Clean Water Act discharge permit · NPDES LA0118702
ALLIED SHIPYARD INC - LAROSE FACILITY, Larose, LA: NPDES LA0118702 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ALLIED SHIPYARD INC - LAROSE FACILITY, held by Allied Shipyard, Inc.- Larose Facility, holds NPDES permit LA0118702. EPA’s file records it issued September 29, 2020 and expiring October 31, 2025. 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 | ALLIED SHIPYARD INC - LAROSE FACILITY |
|---|---|
| Permittee as filed | Allied Shipyard, Inc.- Larose Facility |
| NPDES ID | LA0118702 |
| 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 29, 2020 |
| Expiration date | October 31, 2025 |
| Address | Larose, LA 70373 |
| Subwatershed | Bayou L'Eau Bleu (HUC 080903020504) |
| SIC | 3731 – Ship Building And Repairing |
| Other EPA IDs (FRS) | RCRA handler LAD008195968; ICIS-AIR source LA0000002205700118 |
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
- 10Pollutants on file
- 10Under a numeric limit
- 0With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 12 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 12 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 0 | 0 | ||
| Solids, total suspended | 4 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Phosphorus, total [as P] | 4 | 0 | 0 | ||
| Carbon, tot organic [TOC] | 4 | 0 | 0 | ||
| Coliform, fecal general | 4 | 0 | 0 | ||
| Nitrogen, organic total [as N] | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES LA0118702.
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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 3, 2020 | Failure to properly conduct industrial stormwater inspections | ST6 |
| September 3, 2020 | Failure to develop, maintain, or get approval of an adequate SWPPP (industrial stormwater) | ST6 |
| September 3, 2020 | Management Practice Violations - Failure to Develop Adequate SPCC Plan | ST6 |
| March 31, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2018 | 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
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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 LA0118702 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.