Clean Water Act discharge permit · NPDES LA0033243
COUSHATTA TOWN OF - WWTP, Coushatta, LA: NPDES LA0033243 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
COUSHATTA TOWN OF - WWTP, held by Coushatta, Town of-, holds NPDES permit LA0033243, which discharges to Red River. EPA’s file records it issued January 31, 2020 and expiring February 28, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | COUSHATTA TOWN OF - WWTP |
|---|---|
| Permittee as filed | Coushatta, Town of- |
| NPDES ID | LA0033243 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 31, 2020 |
| Expiration date | February 28, 2025 |
| Address | Coushatta, LA 71019 |
| Receiving water | RED RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Posey Branch-Bayou Nicholas (HUC 111402020202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 8Under a numeric limit
- 10With a violation of any kind
- 5With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 6 | 83 | 64 | March 31, 2026 | 382% over the limit |
| Coliform, fecal general | 4 | 58 | 47 | March 31, 2026 | 99,999% over the limit |
| Oxygen, dissolved [DO] | 2 | 45 | 38 | October 31, 2017 | 41% over the limit |
| pH | 4 | 44 | 30 | January 31, 2018 | |
| Solids, total suspended | 6 | 31 | 12 | November 30, 2016 | 38% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 18 | 0 | ||
| Nitrogen, total [as N] | 6 | 3 | 0 | ||
| Phosphorus, total [as P] | 6 | 3 | 0 | ||
| Sulfate, total [as SO4] | 0 | 3 | 0 | ||
| Chlorine, total residual | 0 | 1 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2017 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID LA0033243 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.