Passage Data · Check a report · Use it from your AI

Water Supply — NPDES discharge permits in Ohio

Of the 147 permits in EPA's SIC 4941 in OH, 30 went over a limit between 2025-10-01 and 2026-09-30 (Solids, total suspended: 15; Iron, suspended: 8; Chlorine, total residual: 3); 1 has no reports in EPA's file for that window. 17 are past the expiry date EPA's file holds; 65 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Hecla Water Association
OH0076031 · Water Supply
Over a limit 11×: BOD, carbonaceous [5 day, 20 C] (8×), pH (3×)Renewal application due Dec 2, 2026
Attica Water Treatment Plant
OH0141861 · Water Supply
Over a limit 9×: Iron, suspended (9×)Expires Sep 30, 2029
Madison County Commissioners
OH0101940 · Water Supply
Over a limit 9×: Solids, total suspended (9×)Permit past the expiry date EPA's file holds
Ney, Village of
OH0130141 · Water Supply
Over a limit 7×: Iron, suspended (6×), Solids, total suspended (1×)Renewal application due Aug 4, 2027
City of Mansfield
OH0003867 · Water Supply
Over a limit 4×: Solids, total suspended (4×)Expires Mar 31, 2029
City of Delaware
OH0142476 · Water Supply
Over a limit 3×: Strontium, total recoverable, ug/L (2×), Solids, total suspended (1×)Renewal application due Jun 3, 2027
Glendale, Village of
OH0123072 · Water Supply
Over a limit 3×: Solids, total suspended (2×), Chlorine, total residual (1×)Renewal application due Mar 4, 2027
Pomeroy WTP
OH0128198 · Water Supply
Over a limit 3×: Solids, total suspended (2×), Iron, suspended (1×)Expires Jul 31, 2031
Belmont Co Water & Sewer Dist
OH0149055 · Water Supply
Over a limit 2×: Solids, total suspended (2×)Permit past the expiry date EPA's file holds
Canton PWS Sugar Creek Plant
OH0008486 · Water Supply
Over a limit 2×: Manganese, suspended (2×)Expires Mar 31, 2031
Christiansburg, Village of
OH0137685 · Water Supply
Over a limit 2×: Iron, suspended (2×)Renewal application due Aug 4, 2027
City of Bryan Utilities Water Treatment Plant
OH0030481 · Water Supply
Over a limit 2×: Iron, suspended (2×)Expires Mar 31, 2031
Loudonville WTP
OH0041840 · Water Supply
Over a limit 2×: Solids, total suspended (2×)Expires Apr 30, 2030
Pataskala, City of
OH0130940 · Water Supply
Over a limit 2×: Toxicity [acute], Ceriodaphnia dubia (2×)Renewal application due Sep 2, 2027
Village of Freeport Water Treatment Plant
OH0148920 · Water Supply
Over a limit 2×: Solids, total suspended (2×)Expires Feb 28, 2031
Ada Water Treatment Plant
OH0102458 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Expires Jan 31, 2031
Bob McEwen Water Treatment Plant
OH0112810 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Renewal application due Jul 4, 2027
City of Bellevue
OH0057827 · Water Supply
Over a limit 1×: Chlorine, total residual (1×)Expires Dec 31, 2028
City of Logan WTP
OH0008656 · Water Supply
Over a limit 1×: Toxicity [acute], Ceriodaphnia dubia (1×)Renewal application due Nov 2, 2027
City of London
OH0041734 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Expires Jun 30, 2029
Doylestown, Village of
OH0144291 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Renewal application due May 4, 2027
Portage Co Water Resources
OH0112232 · Water Supply
Over a limit 1×: Chlorine, total residual (1×)Renewal application due Mar 4, 2027
Sugarcreek Village of
OH0120413 · Water Supply
Over a limit 1×: Iron, suspended (1×)Renewal application due Nov 2, 2027
Swanton Water Treatment Plant
OH0030830 · Water Supply
Over a limit 1×: Solids, total dissolved- 180 deg. C (1×)Expires Jul 31, 2030
Tupper Plains Chester Water District WTP
OH0030643 · Water Supply
Over a limit 1×: pH (1×)Expires Apr 30, 2029
Upper Sandusky,City of
OH0143383 · Water Supply
Over a limit 1×: Solids, total dissolved- 180 deg. C (1×)Renewal application overdue
Village of New Vienna
OH0047198 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Permit past the expiry date EPA's file holds
Village of Sycamore
OH0078255 · Water Supply
Over a limit 1×: Iron, suspended (1×)Expires Feb 28, 2031
Wellston, City of
OH0031780 · Water Supply
Over a limit 1×: Solids, total suspended (1×)Renewal application due Feb 2, 2028
Yellow Springs Village of
OH0147753 · Water Supply
Over a limit 1×: Iron, suspended (1×)Permit past the expiry date EPA's file holds
Adams County Regional Water District
OH0031810 · Water Supply
No value over a limitExpires Jun 30, 2031
Aqua Ohio - Struthers Division - Poland WTP
OH0045446 · Water Supply
No value over a limitExpires Jun 30, 2029
Aqua Ohio Water Co - Tiffin WTP
OH0122467 · Water Supply
No value over a limit; 7 required values not reportedExpires Apr 30, 2031
Aqua Ohio Water Co Inc
OH0008982 · Water Supply
No value over a limitRenewal application due Jul 4, 2027
Aqua Ohio Water Co Inc
OH0033723 · Water Supply
No value over a limitExpires Apr 30, 2029
Aqua Ohio Water Co Inc
OH0138631 · Water Supply
No value over a limitRenewal application due Sep 2, 2027
Ashland WTP
OH0008991 · Water Supply
No value over a limit; 4 required values not reportedExpires May 31, 2030
Buckeye Water District
OH0139220 · Water Supply
No value over a limitRenewal application due Aug 4, 2027
Bucyrus Water Treatment Plant (#2)
OH0146480 · Water Supply
No value over a limitExpires Jul 31, 2030
Burr Oak Regional Water District
OH0030333 · Water Supply
No value over a limitExpires Mar 31, 2030
CITY OF ATHENS WATER TREATMENT PLANT
OH0030139 · Water Supply
No value over a limitExpires Feb 28, 2030
Carroll W & SD
OH0125440 · Water Supply
No value over a limitRenewal application due Feb 2, 2028
Chemours CRG
OH0139696 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
City Of Westerville
OH0008575 · Water Supply
No value over a limitRenewal application due Feb 2, 2028
City of Akron Water Treatment Plant
OH0000612 · Water Supply
No value over a limitExpires Oct 31, 2029
City of Bowling Green
OH0030848 · Water Supply
No value over a limitRenewal application due May 4, 2027
City of Cleveland Division of Water
OH0000647 · Water Supply
No value over a limitRenewal application due Feb 1, 2027
City of Cleveland Division of Water
OH0000817 · Water Supply
No value over a limitExpires Jun 30, 2029
City of Columbiana
OH0030881 · Water Supply
No value over a limitRenewal application overdue
City of Columbus Dept of Utilities
OH0030716 · Water Supply
No value over a limitRenewal application due May 4, 2027
City of Cuyahoga Falls
OH0001091 · Water Supply
No value over a limitExpires Feb 28, 2029
City of Ironton
OH0008516 · Water Supply
No value over a limitRenewal application due Mar 4, 2027
City of Milford
OH0030309 · Water Supply
No value over a limit; 1 required values not reportedRenewal application due Dec 3, 2027
City of Napoleon
OH0029963 · Water Supply
No value over a limitRenewal application due Apr 3, 2027
City of Oakwood
OH0096491 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
City of Oakwood
OH0105449 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
City of Oregon Water Plant
OH0041815 · Water Supply
No value over a limitExpires May 31, 2030
City of Orrville
OH0122122 · Water Supply
No value over a limitRenewal application due Dec 2, 2026
City of Oxford WTP
OH0151774 · Water Supply
No value over a limitExpires Jun 30, 2031
City of Toronto WTP
OH0059234 · Water Supply
No value over a limitExpires Mar 31, 2031
City of Van Wert
OH0135569 · Water Supply
No value over a limit; 2 required values not reportedExpires Dec 31, 2029
City of Waverly
OH0107824 · Water Supply
No value over a limitRenewal application due Sep 2, 2027
City of Wilmington Water Dept
OH0041891 · Water Supply
No value over a limitRenewal application due Jan 2, 2028
Clermont Co SD
OH0040720 · Water Supply
No value over a limitRenewal application overdue
Clyde, City of
OH0030554 · Water Supply
No value over a limitRenewal application due Sep 2, 2027
Dayton Water Supply & Treatment
OH0151790 · Water Supply
No value over a limitExpires Jun 30, 2031
Defiance Municipal WTP
OH0078417 · Water Supply
No value over a limitExpires Dec 31, 2028
Del-Co Water Co Inc
OH0124222 · Water Supply
No value over a limitExpires Jun 30, 2029
Del-Co Water Company Inc
OH0030538 · Water Supply
No value over a limitRenewal application due Jun 3, 2027
Del-Co Water Company Inc
OH0124494 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Dept of Public Utilities City of Cols
OH0029891 · Water Supply
No value over a limitRenewal application due Feb 2, 2028
Earnhart Hill Regional W & SD
OH0008672 · Water Supply
No value over a limitRenewal application due Jun 3, 2027
Earnhart Hill Regional W & SD
OH0136395 · Water Supply
No value over a limitRenewal application due Jul 4, 2027
East Liverpool WTP
OH0030341 · Water Supply
No value over a limitExpires Feb 28, 2030
Eaton, City of
OH0010707 · Water Supply
No value over a limitRenewal application due Mar 4, 2027
Enon, Village of
OH0029343 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Felicity Water Treatment Plant
OH0127051 · Water Supply
No value over a limit; 6 required values not reportedExpires Apr 30, 2031
Fletcher, City of
OH0040924 · Water Supply
No value over a limitRenewal application due Jun 3, 2027
GALLIA CO RURAL WATER ASSOCIATION INC
OH0006416 · Water Supply
No value over a limitExpires Mar 31, 2031
Greater Cincinnati Water Works
OH0009083 · Water Supply
No value over a limitRenewal application due Apr 3, 2028
Harrison Co Brd Comm
OH0099295 · Water Supply
No value over a limitRenewal application due Jul 4, 2027
Highland County Water Co Inc
OH0008923 · Water Supply
No value over a limitRenewal application due Dec 2, 2026
Home Road Water Plant
OH0151752 · Water Supply
No value over a limitExpires Mar 31, 2031
Honda of America Mfg Inc
OH0097039 · Water Supply
No value over a limitRenewal application due Mar 4, 2027
Huron, City of
OH0029823 · Water Supply
No value over a limitRenewal application due Nov 1, 2026
Jackson County Water Co., Inc. - Trippieville
OH0151795 · Water Supply
No reports in EPA's file for the windowExpires Aug 31, 2031
Johnstown, Village of
OH0120936 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Kelleys Island, Village of
OH0130451 · Water Supply
No value over a limitRenewal application due May 4, 2027
Lake County Water Plant - East
OH0107379 · Water Supply
No value over a limitExpires May 31, 2031
Le-Ax Water District
OH0120782 · Water Supply
No value over a limitExpires Dec 31, 2029
Leading Creek Consrvy Dist
OH0099279 · Water Supply
No value over a limitRenewal application due Nov 2, 2027
Lisbon Board of Public Affairs
OH0083682 · Water Supply
No value over a limitExpires Jun 30, 2031
Malta Village, of
OH0099783 · Water Supply
No value over a limitRenewal application due Sep 2, 2027
Manchester Farms WTP
OH0142930 · Water Supply
No value over a limitExpires Apr 30, 2030
Maysville Regional Water Distirct
OH0120669 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Miamisburg, City of
OH0147711 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Millersport, Village of
OH0136379 · Water Supply
No value over a limitRenewal application due Aug 4, 2027
Montpelier, Village of
OH0138177 · Water Supply
No value over a limitRenewal application overdue
North Baltimore, Village of
OH0041637 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Northern Area Water Authority
OH0134147 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Norwalk Water Treatment Plant
OH0041645 · Water Supply
No value over a limitExpires Jun 30, 2030
Oberlin City of
OH0045195 · Water Supply
No value over a limitRenewal application overdue
Orwell WTP
OH0123480 · Water Supply
No value over a limit; 8 required values not reportedExpires Aug 31, 2030
Ottawa County Regional Water Treatment Plant
OH0122157 · Water Supply
No value over a limitExpires Aug 31, 2030
Parsons Avenue Water Plant
OH0081604 · Water Supply
No value over a limitExpires Jul 31, 2031
Paulding, Village of
OH0030953 · Water Supply
No value over a limitRenewal application overdue
Pierce Union Batavia WTP
OH0040711 · Water Supply
No value over a limit; 2 required values not reportedExpires Jan 31, 2031
Pike Water Inc
OH0094561 · Water Supply
No value over a limitExpires Nov 30, 2028
Pleasant City, Village of
OH0124915 · Water Supply
No value over a limitExpires May 31, 2029
Portage County Water Resources
OH0121975 · Water Supply
No value over a limitRenewal application due Dec 2, 2026
Portsmouth Water Treatment Plant
OH0008621 · Water Supply
No value over a limit; 11 required values not reportedExpires Apr 30, 2031
Richwood, Village of
OH0054500 · Water Supply
No value over a limitRenewal application due Jan 1, 2027
Rittman WTP
OH0134619 · Water Supply
No value over a limit; 16 required values not reportedExpires Apr 30, 2031
Roseville,Village of
OH0031496 · Water Supply
No value over a limitRenewal application due May 4, 2027
Ross County Water Company Inc
OH0059927 · Water Supply
No value over a limitRenewal application due Apr 3, 2027
Ross County Water Company Inc
OH0127949 · Water Supply
No value over a limitRenewal application due Aug 4, 2027
Salem Water Treatment/Filtration Plant
OH0030902 · Water Supply
No value over a limitExpires Jan 31, 2030
Scioto County Regional Water District No. 1
OH0031674 · Water Supply
No value over a limitExpires Feb 28, 2030
Scioto Water Inc
OH0144614 · Water Supply
No value over a limitRenewal application due Apr 3, 2028
Sebring, Village of
OH0030368 · Water Supply
No value over a limitRenewal application due Apr 3, 2027
Sidney, City of
OH0072567 · Water Supply
No value over a limitExpires Mar 31, 2029
Southwest Regional Water District
OH0010618 · Water Supply
No value over a limitRenewal application due May 4, 2027
Spring Valley Water Works
OH0040754 · Water Supply
No value over a limitExpires Jul 31, 2031
St Marys Water Treatment Plant
OH0003638 · Water Supply
No value over a limitExpires Jul 31, 2031
System Admin
OH0151605 · Water Supply
No value over a limitRenewal application due Jan 1, 2027
TCMSD Wilkshire Hills
OH0149110 · Water Supply
No value over a limitExpires May 31, 2031
Tate Monroe Water Assoc Inc
OH0010677 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Tate Monroe Water Assoc Inc
OH0137570 · Water Supply
No value over a limitRenewal application due Jan 1, 2027
Toledo WTP
OH0030759 · Water Supply
No value over a limitExpires Aug 31, 2030
Troyer Water System
OH0140783 · Water Supply
No value over a limitExpires Feb 28, 2030
Urbana, City of
OH0137618 · Water Supply
No value over a limitRenewal application due Jul 4, 2027
VILLAGE OF MALTA
OH0125041 · Water Supply
No value over a limitExpires Jan 31, 2031
Village of Andover
OH0092321 · Water Supply
No value over a limitRenewal application due Oct 3, 2027
Village of Byesville
OH0128112 · Water Supply
No value over a limitExpires Apr 30, 2029
Village of Coal Grove
OH0104558 · Water Supply
No value over a limit; 4 required values not reportedRenewal application due Jul 4, 2027
Village of Delta Water Treatment Plant
OH0041823 · Water Supply
No value over a limitRenewal application due Mar 4, 2027
Village of Piketon
OH0134830 · Water Supply
No value over a limitRenewal application due Dec 3, 2027
Village of Put-in-Bay Water Treatmen Plant
OH0126721 · Water Supply
No value over a limitExpires Jun 30, 2031
Village of Wilmot
OH0121533 · Water Supply
No value over a limitRenewal application due Jul 4, 2027
Wadsworth Water Treatment Plant
OH0101290 · Water Supply
No value over a limitExpires Jul 31, 2029
Walnut Creek Water Treatment Plant
OH0133345 · Water Supply
No value over a limitExpires Aug 31, 2030
Warren County Water & Sewer Dept
OH0148148 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
West Carrollton WTP wastewater works
OH0132217 · Water Supply
No value over a limitExpires Jul 31, 2031
Western Water Co
OH0042072 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
Winesburg Area Development Corp
OH0144126 · Water Supply
No value over a limitRenewal application overdue
Wyoming Water Works
OH0029866 · Water Supply
No value over a limitExpires Jul 31, 2029
Xenia WTP
OH0071641 · Water Supply
No value over a limitExpires Aug 31, 2031

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=4941, 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