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State: Louisiana
Waterbody ID: LA120405_00
Location: Lake Hache and Lake Theriot
State Waterbody Type: Freshwater Lake
EPA Waterbody Type: Lakes, Reservoirs, and Ponds
Water Size: 1594
Units: acres
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: LA120405_00
Location: Lake Hache and Lake Theriot
State Waterbody Type: Freshwater Lake
EPA Waterbody Type: Lakes, Reservoirs, and Ponds
Water Size: 1594
Units: acres
Watershed Name: West Central Louisiana Coastal
2010 Waterbody Report for Lake Hache and Lake Theriot
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 |
|---|---|---|---|
| Dissolved Oxygen | Organic Enrichment/Oxygen Depletion | Fish And Wildlife 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 |
|---|---|---|
| Internal Nutrient Recycling | Natural/Wildlife | Dissolved Oxygen |
| Introduction Of Non-Native Organisms (Accidental Or Intentional) | Other | Dissolved Oxygen; Non-Native Aquatic Plants |
| Natural Conditions - Water Quality Standards Use Attainability Analyses Needed | Natural/Wildlife | Dissolved Oxygen |
| Waterfowl | Natural/Wildlife | Dissolved Oxygen |
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 |
|---|---|---|---|---|
| Lake Hache, Lake Theriot Do And Nutrients 120405 Tmdl | Sep-30-2008 | Nitrogen, Total | Nonpoint Source | Dissolved Oxygen; Nutrients |
| Lake Hache, Lake Theriot Do And Nutrients 120405 Tmdl | Sep-30-2008 | Oxygen Demand | Nonpoint Source | Dissolved Oxygen; Nutrients |
| Lake Hache, Lake Theriot Do And Nutrients 120405 Tmdl | Sep-30-2008 | Phosphorus, Total | Nonpoint Source | Nutrients; Dissolved Oxygen |
Previous Causes of Impairments Now Attaining All Uses
Description of this table
| Cause of Impairment | Cycles Listed | WQS Attainment Date | WQS Attainment Reason | WQS Attainment Comments |
|---|---|---|---|---|
| Turbidity | 2006 | Sep-28-2011 | Applicable WQS attained; reason for recovery unspecified. |