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State: Louisiana
Waterbody ID: LA120605_00
Location: Bayou Pointe au Chien-From headwaters to St. Louis Canal
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 25
Units: miles
Watershed Name: West Central Louisiana Coastal
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: Louisiana
Waterbody ID: LA120605_00
Location: Bayou Pointe au Chien-From headwaters to St. Louis Canal
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 25
Units: miles
Watershed Name: West Central Louisiana Coastal
2010 Waterbody Report for Bayou Pointe au Chien-From headwaters to St. Louis Canal
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 2010
The overall status of this waterbody is Impaired.
Description of this table
| Designated Use | Designated Use Group | Status |
|---|---|---|
| Fish And Wildlife Propagation | Fish, Shellfish, And Wildlife Protection And Propagation | Impaired |
| Primary Contact Recreation | Recreation | Good |
| Secondary Contact Recreation | Recreation | Good |
Causes of Impairment for Reporting Year 2010
Description of this table
| Cause of Impairment | Cause of Impairment Group | Designated Use(s) | State TMDL Development Status |
|---|---|---|---|
| Chloride | Salinity/Total Dissolved Solids/Chlorides/Sulfates | Fish And Wildlife Propagation | TMDL needed |
| Dissolved Oxygen | Organic Enrichment/Oxygen Depletion | Fish And Wildlife Propagation | TMDL completed |
| Nitrate/Nitrite (Nitrite + Nitrate as N) | Nutrients | Fish And Wildlife Propagation | TMDL completed |
| Non-Native Aquatic Plants | Nuisance Exotic Species | Fish And Wildlife Propagation | TMDL alternative |
| Phosphorus, Total | Nutrients | Fish And Wildlife Propagation | TMDL completed |
| Sulfates | Salinity/Total Dissolved Solids/Chlorides/Sulfates | Fish And Wildlife Propagation | TMDL needed |
| Total Dissolved Solids (TDS) | Salinity/Total Dissolved Solids/Chlorides/Sulfates | Fish And Wildlife Propagation | TMDL needed |
Probable Sources Contributing to Impairment for Reporting Year 2010
Description of this table
| Probable Source | Probable Source Group | Cause(s) of Impairment |
|---|---|---|
| Changes In Tidal Circulation/Flushing | Hydromodification | Chloride; Sulfates; Total Dissolved Solids (TDS) |
| Introduction Of Non-Native Organisms (Accidental Or Intentional) | Other | Non-Native Aquatic Plants |
| Natural Sources | Natural/Wildlife | Chloride; Dissolved Oxygen; Nitrate/Nitrite (Nitrite + Nitrate as N); Phosphorus, Total; Sulfates; Total Dissolved Solids (TDS) |
| On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems) | Municipal Discharges/Sewage | Dissolved Oxygen; Nitrate/Nitrite (Nitrite + Nitrate as N); Phosphorus, Total |
| Package Plant Or Other Permitted Small Flows Discharges | Municipal Discharges/Sewage | Dissolved Oxygen; Nitrate/Nitrite (Nitrite + Nitrate as N); Phosphorus, Total |
| Total Retention Domestic Sewage Lagoons | Municipal Discharges/Sewage | Dissolved Oxygen; Nitrate/Nitrite (Nitrite + Nitrate as N); Phosphorus, Total |
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 |
|---|---|---|---|---|
| Bayou Pointe Au Chien Seg 120605 For Do And Nutrients | Nov-07-2006 | Dissolved Oxygen | Point/Nonpoint Source | Dissolved Oxygen; Nitrate/Nitrite |
| Bayou Pointe Au Chien Seg 120605 For Do And Nutrients | Nov-07-2006 | Nutrients | Point/Nonpoint Source | Nitrate/Nitrite; Dissolved Oxygen |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.