Grazing Or Feeding Operations) | Agriculture | Sedimentation/Siltation |
TMDLs That Apply to this waterbody
Description of this table
| TMDL Document Name | TMDL Date | TMDL Pollutant Description | TMDL Pollutant Source Type | Cause(s) of Impairment Addressed |
|---|---|---|---|---|
| Lower Salmon River And Hells Canyon Tributaries Tmdls | Feb-09-2010 | Escherichia Coli (E. Coli) | Nonpoint Source | Sedimentation/Siltation; Unlisted but Impaired; Siltation |
| Lower Salmon River And Hells Canyon Tributaries Tmdls | Feb-09-2010 | Temperature | Nonpoint Source | Siltation; Sedimentation/Siltation; Unlisted but Impaired |
| Lower Salmon River And Hells Canyon Tributaries Tmdls | Feb-09-2010 | Total Suspended Solids (TSS) | Nonpoint Source | Unlisted but Impaired; Siltation; Sedimentation/Siltation |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.