Clean Water Act discharge permit · NPDES LA0043974
VILLAGE OF MER ROUGE, Mer Rouge, LA: NPDES LA0043974 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
VILLAGE OF MER ROUGE, held by MER ROUGE, VILLAGE OF, holds NPDES permit LA0043974, which discharges to Little Bayou Galion. EPA’s file records it issued March 27, 2018 and expiring April 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | VILLAGE OF MER ROUGE |
|---|---|
| Permittee as filed | MER ROUGE, VILLAGE OF |
| NPDES ID | LA0043974 |
| 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 | March 27, 2018 |
| Expiration date | April 30, 2023 |
| Address | Mer Rouge, LA 71261 |
| Receiving water | LITTLE BAYOU GALION |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Upper Bayou Galion (HUC 080500011101) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 6With a violation of any kind
- 4With 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 | 6 | 39 | 30 | February 28, 2026 | 182% over the limit |
| Coliform, fecal general | 4 | 33 | 27 | September 30, 2024 | 99,999% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 6 | 17 | 8 | January 31, 2021 | 71% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 14 | 5 | July 31, 2024 | 131% 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 25, 2018 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| December 31, 2017 | Permit Violations - Violation Specified in Comment | ST6 |
| May 4, 2017 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| January 31, 2017 | Effluent Violations - Numeric effluent violation | 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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, LA0043974.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 LA0043974 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.