![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif){kind=logo}
Return to home page
On This Page
State: Montana
Waterbody ID: MT41D002_180
Location: LOST CREEK, headwaters to mouth (located in the Lower Big Hole Watershed) T4S R9W SEC 17
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 7.8
Units: miles
Watershed Name: Big Hole
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: MT41D002_180
Location: LOST CREEK, headwaters to mouth (located in the Lower Big Hole Watershed) T4S R9W SEC 17
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 7.8
Units: miles
Watershed Name: Big Hole
Data are also available for these years: 2006
2008 Waterbody Report for Lost Creek
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 |
|---|---|---|
| Agricultural | Agricultural | Impaired |
| Aquatic Life | Fish, Shellfish, And Wildlife Protection And Propagation | Impaired |
| Cold Water Fishery | Fish, Shellfish, And Wildlife Protection And Propagation | Impaired |
| Drinking Water | Public Water Supply | Impaired |
| Industrial | Industrial | Good |
| Primary Contact Recreation | Recreation | Good |
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 |
|---|---|---|---|
| Alteration in Stream-Side or Littoral Vegetative Covers | Habitat Alterations | Aquatic Life, Cold Water Fishery | Non-pollutant impairment |
| Arsenic | Metals (other than Mercury) | Agricultural, Drinking Water | TMDL needed |
| Nitrogen, Total | Nutrients | Aquatic Life, Cold Water Fishery | TMDL needed |
| Phosphorus, Total | Nutrients | Cold Water Fishery, Aquatic Life | TMDL needed |
| Sedimentation/Siltation | Sediment | Cold Water Fishery, Aquatic Life | TMDL needed |
Probable Sources Contributing to Impairment for Reporting Year 2008
Description of this table
| Probable Source | Probable Source Group | Cause(s) of Impairment |
|---|---|---|
| Mine Tailings | Resource Extraction | Arsenic |
| Rangeland Grazing | Agriculture | Alteration in Stream-Side or Littoral Vegetative Covers; Nitrogen, Total; Phosphorus, Total; Sedimentation/Siltation |
| Unspecified Unpaved Road Or Trail | Urban-Related Runoff/Stormwater | Alteration in Stream-Side or Littoral Vegetative Covers; Phosphorus, Total; 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 |
|---|---|---|---|---|
| Lost Creek (In The Lower Big Hole Watershed) - Middle And Lower Big Hole Tmdl Planning Area | Sep-03-2009 | Arsenic | Nonpoint Source | Phosphorus, Total; Sedimentation/Siltation; Unlisted but Impaired; Arsenic |
| Lost Creek (In The Lower Big Hole Watershed) - Middle And Lower Big Hole Tmdl Planning Area | Sep-03-2009 | Nitrogen, Total | Nonpoint Source | Sedimentation/Siltation; Unlisted but Impaired; Arsenic; Phosphorus, Total |
| Lost Creek (In The Lower Big Hole Watershed) - Middle And Lower Big Hole Tmdl Planning Area | Sep-03-2009 | Phosphorus, Total | Nonpoint Source | Arsenic; Sedimentation/Siltation; Unlisted but Impaired; Phosphorus, Total |
| Lost Creek (In The Lower Big Hole Watershed) - Middle And Lower Big Hole Tmdl Planning Area | Sep-03-2009 | Sedimentation/Siltation | Nonpoint Source | Sedimentation/Siltation; Phosphorus, Total; Unlisted but Impaired; Arsenic |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.