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National Security and International Affairs — NPDES discharge permits in Ohio

Of the 7 permits in EPA's SIC 97 in OH, 0 went over a limit between 2025-10-01 and 2026-09-30. 0 are past the expiry date EPA's file holds; 3 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Columbia Local School District
OH0148369 · International Affairs
No value over a limitRenewal application due Sep 2, 2027
Ohio Adjutant General Department
OH0145564 · National Security
No value over a limitExpires May 31, 2029
Ohio Air National Guard 121 ARW
OH0124095 · National Security
No value over a limitRenewal application overdue
Ohio Air National Guard 179th Cyberspace Wing
OH0125466 · National Security
No value over a limitExpires Sep 30, 2029
U.S. Air Force Wright-Patterson Air Force Base
OH0105422 · National Security
No value over a limitExpires Sep 30, 2030
USAF Air Natl Guard
OH0003760 · National Security
No value over a limitRenewal application due Jul 4, 2027
Wright-Patterson Air Force Base
OH0010243 · National Security
No value over a limitExpires Nov 30, 2030

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=97, narrowed with &over_limit=true, &parameter=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