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State: Mississippi
Waterbody ID:
Other ID: MS354ML1E
Location: Oxbow Lake Near Morgan City
State Waterbody Type: Lake/Reservoir/Pond
EPA Waterbody Type: Lakes, Reservoirs, and Ponds
Water Size: 225
Units: acres
Watershed Name: Upper Yazoo
On This Page
- Causes of Impairment
- TMDLs That Apply to This Waterbody
- Previous Causes of Impairment Now Attaining All Uses
State: Mississippi
Waterbody ID:
Other ID: MS354ML1E
Location: Oxbow Lake Near Morgan City
State Waterbody Type: Lake/Reservoir/Pond
EPA Waterbody Type: Lakes, Reservoirs, and Ponds
Water Size: 225
Units: acres
Watershed Name: Upper Yazoo
Data are also available for these years: 2006 2004 2002 1998
1996 Waterbody Report for Mossy Lake
Waterbody Map Not Available
Features
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- Assessing Water Quality (Questions and Answers)
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- Pollution Categories Summary Document
Causes of Impairment for Reporting Year 1996
Description of this table
| Cause of Impairment | Cause of Impairment Group | State TMDL Development Status |
|---|---|---|
| Nutrients | Nutrients | TMDL completed |
| Organic Enrichment/Low Dissolved Oxygen | Organic Enrichment/Oxygen Depletion | TMDL completed |
| Pesticides | Pesticides | TMDL completed |
| Siltation | Sediment | TMDL completed |
| Thermal Modifications | Temperature | TMDL needed |
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 |
|---|---|---|---|---|
| Bear Creek Watershed | Jun-30-2003 | Ammonia, Un-ionized | Nonpoint Source | Organic Enrichment/Low Dissolved Oxygen; Nutrients |
| Bear Creek Watershed | Jun-30-2003 | Biochemical Oxygen Demand (BOD) | Nonpoint Source | Organic Enrichment/Low Dissolved Oxygen; Nutrients |
| Total Maximum Daily Loads For Yazoo River Basin, Mississippi Designated Oxbow Lakes For Sediment | Apr-17-2008 | Siltation | Point/Nonpoint Source | Siltation; Sedimentation/Siltation |
| Yazoo Basin--Legacy Pesticides | Nov-04-2005 | DDT | Nonpoint Source | Pesticides |
| Yazoo Basin--Legacy Pesticides | Nov-04-2005 | Toxaphene | Nonpoint Source | Pesticides |
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 |
|---|---|---|---|---|
| Thermal Modifications | 1996 | May-19-2005 | Applicable WQS attained; original basis for listing was incorrect. | ORC 118.: Pollutant cause recategorized - review of monitoring data shows no impairment due to this pollutant - original evaluation in error. |