Clean Water Act discharge permit · NPDES LA0106488
PLAQUEMINES PARISH GOVERNMENT- EMPIRE SHIPYARD, Empire, LA: NPDES LA0106488 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
PLAQUEMINES PARISH GOVERNMENT- EMPIRE SHIPYARD, held by Plaquemines Parish Government- Empire Shipyard, holds NPDES permit LA0106488, which discharges to Doullut Canal. EPA’s file records it issued July 8, 2016 and expiring July 31, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PLAQUEMINES PARISH GOVERNMENT- EMPIRE SHIPYARD |
|---|---|
| Permittee as filed | Plaquemines Parish Government- Empire Shipyard |
| NPDES ID | LA0106488 |
| 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 | July 8, 2016 |
| Expiration date | July 31, 2021 |
| Address | Empire, LA 70050 |
| Receiving water | DOULLUT CANAL |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Buras Drainage Canal (HUC 080903010604) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 8Under a numeric limit
- 9With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | 2 | 20 | 9 | February 28, 2026 | 356% over the limit |
| Oil & Grease | 2 | 5 | 2 | May 31, 2025 | 133% over the limit |
| Carbon, tot organic [TOC] | 2 | 12 | 1 | April 30, 2025 | 240% over the limit |
| pH | 8 | 28 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 24 | 0 | ||
| Oil and grease | 0 | 11 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 4 | 0 | ||
| Solids, total suspended | 4 | 4 | 0 | ||
| Coliform, fecal general | 4 | 4 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 30, 2018 | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | ST6 |
| August 30, 2018 | WW Storm Water Non-Construction - Failure to Maintain Records | 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 LA0106488 there.
Nearby on the register
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- Every permit record in Louisiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.