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Of the 12 permits in EPA's SIC 45 in OH, 2 went over a limit between 2025-10-01 and 2026-09-30 (BOD, carbonaceous [5 day, 20 C]: 2; Oxygen, dissolved [DO]: 1; Propylene glycol, total: 1). 2 are past the expiry date EPA's file holds; 6 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.
| Facility | Last 12 months | Permit |
|---|---|---|
| Columbus Mun Airport Authority OH0124311 · Airports, Flying Fields, & Services | Over a limit 9×: Oxygen, dissolved [DO] (6×), Propylene glycol, total (1×), BOD, carbonaceous [5 day, 20 C] (1×) | Renewal application due Sep 2, 2027 |
| Elyria Airport Ltd OH0150398 · Airports, Flying Fields, & Services | Over a limit 3×: BOD, carbonaceous [5 day, 20 C] (3×) | Renewal application overdue |
| Akron-Canton Airport OH0101320 · Airports, Flying Fields, & Services | No value over a limit | Expires Aug 31, 2029 |
| City of Cleveland, Cleveland Hopkins Internationa OH0122068 · Airports, Flying Fields, & Services | No value over a limit | Expires Aug 31, 2029 |
| Clinton County Port Authority OH0096644 · Air Courier Services | No value over a limit | Permit past the expiry date EPA's file holds |
| Columbus Regional Airport Authority OH0081639 · Airports, Flying Fields, & Services | No value over a limit | Renewal application due May 4, 2027 |
| Dayton, City of OH0096393 · Air Transportation, Scheduled | No value over a limit | Permit past the expiry date EPA's file holds |
| ODOT Office of Aviation OH0124036 · Airports, Flying Fields, & Services | No value over a limit | Expires Dec 31, 2028 |
| Priority Air Charter, LLC OH0139246 · Airports, Flying Fields, & Services | No value over a limit | Expires Dec 31, 2030 |
| The Goodyear Tire & Rubber Co OH0000892 · Airports, Flying Fields, & Services | No value over a limit | Renewal application due Apr 3, 2027 |
| Toledo Lucas Co Port Auth OH0137901 · Airports, Flying Fields, & Services | No value over a limit | Renewal application due Mar 4, 2027 |
| Wright Bros Aero Inc OH0071781 · Airports, Flying Fields, & Services | No value over a limit | Renewal application overdue |
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=45, 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