Clean Water Act discharge permit · NPDES LA0038628
SUNSET TOWN OF - WWTP, Sunset, LA: NPDES LA0038628 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
SUNSET TOWN OF - WWTP, held by TOWN OF SUNSET, holds NPDES permit LA0038628, which discharges to Unnamed Ditch. EPA’s file records it issued February 19, 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 | SUNSET TOWN OF - WWTP |
|---|---|
| Permittee as filed | TOWN OF SUNSET |
| NPDES ID | LA0038628 |
| 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 | February 19, 2020 |
| Expiration date | February 28, 2025 |
| Address | Sunset, LA 70584 |
| Receiving water | UNNAMED DITCH |
| Subwatershed | Bayou Bourbeux-Grand Coteau (HUC 080801030103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 9Under a numeric limit
- 7With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 4 | 183 | 177 | June 30, 2026 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 12 | 182 | 173 | June 30, 2026 | 3,157% over the limit |
| Solids, total suspended | 12 | 141 | 132 | June 30, 2026 | 11,515% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 97 | 88 | June 30, 2026 | 3,776% over the limit |
| Oxygen, dissolved [DO] | 2 | 8 | 5 | June 30, 2026 | 27% over the limit |
| pH | 4 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 6 | 0 | ||
| Nitrogen, total [as N] | 3 | 0 | 0 | ||
| Phosphorus, total [as P] | 3 | 0 | 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
- 11Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 13, 2021 | WW SSO - Improper Operation and Maintenance | ST6 |
| April 19, 2020 | WW SSO - Discharge to Waters | ST6 |
| October 2, 2019 | Effluent Violations - Reported Fish Kill | ST6 |
| September 30, 2019 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| May 9, 2019 | WW SSO - Discharge to Waters | ST6 |
| May 9, 2019 | WW SSO - Improper Operation and Maintenance | ST6 |
| February 21, 2019 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| February 21, 2019 | WW SSO - Improper Operation and Maintenance | ST6 |
| February 21, 2019 | WW SSO - Discharge to Waters | ST6 |
| February 21, 2019 | Management Practice Violations - Failure to Maintain Records | ST6 |
| December 31, 2018 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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.
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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 LA0038628 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.