Louisiana Pretreatment Standards regulations & environmental compliance analysis

Louisiana Pretreatment Standards: What you need to know

Governing Law and Regulations

Louisiana Environmental Quality Act (LEQA), Louisiana Revised Statutes (LRS) 30:2001 to 30:2043

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Pretreatment regulations: Louisiana Administrative Code (LAC) 33:IX.6101 to 33:IX.6135

General pretreatment standards: LAC 33:IX.6103

Publicly owned treatment works (POTW) standards: LAC 33:IX.6115

POTW applications: LAC 33:IX.6117

Compliance schedule: LAC 33:IX.6123.K

Program approval: LAC 33:IX.6117.C and LAC 33:IX.6121

Recordkeeping: LAC 33:IX.6123.I and LAC 33:IX6123.O

Industrial reporting: LAC 33:IX.6123

Variances: LAC 33:IX.6125

Regulatory Agencies

Louisiana Department of Environmental Quality (DEQ) Office of Environmental Services Permits Division

U.S. Environmental Protection Agency (EPA) Region 6

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. DEQ has authority to administer the National Pollutant Discharge Elimination System (NPDES) permit program, including an approved state pretreatment program. Louisiana has adopted the federal pretreatment standards by reference. Louisiana has authority to apply federal effluent and water quality standards as part of the permit process.

Administration and enforcement. DEQ's Permits Division in the Office of Environmental Services administers the state's water quality program and shares responsibility with EPA in enforcing the pretreatment requirements in Louisiana. Regional standards also exist in portions of the state.

State Requirements


LAC 33:IX.6103

By establishing the responsibilities of government and industry to implement national pretreatment standards, the state pretreatment regulations ...

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