Clean Water Act discharge permit · NPDES LAG380138
ST MARY PARISH WATER & SEWER COMMISSION #3 - WATER TREATMENT PLANT, Centerville, LA: NPDES LAG380138 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
ST MARY PARISH WATER & SEWER COMMISSION #3 - WATER TREATMENT PLANT, held by ST MARY PARISH WATER WORKS DISTRICT #5, holds NPDES permit LAG380138. EPA’s file records it issued December 17, 2020 and expiring December 16, 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 | ST MARY PARISH WATER & SEWER COMMISSION #3 - WATER TREATMENT PLANT |
|---|---|
| Permittee as filed | ST MARY PARISH WATER WORKS DISTRICT #5 |
| NPDES ID | LAG380138 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 17, 2020 |
| Expiration date | December 16, 2025 |
| Address | Centerville, LA 70522 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Atchafalaya Basin Main Channel-Wax Lake Outlet (HUC 080801010408) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 1With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 4 | 5 | 5 | January 31, 2026 | 157% over the limit |
| pH | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Chloride [as Cl] | 2 | 0 | 0 | ||
| Iron, total recoverable | 2 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES LAG380138.
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.
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 LAG380138 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.