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State: Montana
Waterbody ID:
Other ID: MT41H005_040
Location: West Fork Gallatin River, Confluence Middle And North Forks To Mouth (Gallatin River)
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 3.87
Units: miles
Watershed Name: Gallatin
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: Montana
Waterbody ID:
Other ID: MT41H005_040
Location: West Fork Gallatin River, Confluence Middle And North Forks To Mouth (Gallatin River)
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 3.87
Units: miles
Watershed Name: Gallatin
Data are also available for these years: 2010 2008 2006 2004 2002 2000
2012 Waterbody Report for West Fork Gallatin River
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 2012
No assessment data have been reported to EPA for this waterbody.
Causes of Impairment for Reporting Year 2012
Description of this table
| Cause of Impairment | Cause of Impairment Group | Designated Use(s) | State TMDL Development Status |
|---|---|---|---|
| Phosphorus, Total | Nutrients | TMDL needed |
Probable Sources Contributing to Impairment for Reporting Year 2012
No probable source data have been reported to EPA for this waterbody.
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 |
|---|---|---|---|---|
| West Fork Gallatin River (Confluence Middle And North Forks To The Mouth - Gallatin River) - West Fork Gallatin River Tmdl Planning Area | Sep-30-2010 | Nitrite/Nitrate | Nonpoint Source | Nitrogen, Total; Siltation; Nutrients; Sedimentation/Siltation; Unlisted but Impaired |
| West Fork Gallatin River (Confluence Middle And North Forks To The Mouth - Gallatin River) - West Fork Gallatin River Tmdl Planning Area | Sep-30-2010 | Nitrogen, Total | Nonpoint Source | Nitrogen, Total; Siltation; Sedimentation/Siltation; Unlisted but Impaired; Nutrients |
| West Fork Gallatin River (Confluence Middle And North Forks To The Mouth - Gallatin River) - West Fork Gallatin River Tmdl Planning Area | Sep-30-2010 | Sediment | Point/Nonpoint Source | Unlisted but Impaired; Siltation; Sedimentation/Siltation; Nitrogen, Total; Nutrients |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.