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Of the 31 permits in EPA's SIC 4911 in OH, 7 went over a limit between 2025-10-01 and 2026-09-30 (Oil and grease, hexane extr method: 3; Solids, total suspended: 3; Arsenic, total recoverable: 1). 6 are past the expiry date EPA's file holds; 10 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.
| Facility | Last 12 months | Permit |
|---|---|---|
| New Richmond Development Corporation LLC OH0009865 · Electric Services | Over a limit 19×: Solids, total suspended (19×) | Permit past the expiry date EPA's file holds |
| Cardinal Operating Company - Cardinal Plant OH0012581 · major · Electric Services | Over a limit 4×: Oil and grease, hexane extr method (2×), Arsenic, total recoverable (1×), Selenium, total recoverable (1×) | Expires Aug 31, 2030 |
| Trumbull Energy Center OH0148474 · Electric Services | Over a limit 4×: Nitrogen, ammonia total [as N] (4×) | Expires Apr 30, 2031 |
| FirstEnergy Properties Inc OH0001139 · major · Electric Services | Over a limit 3×: Oil and grease, hexane extr method (2×), Solids, total suspended (1×) | Permit past the expiry date EPA's file holds |
| Conesville Residual Waste Disposal Facility OH0076627 · Electric Services | Over a limit 2×: pH (2×) | Expires Mar 31, 2029 |
| Dynegy Energy Washington LLC OH0127841 · major · Electric Services | Over a limit 2×: Solids, total suspended (2×) | Renewal application overdue |
| Zimmer Power Company LLC OH0048836 · major · Electric Services | Over a limit 2×: Oil and grease, hexane extr method (2×) | Expires Nov 30, 2030 |
| AEP Generating Co OH0127892 · major · Electric Services | No value over a limit | Expires Oct 31, 2028 |
| DPL MacGregor Park Office Bld OH0096521 · Electric Services | No value over a limit | Expires Aug 31, 2030 |
| Davis-Besse Nuclear Power Station OH0003786 · major · Electric Services | No value over a limit | Expires Mar 31, 2031 |
| Dayton Power & Light Xenia Service Center OH0150096 · Electric Services | No value over a limit | Expires Apr 30, 2030 |
| Dover Light & Power OH0007994 · Electric Services | No value over a limit | Expires Oct 31, 2028 |
| Dynegy Miami Fort LLC OH0009873 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Eagle Creek Racine Hydro LLC OH0059561 · Electric Services | No value over a limit | Renewal application due Dec 2, 2026 |
| Energy Harbor Nuclear Corporation OH0063461 · major · Electric Services | No value over a limit | Renewal application due Apr 3, 2028 |
| FirstEnergy Generation LLC OH0011525 · major · Electric Services | No value over a limit | Expires Oct 31, 2028 |
| Gavin Power LLC OH0028762 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Hanging Rock Power Company LLC OH0127931 · major · Electric Services | No value over a limit | Expires Sep 30, 2030 |
| Kurtz Bros Inc OH0101427 · Electric Services | No value over a limit | Renewal application overdue |
| Lawrenceburg Road Ash Landfill OH0096687 · Electric Services | No value over a limit | Expires Jul 31, 2030 |
| Long Ridge Energy Generation LLC OH0145092 · Electric Services | No value over a limit | Renewal application due Aug 4, 2027 |
| NRG Power Midwest LP OH0011533 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Ohio Valley Electric Corp, Kyger Creek Station OH0005282 · major · Electric Services | No value over a limit | Renewal application due Mar 4, 2027 |
| Painesville Municipal Electric Plant OH0039357 · Electric Services | No value over a limit | Renewal application overdue |
| Rolling Hills Generating LLC OH0134821 · Electric Services | No value over a limit | Renewal application overdue |
| Toledo-Lucas County Port Authority OH0146617 · Electric Services | No value over a limit | Renewal application due Jun 3, 2027 |
| Troy Energy LLC OH0132373 · Electric Services | No value over a limit | Renewal application due Feb 2, 2028 |
| Vermillion Power LLC OH0032808 · Electric Services | No value over a limit | Expires Jan 31, 2029 |
| Walleye Power LLC OH0002925 · major · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Waterford Power LLC OH0127825 · major · Electric Services | No value over a limit | Expires Oct 31, 2028 |
| Westwood Ash Facility OH0112313 · Electric Services | No value over a limit | Expires Feb 28, 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=OH&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