Clean Water Act discharge permit · NPDES LA0123587
NUCOR STEEL DIRECT REDUCED IRON FACILITY, Convent, LA: NPDES LA0123587 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 20Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
NUCOR STEEL DIRECT REDUCED IRON FACILITY, held by NUCOR STEEL LOUISIANA LLC, holds NPDES permit LA0123587. EPA’s file records it issued July 18, 2013 and expiring July 31, 2018. 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 | NUCOR STEEL DIRECT REDUCED IRON FACILITY |
|---|---|
| Permittee as filed | NUCOR STEEL LOUISIANA LLC |
| NPDES ID | LA0123587 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 18, 2013 |
| Expiration date | July 31, 2018 |
| Address | Convent, LA 70723 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Claiborne Island (HUC 080701000105) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 20Pollutants on file
- 20Under a numeric limit
- 17With a violation of any kind
- 7With 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 | 14 | 25 | 21 | December 31, 2022 | 308% over the limit |
| Coliform, fecal general | 10 | 7 | 7 | September 30, 2022 | 3,580% over the limit |
| Carbon, tot organic [TOC] | 12 | 14 | 4 | June 30, 2024 | 220% over the limit |
| pH range excursions, > 60 minutes | 2 | 4 | 2 | September 30, 2016 | 2,147,483,650% over the limit |
| BOD, 5-day, 20 deg. C | 10 | 2 | 2 | September 30, 2023 | 37% over the limit |
| Oil and grease | 13 | 13 | 1 | July 31, 2017 | 100% over the limit |
| pH range excursions, monthly total accum | 2 | 3 | 1 | December 31, 2013 | 223% over the limit |
| pH | 34 | 26 | 0 | ||
| Flow, in conduit or thru treatment plant | 36 | 24 | 0 | ||
| Temperature, water deg. fahrenheit | 11 | 7 | 0 | ||
| Chlorine, total residual | 9 | 2 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 2 | 2 | 0 | ||
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 2 | 2 | 0 | ||
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 2 | 2 | 0 | ||
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 2 | 2 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute D. pulex | 1 | 1 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 1 | 1 | 0 | ||
| Whole effluent toxicity - retest #1 | 4 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 4 | 0 | 0 | ||
| Whole Effluent Toxicity - Retest #3 | 4 | 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 LA0123587.
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 LA0123587 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 15, 2026.