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List of Impaired Waters (Louisiana)

Lake Pontchartrain, Eastern Louisiana Coastal 8090203
Cycle 2006

ID
Num
WBID Waterbody Name State Basin Name # of
Impairments
1 LA-041201 Bayou Labranche - Headwaters to Lake Pontchartrain Lake Pontchartrain 3
2 LA-041202 Bayou Trepagnier - Norco to Bayou Labranche Lake Pontchartrain 1
3 LA-041203 Duncan Canal (Parish Line Canal) Lake Pontchartrain 1
4 LA-041302 Lake Pontchartrain Drainage Canals, Jefferson & Orleans Parishes Lake Pontchartrain 1
5 LA-041401 New Orleans East Leveed Waterbodies Lake Pontchartrain 2
6 LA-041601 Intracoastal Waterway Lake Pontchartrain 1
7 LA-041703 Intracoastal Waterway - Chef Menteur Pass to State Line Lake Pontchartrain 1
8 LA-041802 Bayou Chaperon - Origin to End Lake Pontchartrain 1
9 LA-041803 Bashman Bayou - Origin to Bayou Dupre Lake Pontchartrain 1
10 LA-041805 Lake Borgne Canal (Violet Canal) - Mississippi River - B. Dupre Lake Pontchartrain 1
11 LA-041901 Mississippi River Gulf Outlet Lake Pontchartrain 2
12 LA-042001 Lake Borgne (Estuarine) Lake Pontchartrain 1
13 LA-042002 Bayou Bienvenue Lake Pontchartrain 1
14 LA-042101 Bayou Terre Aux Boeufs (Estuarine) Lake Pontchartrain 1
15 LA-042209 Lake Pontchartrain Basin Coastal Bays & Gulf Waters Lake Pontchartrain 2
Total # of Impairments 20

Delistings for Lake Pontchartrain

Delistings for Eastern Louisiana Coastal 8090203

ID
Num
WBID Waterbody
Name
Status Delisted Basis for Delisting
1 LA-041201 Bayou Labranche - Headwaters to Lake Pontchartrain Impaired Water Segment    
2 LA-041202 Bayou Trepagnier - Norco to Bayou Labranche Impaired Water Segment    
3 LA-041203 Duncan Canal (Parish Line Canal) Impaired Water Segment    
4 LA-041302 Lake Pontchartrain Drainage Canals, Jefferson & Orleans Parishes Impaired Water Segment    
5 LA-041401 New Orleans East Leveed Waterbodies Impaired Water Segment    
6 LA-041601 Intracoastal Waterway Impaired Water Segment    
7 LA-041703 Intracoastal Waterway - Chef Menteur Pass to State Line Impaired Water Segment    
8 LA-041802 Bayou Chaperon - Origin to End Impaired Water Segment    
9 LA-041803 Bashman Bayou - Origin to Bayou Dupre Impaired Water Segment    
10 LA-041805 Lake Borgne Canal (Violet Canal) - Mississippi River - B. Dupre Impaired Water Segment    
11 LA-041901 Mississippi River Gulf Outlet Impaired Water Segment    
12 LA-042001 Lake Borgne (Estuarine) Impaired Water Segment    
13 LA-042002 Bayou Bienvenue Impaired Water Segment    
14 LA-042101 Bayou Terre Aux Boeufs (Estuarine) Impaired Water Segment    
15 LA-042209 Lake Pontchartrain Basin Coastal Bays & Gulf Waters Impaired Water Segment Mercury TMDL Approved

In Summary:

Impaired Water Segments 15
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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