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Of the 29 permits in EPA's SIC 4911 in LA, 9 went over a limit between 2025-10-01 and 2026-09-30 (Oil & Grease: 3; Solids, total suspended: 2; BOD, 5-day, 20 deg. C: 1). 10 are past the expiry date EPA's file holds; 5 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.
All Louisiana permitsAll states
| Facility | Last 12 months | Permit |
|---|---|---|
| Entergy Louisiana LLC - Calcasieu Plant LA0112704 · Electric Services | Over a limit 6×: Enterococci (2×), Coliform, fecal general (2×), Oil & Grease (2×) | Expires Feb 28, 2030 |
| EthosEnergy Power Operations LA0005398 · Electric Services | Over a limit 4×: Solids, total suspended (4×) | Expires Oct 31, 2029 |
| Entergy Louisiana, LLC- Perryville Generating Station LA0113557 · major · Electric Services | Over a limit 2×: Whole Effluent Toxicity [WET] - C. dubia (2×) | Permit past the expiry date EPA's file holds |
| Entergy Operations Inc - Waterford 3 Steam Electric Station LA0007374 · major · Electric Services | Over a limit 2×: BOD, 5-day, 20 deg. C (2×) | Expires May 31, 2030 |
| Entergy Louisiana LLC - Little Gypsy Generating Plant/J Wayne Leonard Power Stat LA0003191 · major · Electric Services | Over a limit 1×: Oil & Grease (1×) | Expires Sep 30, 2031 |
| Entergy Louisiana, LLC- Ninemile Point Generating Station LA0003093 · major · Electric Services | Over a limit 1×: pH (1×) | Renewal application due Jan 2, 2028 |
| Entergy Louisiana, LLC- Roy S. Nelson Plant (Coal Unit 6) LA0059030 · major · Electric Services | Over a limit 1×: Flow, in conduit or thru treatment plant (1×) | Renewal application due Nov 2, 2027 |
| Louisiana Energy & Power Authority (LEPA) - Morgan City Power Plant LA0126527 · Electric Services | Over a limit 1×: Oil & Grease (1×) | Expires Jun 30, 2031 |
| MAGNOLIA POWER LLC C/O KINDLE ENERGY LLC - MAGNOIA POWER GENERATING STATION 1 LA0127637 · major · Electric Services | Over a limit 1×: Solids, total suspended (1×) | Expires Nov 30, 2028 |
| BIG CAJUN I UNITS I and II LLC LA0003042 · major · Electric Services | No value over a limit | Expires Oct 31, 2029 |
| CLECO POWER LLC - ST MARY CLEAN ENERGY CENTER LA0127274 · Electric Services | No value over a limit | Expires Jun 30, 2029 |
| CLECO Power, LLC- Dolet Hills Power Station LA0062600 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Carville Energy LLC - Carville Energy Center LA0110604 · major · Electric Services | No value over a limit | Expires Sep 30, 2030 |
| Cleco Power, LLC - Acadia Power Station LA0112836 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Cleco Power, LLC - Evangeline Power Station LA0002879 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Cleco Power, LLC - Teche Power Station LA0002887 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Cleco Power, LLC- Rodemacher Power Station LA0008036 · major · Electric Services | No value over a limit | Expires Nov 30, 2030 |
| ENTERGY LOUISIANA LLC - LAKE CHARLES POWER STATION LA0127334 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Entergy Arkansas, LLC- Ouachita Plant LA0112780 · major · Electric Services | No value over a limit | Expires Oct 31, 2029 |
| Entergy Louisiana LLC - Washington Parish Energy Center LA0127394 · Electric Services | No value over a limit | Expires Jul 31, 2031 |
| Entergy Louisiana LLC - Waterford 1 & 2 Electric Generating Plant LA0007439 · major · Electric Services | No value over a limit | Renewal application due Apr 4, 2028 |
| Entergy Louisiana, LLC- Roy S. Nelson Generating Plant LA0005843 · major · Electric Services | No value over a limit | Renewal application overdue |
| Entergy Louisiana, LLC- Sterlington Generating Plant LA0007579 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Entergy New Orleans LLC - Michoud Electric Generating Plant - New Orleans Power LA0004324 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Entergy Operations, Inc.- River Bend Station LA0042731 · major · Electric Services | No value over a limit | Expires Apr 30, 2029 |
| LOUISIANA GENERATING LLC LA0054135 · major · Electric Services | No value over a limit | Renewal application due Mar 4, 2027 |
| Southwestern Electric Power Company - Arsenal Hill Power Plant LA0002925 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Southwestern Electric Power Company- Lieberman Power Plant LA0002917 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| TERREBONNE PARISH CONSOLIDATED GOVERNMENT LA0100820 · Electric Services | No value over a limit | Expires Sep 30, 2029 |
The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.
For programs and AI agents: this screen as JSON at /api/v1/permits?state=LA&sic=4911, narrowed with &over_limit=true, ¶meter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt
From EPA's ECHO data, not the permit document itself: your permit is the final word. All states