Clean Water Act discharge permit · NPDES LA0113557
ENTERGY LOUISIANA, LLC- PERRYVILLE GENERATING PLANT, Alexandria, LA: NPDES LA0113557 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 22Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
ENTERGY LOUISIANA, LLC- PERRYVILLE GENERATING PLANT, held by Entergy Louisiana, LLC- Perryville Generating Station, holds NPDES permit LA0113557. EPA’s file records it issued May 22, 2015 and expiring June 30, 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- PERRYVILLE GENERATING PLANT |
|---|---|
| Permittee as filed | Entergy Louisiana, LLC- Perryville Generating Station |
| NPDES ID | LA0113557 |
| 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 | May 22, 2015 |
| Expiration date | June 30, 2020 |
| Address | Alexandria, LA 71280 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Horse Bayou-Bayou Bartholomew (HUC 080402051003) |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler LAR000048652; ICIS-AIR source LA0000002207300112 |
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
- 26Pollutants on file
- 22Under a numeric limit
- 19With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Whole Effluent Toxicity [WET] - P. promelas | 0 | 10 | 10 | February 29, 2024 | 100% over the limit |
| Whole Effluent Toxicity [WET] - C. dubia | 0 | 6 | 6 | November 30, 2025 | 100% over the limit |
| Carbon, tot organic [TOC] | 3 | 7 | 2 | December 31, 2016 | 222% over the limit |
| Solids, total suspended | 5 | 8 | 1 | October 31, 2017 | 73% over the limit |
| Zinc, total [as Zn] | 2 | 8 | 1 | August 31, 2011 | 463% over the limit |
| Calculated limit | 0 | 20 | 0 | ||
| Flow, in conduit or thru treatment plant | 12 | 14 | 0 | ||
| pH | 8 | 12 | 0 | ||
| Oil and grease | 8 | 11 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 8 | 0 | ||
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 2 | 6 | 0 | ||
| Chlorine, free available | 2 | 4 | 0 | ||
| Lead, total [as Pb] | 1 | 3 | 0 | ||
| Benzene | 1 | 3 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 1 | 3 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 0 | 3 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 2 | 0 | 0 | ||
| BTEX | 1 | 0 | 0 | ||
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 1 | 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 LA0113557.
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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Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
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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 LA0113557 there.
Nearby on the register
- Discharge permits in Alexandria
- Every permit record in Alexandria, A to Z
- Discharge permits in Louisiana
- Every permit record in Louisiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.