Clean Water Act discharge permit · NPDES LA0007579
ENTERGY LOUISIANA, LLC- STERLINGTON GENERATING PLANT, Sterlington, LA: NPDES LA0007579 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 21Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ENTERGY LOUISIANA, LLC- STERLINGTON GENERATING PLANT, held by Entergy Louisiana, LLC- Sterlington Generating Plant, holds NPDES permit LA0007579, which discharges to Ouachita. EPA’s file records it issued July 31, 2015 and expiring August 31, 2020. 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 | ENTERGY LOUISIANA, LLC- STERLINGTON GENERATING PLANT |
|---|---|
| Permittee as filed | Entergy Louisiana, LLC- Sterlington Generating Plant |
| NPDES ID | LA0007579 |
| 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 31, 2015 |
| Expiration date | August 31, 2020 |
| Address | Sterlington, LA 71280 |
| Receiving water | OUACHITA |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Jones Bayou-Ouachita River (HUC 080402020705) |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler LAD044498632; ICIS-AIR source LA0000002207300004 |
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
- 31Pollutants on file
- 21Under a numeric limit
- 28With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 16 | 9 | 0 | ||
| pH | 12 | 8 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 8 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 0 | 8 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 8 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 0 | 8 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 8 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 0 | 8 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 8 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 0 | 8 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 0 | 8 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 0 | 8 | 0 | ||
| Solids, total suspended | 5 | 7 | 0 | ||
| Oil and grease | 9 | 6 | 0 | ||
| Carbon, tot organic [TOC] | 6 | 4 | 0 | ||
| Copper, total [as Cu] | 4 | 2 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 2 | 0 | ||
| Zinc, total [as Zn] | 2 | 2 | 0 | ||
| Chlorine, free available | 2 | 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 | 2 | 2 | 0 | ||
| Coef Of Var Static Renewal 48Hr Acute Pimephales promelas | 2 | 2 | 0 | ||
| Lead, total [as Pb] | 1 | 1 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 1 | 1 | 0 | ||
| Benzene | 1 | 1 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Iron, total [as Fe] | 2 | 0 | 0 | ||
| Mercury, total [as Hg] | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES LA0007579.
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 LA0007579.
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 LA0007579 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.