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State: Louisiana
Waterbody ID: LA120506_00
Location: Bayou Du Large-From Marmande Canal to 1/2 mile north of St. Andrews Mission (Estuarine)
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 7
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: LA120506_00
Location: Bayou Du Large-From Marmande Canal to 1/2 mile north of St. Andrews Mission (Estuarine)
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: 7
Units: miles
Watershed Name: West Central Louisiana Coastal
2010 Waterbody Report for Bayou Du Large-Marmande Can. to north of St. Andrews Mission
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 |
| Oyster Propagation | Aquatic Life Harvesting | 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 |
|---|---|---|---|
| Fecal Coliform | Pathogens | Oyster Propagation | TMDL completed |
| Non-Native Aquatic Plants | Nuisance Exotic Species | Fish And Wildlife Propagation | TMDL alternative |
Probable Sources Contributing to Impairment for Reporting Year 2010
Description of this table
| Probable Source | Probable Source Group | Cause(s) of Impairment |
|---|---|---|
| Introduction Of Non-Native Organisms (Accidental Or Intentional) | Other | Non-Native Aquatic Plants |
| On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems) | Municipal Discharges/Sewage | Fecal Coliform |
| Package Plant Or Other Permitted Small Flows Discharges | Municipal Discharges/Sewage | Fecal Coliform |
| Total Retention Domestic Sewage Lagoons | Municipal Discharges/Sewage | Fecal Coliform |
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 Du Large 120506 Tmdl For Fecal Coliform | Apr-11-2007 | Fecal Coliform | Nonpoint Source | Fecal Coliform |
Previous Causes of Impairments Now Attaining All Uses
No causes of impairment are recorded as attaining all uses for this waterbody.