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  • NPDES Permits Around the Nation
  • National Pollutant Discharge Elimination System (NPDES)
Contact Us

Louisiana NPDES Permits

In Louisiana, EPA issues NPDES permits on tribal lands. For more information, please contact EPA Region 6. All other permits are issued by the Louisiana Dept. of Environmental Quality.

For state-issued permits, visit Louisiana Pollutant Discharge Elimination System (LPDES) 

For stormwater permits, visit NPDES Stormwater Program in Region 6.

For offshore oil and gas permits, see Western and Central Gulf of Mexico Offshore Oil & Gas NPDES Program.


NPDES Permits Issued by EPA in Louisiana
Location Facility of Permit Name Permit Number Effective Date Expiration Date
Coushatta Coushatta Casino Resort WWTP LA0124656 Nov. 1, 2021 Oct. 31, 2026
Chitimacha Chitimacha Casino Resort  LA0050971 Mar. 1, 2022 Feb. 28, 2027
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Last updated on February 8, 2022