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Water Transportation — NPDES discharge permits in Ohio

Of the 12 permits in EPA's SIC 44 in OH, 3 went over a limit between 2025-10-01 and 2026-09-30 (Nitrogen, ammonia total [as N]: 2; E. coli, MTEC-MF: 1; Solids, total suspended: 1). 1 is 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.

FacilityLast 12 monthsPermit
Miller Boat Lines, Inc.
OH0126977 · Ferries
Over a limit 6×: Nitrogen, ammonia total [as N] (4×), E. coli, MTEC-MF (2×)Expires Mar 31, 2030
Toussaint River Marina
OH0130087 · Marinas
Over a limit 2×: Solids, total suspended (2×)Expires Dec 31, 2030
Meinke Marina & Camground
OH0130290 · Marinas
Over a limit 1×: Nitrogen, ammonia total [as N] (1×)Expires Jul 31, 2031
Carroll Twp Treatment Services Inc
OH0095575 · Marinas
No value over a limitRenewal application due Mar 4, 2027
Kelleys Island Seaway Marina
OH0119377 · Marinas
No value over a limitRenewal application due Mar 4, 2027
Kinder Morgan Energy Partners OLP C
OH0107301 · Marine Cargo Handling
No value over a limitRenewal application due Jun 3, 2027
MWCD - Tappan Lake Marina
OH0149039 · Marinas
No value over a limitExpires Dec 31, 2030
Pittsburgh & Conneaut Dock Company
OH0000175 · Water Transportation Services
No value over a limitRenewal application due Jun 3, 2027
Toledo-Lucas County Port Authority Facility No. 1
OH0143600 · Marine Cargo Handling
No value over a limitExpires Sep 30, 2030
WTPS - River Transportation Terminal
OH0105716 · Marine Cargo Handling
No value over a limitExpires Oct 31, 2030
Warren Co Brd of Comm
OH0041629 · Marine Cargo Handling
No value over a limitPermit past the expiry date EPA's file holds
West Bay Inn
OH0143642 · Marinas
No value over a limitRenewal application due May 4, 2027

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=44, 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