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State: Montana
Waterbody ID:
Other ID: MT76G0012
Location: 2
State Waterbody Type: Stream/Creek/River
EPA Waterbody Type: Rivers and Streams
Water Size: 59
Units: miles
Watershed Name: Upper Clark Fork
On This Page
- Causes of Impairment
- TMDLs That Apply to This Waterbody
- Previous Causes of Impairment Now Attaining All Uses
State: Montana
Waterbody ID:
Other ID: MT76G0012
Location: 2
State Waterbody Type: Stream/Creek/River
EPA Waterbody Type: Rivers and Streams
Water Size: 59
Units: miles
Watershed Name: Upper Clark Fork
Data are also available for these years: 1996
1998 Waterbody Report for Clark Fk R
Waterbody Map Not Available
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
Causes of Impairment for Reporting Year 1998
Description of this table
| Cause of Impairment | Cause of Impairment Group | State TMDL Development Status |
|---|---|---|
| Flow Alteration(s) | Flow Alteration(s) | TMDL needed |
| Metals (other than Mercury) | Metals (other than Mercury) | TMDL needed |
| Noxious Aquatic Plants | Noxious Aquatic Plants | TMDL completed |
| Nutrients | Nutrients | TMDL completed |
| Organic Enrichment/Low Dissolved Oxygen | Organic Enrichment/Oxygen Depletion | TMDL completed |
| Other Habitat Alteration(s) | Habitat Alterations | TMDL needed |
| Siltation | Sediment | TMDL needed |
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 |
|---|---|---|---|---|
| Clark Fork River | Oct-21-1998 | Nitrogen | Not Entered | Nutrients; Noxious Aquatic Plants; Organic Enrichment/Low Dissolved Oxygen |
| Clark Fork River | Oct-21-1998 | Phosphorus | Not Entered | Organic Enrichment/Low Dissolved Oxygen; Nutrients; Noxious Aquatic Plants |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.