305(b) Lists/Assessment Unit Information Year 2002

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National Assessment Database

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Assessing Water Quality (Questions and Answers)

National Water Quality Inventory Report to Congress, 2002 Reporting Cycle

The 2002 National Assessment
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Other Water Assessment Information
The most current report available for this assessment unit is 2006.

Cycle: 2002	State: LA
Assessment Unit ID: LA020403_00	Water Name: Bayou Lafourche - Yankee Canal and Flood Gate to Gulf
EPA Water Type: STREAM/CREEK/RIVER	Water Size: 15 MILES

Water Quality Attainments

Designated Use Category	State Designated Use	Attainment Status	Threatened
Aquatic Life Harvesting	OYSTER PROPAGATION	NOT SUPPORTING	No
Fish, Shellfish, and Wildlife Protection and Propagation	FISH AND WILDLIFE PROPAGATION	FULLY SUPPORTING	No
Recreation	PRIMARY CONTACT RECREATION	FULLY SUPPORTING	No
Recreation	SECONDARY CONTACT RECREATION	FULLY SUPPORTING	No

Fully Supported

Threatened

Partially Supported

Not Supported

Not Assessed

Insufficient Information

Note: State Designated Uses reported as "Not Attainable" are no longer recognized under the 2002 Integrated Report Guidance and in this web report are categorized as "Not Supported".

Causes of Impairment

State Impairment	EPA Impairment Classification
TOTAL FECAL COLIFORM	PATHOGENS

Probable Sources Contributing to Impairment

The sources listed below may contribute to one or more of the above-listed impairments.

State Source	EPA Source Classification
MARINA/BOATING SANITARY ON-VESSEL DISCHARGES	RECREATIONAL BOATING AND MARINAS
ON-SITE TREATMENT SYSTEMS (SEPTIC SYSTEMS AND SIMILAR DECENTRALIZED SYSTEMS)	LAND APPLICATION/WASTE SITES
WATERFOWL	NATURAL