Clean Water Act discharge permit · NPDES LA0125393
EDISON CHOUEST OFFSHORE, Galliano, LA: NPDES LA0125393 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
EDISON CHOUEST OFFSHORE, held by GALLIANO MARINE SERVICE LLC, holds NPDES permit LA0125393. EPA’s file records it issued September 16, 2016 and expiring October 31, 2021. 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 | EDISON CHOUEST OFFSHORE |
|---|---|
| Permittee as filed | GALLIANO MARINE SERVICE LLC |
| NPDES ID | LA0125393 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 16, 2016 |
| Expiration date | October 31, 2021 |
| Address | Galliano, LA 70354 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Breton Canal (HUC 080903010406) |
| SIC | 4226 – Special Warehousing And Storage |
| Other EPA IDs (FRS) | RCRA handler LAD981599632 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 13Pollutants on file
- 12Under a numeric limit
- 13With 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 | 13 | 51 | 25 | February 28, 2026 | 398% over the limit |
| BOD, 5-day, 20 deg. C | 12 | 36 | 14 | October 31, 2023 | 99,999% over the limit |
| Enterococci | 0 | 8 | 8 | June 30, 2024 | 99,999% over the limit |
| Coliform, fecal general | 12 | 26 | 4 | September 30, 2023 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 22 | 62 | 0 | ||
| pH | 22 | 54 | 0 | ||
| Oil and grease | 5 | 18 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 4 | 12 | 0 | ||
| Carbon, tot organic [TOC] | 2 | 8 | 0 | ||
| BTEX | 2 | 5 | 0 | ||
| Oil & Grease | 2 | 3 | 0 | ||
| Benzene | 2 | 3 | 0 | ||
| Lead, total [as Pb] | 2 | 2 | 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 LA0125393.
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, LA0125393.
Start the watch
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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 LA0125393 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.