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List of Impaired Waters (Louisiana)

Lake Pontchartrain, Tickfaw 8070203
Cycle 2006

ID
Num
WBID Waterbody Name State Basin Name # of
Impairments
1 LA-040501 Tickfaw River - From MS State Line to Hwy 42 Lake Pontchartrain 3
2 LA-040502 Tickfaw River - LA Hwy 42 to Lake Maurepas Lake Pontchartrain 1
3 LA-040503 Natalbany River - Headwaters to Tickfaw River Lake Pontchartrain 4
4 LA-040504 Yellow Water River - Origin to Pontchatoula Creek Lake Pontchartrain 4
5 LA-040505 Pontchatoula Creek & Pontchatoula River Lake Pontchartrain 7
Total # of Impairments 19

Delistings for Lake Pontchartrain

Delistings for Tickfaw 8070203

ID
Num
WBID Waterbody
Name
Status Delisted Basis for Delisting
1 LA-040501 Tickfaw River - From MS State Line to Hwy 42 Impaired Water Segment    
2 LA-040502 Tickfaw River - LA Hwy 42 to Lake Maurepas Impaired Water Segment Total Phosphorus New DO assessment fully supported; therefore, phosphorus not causing an impairment.
3 LA-040503 Natalbany River - Headwaters to Tickfaw River Impaired Water Segment    
4 LA-040504 Yellow Water River - Origin to Pontchatoula Creek Impaired Water Segment    
5 LA-040505 Pontchatoula Creek & Pontchatoula River Impaired Water Segment    

In Summary:

Impaired Water Segments 5
TMDL Completed 0
Restored 0

 

Gulf of Mexico Program Office
Mail Code: EPA/GMPO
Stennis Space Center, MS 39529-6000
228-688-3726
FAX: 228-688-2709


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