EPA · discharge permits by state
Discharge permits in Ohio
- 2,882Current permits
- 182Major dischargers
- 2,730Individual permits
A major discharger is one EPA rates as significant on volume, toxicity or the water it reaches; the rest are minors. An individual permit is written for one operation, while general permit coverage applies a statewide permit to a site that qualifies for it.
This page gathers Ohio’s current permits three ways below — by the program they are issued under, by the city of the discharge, and by watershed. It names 4 programs, 313 cities and 695 watersheds. Each list says which set it covers.
Every permit’s record
Each of the 2,882 current permits in Ohio has a record page: the permittee, the receiving water, the status and dates, and its effluent limits and exceedances. Each city below lists its own; or every permit in Ohio, A to Z.
By what is permitted in Ohio
By city
- CINCINNATI56
- COLUMBUS41
- AKRON30
- DELAWARE27
- CHARDON26
- LIMA23
- DAYTON22
- ASHTABULA20
- CLEVES18
- FREMONT18
- CLEVELAND17
- ELYRIA17
- MANSFIELD17
- MARION17
- WILMINGTON17
- WOOSTER17
- ZANESVILLE17
- CIRCLEVILLE16
- DEFIANCE16
- MILLERSBURG16
- ASHLAND15
- CANTON15
- SPRINGFIELD15
- LANCASTER14
- WAPAKONETA14
- GREENVILLE13
- MARIETTA13
- MEDINA13
- TIFFIN13
- ATHENS12
- BOWLING GREEN12
- BUCYRUS12
- HAMILTON12
- HILLSBORO12
- LOGAN12
- LOUISVILLE12
- MASSILLON12
- NEW PHILADELPHIA12
- NEWBURY12
- RAVENNA12
- SIDNEY12
- TOLEDO12
- ALLIANCE11
- CHILLICOTHE11
- CORTLAND11
- HARRISON11
- HINCKLEY11
- MIDDLEFIELD11
- PAINESVILLE11
- PENINSULA11
- WARREN11
- BRYAN10
- CLYDE10
- IRONTON10
- KIRTLAND10
- LUCASVILLE10
- MARYSVILLE10
- VIENNA10
- CADIZ9
- FOSTORIA9
- KELLEYS ISLAND9
- LISBON9
- LONDON9
- MADISON9
- MIDDLETOWN9
- MILFORD9
- NORWALK9
- OBERLIN9
- PORT CLINTON9
- URBANA9
- BATAVIA8
- BELLEFONTAINE8
- BURTON8
- CAMBRIDGE8
- CELINA8
- CHESTERLAND8
- FREEPORT8
- GALLIPOLIS8
- LEBANON8
- MANTUA8
- NEWARK8
- OAK HARBOR8
- SALEM8
- VAN WERT8
- CANFIELD7
- HUBBARD7
- JACKSONTOWN7
- KINSMAN7
- LORAIN7
- LORE CITY7
- LOUDONVILLE7
- MILAN7
- OREGON7
- PORTSMOUTH7
- PUT IN BAY7
- SANDUSKY7
- ST CLAIRSVILLE7
- VARIOUS7
- YOUNGSTOWN7
- AURORA6
- BARBERTON6
- CHAGRIN FALLS6
- CROTON6
- DELPHOS6
- DELTA6
- GENEVA6
- GRAFTON6
- HURON6
- JACKSON6
- JOHNSTOWN6
- KENTON6
- MCCONNELSVILLE6
- MINERVA6
- NEW LEXINGTON6
- NEW RICHMOND6
- NORTH CANTON6
- PERRYSVILLE6
- PIKETON6
- PIQUA6
- PLAIN CITY6
- SEVILLE6
- SOUTHINGTON6
- SPENCER6
- THOMPSON6
- UPPER SANDUSKY6
- VERMILION6
- WEST JEFFERSON6
- WEST SALEM6
- ASHVILLE5
- ATWATER5
- BAINBRIDGE5
- BEALLSVILLE5
- BROOKVILLE5
- BYESVILLE5
- CONESVILLE5
- COOLVILLE5
- COPLEY5
- COSHOCTON5
- DUBLIN5
- FINDLAY5
- GROVE CITY5
- HARTVILLE5
- HEBRON5
- HUNTSBURG5
- LEWISBURG5
- LOCKBOURNE5
- MIDDLE BASS ISLAND5
- NEW FRANKLIN5
- NORTON5
- OTTAWA5
- PAULDING5
- PERRYSBURG5
- PIONEER5
- ROCK CREEK5
- STEUBENVILLE5
- SUGARCREEK5
- TORONTO5
- WAKEMAN5
- WAYNESVILLE5
- WELLSTON5
- WELLSVILLE5
- WILLARD5
- WOODVILLE5
- AMELIA4
- ANDOVER4
- BELLEVUE4
- BIG PRAIRIE4
- CALDWELL4
- CANAL WINCHESTER4
- CAREY4
- CARROLLTON4
- CEDARVILLE4
- CENTERBURG4
- COLUMBIA STATION4
- COLUMBIANA4
- DEERFIELD4
- DOVER4
- DOYLESTOWN4
- FELICITY4
- FORT RECOVERY4
- FRANKLIN4
- GARFIELD HEIGHTS4
- HAMDEN4
- HIRAM4
- JEFFERSON4
- JEFFERSONVILLE4
- KENT4
- KINGSVILLE4
- LEXINGTON4
- LITCHFIELD4
- LITTLE HOCKING4
- LODI4
- LOVELAND4
- MACKSBURG4
- MALTA4
- MANCHESTER4
- MIAMISBURG4
- MOUNT VERNON4
- NAPOLEON4
- NAVARRE4
- NEW BREMEN4
- NEW PARIS4
- NEW VIENNA4
- NORTH BEND4
- NORTH LAWRENCE4
- NORTH RIDGEVILLE4
- OAK HILL4
- PERRY4
- QUAKER CITY4
- ROCKFORD4
- SHEFFIELD4
- SHREVE4
- SOUTH CHARLESTON4
- SWANTON4
- TROY4
- UTICA4
- WADSWORTH4
- WASHINGTON COURT HOUSE4
- WELLINGTON4
- WEST PORTSMOUTH4
- WHEELERSBURG4
- WINTERSVILLE4
- ADA3
- ADENA3
- ALEXANDRIA3
- AVON3
- BALTIC3
- BALTIMORE3
- BATH3
- BEAVERDAM3
- BELLAIRE3
- BELLVILLE3
- BIRMINGHAM3
- BLUFFTON3
- BOWERSTON3
- BREWSTER3
- BRILLIANT3
- BUTLER3
- CALEDONIA3
- CASTALIA3
- CHARM3
- COAL GROVE3
- CONNEAUT3
- CURTICE3
- CYGNET3
- DEXTER CITY3
- DIAMOND3
- EAST LIVERPOOL3
- EAST SPARTA3
- EATON3
- EDON3
- ELMORE3
- FAYETTE3
- GALENA3
- GALLOWAY3
- GENOA3
- GEORGETOWN3
- GIBSONBURG3
- GRANVILLE3
- HAVERHILL3
- LAKEVILLE3
- LEWIS CENTER3
- LOWELL3
- LUCAS3
- MASON3
- MCCLURE3
- MESOPOTAMIA3
- MIDDLE POINT3
- MINERAL CITY3
- MINSTER3
- MOGADORE3
- MORRAL3
- MOUNT GILEAD3
- MT GILEAD3
- NEW CONCORD3
- NEW KNOXVILLE3
- NEW WATERFORD3
- NEWCOMERSTOWN3
- NEWTON FALLS3
- NORTH BLOOMFIELD3
- NORTH ROYALTON3
- NOVA3
- OAKWOOD3
- OREGONIA3
- ORWELL3
- PATASKALA3
- PLEASANTVILLE3
- POMEROY3
- RACINE3
- ROCKBRIDGE3
- ROSEVILLE3
- SALINEVILLE3
- SARAHSVILLE3
- SARDIS3
- SCIO3
- SENECAVILLE3
- SHELBY3
- SMITHVILLE3
- ST MARYS3
- STRASBURG3
- STRATTON3
- STRONGSVILLE3
- SYCAMORE3
- TIPP CITY3
- TWINSBURG3
- UNION CITY3
- VANDALIA3
- VERSAILLES3
- WASHINGTON CH3
- WAVERLY3
- WEST ALEXANDRIA3
- WEST UNION3
- WINESBURG3
The 313 cities with the most permits. All 313 cities in Ohio with 3 or more permits are listed at every city in Ohio.
Watersheds inside Ohio 695
Every watershed with three or more permits in Ohio, most permits first.
- Watershed 0512010103 9
- Subbasin 04100003 8
- Watershed 0410000701 8
- Watershed 0410000804 8
- Watershed 0410000905 8
- Watershed 0410001001 8
- Watershed 0410001002 8
- Subwatershed 041000100703 8
- Watershed 0410001109 8
- Watershed 0410001111 8
- Watershed 0410001203 8
- Subwatershed 041100010404 8
- Subwatershed 041100020402 8
- Subwatershed 041100030105 8
- Subwatershed 041100040607 8
- Subwatershed 050301030603 8
- Watershed 0503010603 8
- Watershed 0503020410 8
- Watershed 0504000114 8
- Subwatershed 050400020701 8
- Watershed 0504000208 8
- Watershed 0506000106 8
- Watershed 0506000205 8
- Watershed 0508000114 8
- Subwatershed 050800012005 8
- Subwatershed 050800020904 8
- Subwatershed 050800020905 8
- Watershed 0509010104 8
- Subwatershed 051201010302 8
- Watershed 0410000403 7
- Watershed 0410000702 7
- Subwatershed 041000070306 7
- Watershed 0410000906 7
- Subwatershed 041000100601 7
- Watershed 0410001106 7
- Watershed 0410001108 7
- Watershed 0410001112 7
- Subwatershed 041100010401 7
- Subwatershed 041100030203 7
- Subwatershed 041100040106 7
- Watershed 0503010110 7
- Subwatershed 050301030102 7
- Subwatershed 050301030503 7
- Subwatershed 050301030704 7
- Watershed 0503020208 7
- Subwatershed 050302040404 7
- Subwatershed 050400010102 7
- Watershed 0504000107 7
- Watershed 0504000109 7
- Subwatershed 050400011001 7
- Watershed 0504000115 7
- Subwatershed 050400040301 7
- Watershed 0504000412 7
- Subwatershed 050400060408 7
- Watershed 0504000605 7
- Watershed 0504000606 7
- Subwatershed 050600010304 7
- Watershed 0506000115 7
- Watershed 0506000120 7
- Subwatershed 050600020405 7
- Watershed 0506000213 7
- Watershed 0508000115 7
- Subwatershed 050800020101 7
- Subwatershed 050800020403 7
- Watershed 0509020205 7
- Watershed 0509020209 7
- Watershed 0509020210 7
- Subwatershed 050902021403 7
- Subbasin 04100005 6
- Watershed 0410000502 6
- Watershed 0410000606 6
- Watershed 0410000709 6
- Watershed 0410000801 6
- Subwatershed 041000100401 6
- Subwatershed 041000100502 6
- Subwatershed 041000111203 6
- Watershed 0410001201 6
- Subwatershed 041100010106 6
- Watershed 0411000404 6
- Subwatershed 050301010401 6
- Subwatershed 050301010402 6
- Watershed 0503010108 6
- Subwatershed 050301011103 6
- Subwatershed 050301011106 6
- Subwatershed 050301020601 6
- Subwatershed 050301020602 6
- Subwatershed 050301030201 6
- Subwatershed 050301030502 6
- Watershed 0503010607 6
- Watershed 0503010609 6
- Watershed 0503020101 6
- Subwatershed 050302010902 6
- Subwatershed 050302020102 6
- Subwatershed 050302020904 6
- Watershed 0503020401 6
- Watershed 0503020407 6
- Subwatershed 050400010202 6
- Watershed 0504000104 6
- Subwatershed 050400011203 6
- Subwatershed 050400020202 6
- Subwatershed 050400020405 6
- Subwatershed 050400050207 6
- Watershed 0504000504 6
- Watershed 0504000505 6
- Watershed 0504000601 6
- Watershed 0506000107 6
- Subwatershed 050600011007 6
- Subwatershed 050600011101 6
- Subwatershed 050600011102 6
- Subwatershed 050600011602 6
- Subwatershed 050600011603 6
- Watershed 0506000119 6
- Watershed 0506000121 6
- Watershed 0506000202 6
- Watershed 0506000208 6
- Watershed 0506000301 6
- Subwatershed 050800010703 6
- Watershed 0508000109 6
- Subwatershed 050800020205 6
- Watershed 0508000206 6
- Subwatershed 050800020702 6
- Watershed 0508000307 6
- Subwatershed 050800030809 6
- Subwatershed 050901010401 6
- Subwatershed 050901030105 6
- Subwatershed 050901030606 6
- Watershed 0509020203 6
- Subwatershed 050902020603 6
- Subwatershed 050902021405 6
- Subwatershed 050902030103 6
- Watershed 0410000303 5
- Subwatershed 041000040303 5
- Watershed 0410000602 5
- Subwatershed 041000070801 5
- Subwatershed 041000070804 5
- Subwatershed 041000071209 5
- Watershed 0410000803 5
- Subwatershed 041000100103 5
- Watershed 0410001003 5
- Subwatershed 041000100402 5
- Subwatershed 041000100503 5
- Subwatershed 041000100701 5
- Subwatershed 041000110102 5
- Subwatershed 041000110103 5
- Subwatershed 041000110603 5
- Subwatershed 041000110905 5
- Subwatershed 041000111402 5
- Subwatershed 041000120204 5
- Subwatershed 041000120401 5
- Subwatershed 041100010202 5
- Watershed 0411000103 5
- Subwatershed 041100010701 5
- Subwatershed 041100020502 5
- Subwatershed 041100020504 5
- Subwatershed 041100020605 5
- Subwatershed 041100030502 5
- Subwatershed 041100040101 5
- Subwatershed 041100040403 5
- Watershed 0411000405 5
- Subwatershed 041201010605 5
- Watershed 0503010105 5
- Subwatershed 050301011005 5
- Watershed 0503020403 5
- Subwatershed 050400010309 5
- Subwatershed 050400010406 5
- Subwatershed 050400010503 5
- Subwatershed 050400011403 5
- Watershed 0504000201 5
- Watershed 0504000302 5
- Watershed 0504000303 5
- Subwatershed 050400030705 5
- Subwatershed 050400030802 5
- Subwatershed 050400040407 5
- Watershed 0504000405 5
- Watershed 0504000406 5
- Subwatershed 050400050105 5
- Watershed 0504000503 5
- Subwatershed 050400050406 5
- Watershed 0504000602 5
- Subwatershed 050400060301 5
- Subwatershed 050400060604 5
- Watershed 0506000104 5
- Watershed 0506000105 5
- Watershed 0506000109 5
- Subwatershed 050600012302 5
- Subwatershed 050600020403 5
- Watershed 0506000212 5
- Subwatershed 050600021603 5
- Watershed 0506000303 5
- Watershed 0508000105 5
- Watershed 0508000106 5
- Subwatershed 050800011102 5
- Watershed 0508000112 5
- Subwatershed 050800011502 5
- Subwatershed 050800011607 5
- Subwatershed 050800011903 5
- Subwatershed 050800011904 5
- Watershed 0508000203 5
- Watershed 0508000205 5
- Subwatershed 050800030810 5
All 695 watersheds in Ohio with 3 or more permits are named on one page at every watershed in Ohio.
Other states
Every state carrying three or more current permits, in alphabetical order.
- Mississippi 3,066
- Montana 4,574
- North Carolina 19,518
- North Dakota 3,594
- Nebraska 1,171
- New Hampshire 1,994
- New Jersey 15,347
- New Mexico 5,500
- Nevada 311
- New York 11,145
- Oklahoma 678
- Oregon 1,616
- Pennsylvania 14,586
- Puerto Rico 1,076
- Rhode Island 642
- South Carolina 13,763
- South Dakota 2,151
- Tennessee 12,924
- Texas 39,714
- Utah 17,184
Permits
Major dischargers first. Not every permit in Ohio is listed here.
| Permit holder | NPDES ID | City | Program | Discharger | Receiving water |
|---|---|---|---|---|---|
| 4K INDUSTRIAL PARK LLC | OH0011339 | MARTINS FERRY | Major | OHIO RIVER | |
| AK STEEL CORP - MANSFIELD WORKS | OH0006840 | MANSFIELD | Major | Rocky Fork | |
| AK STEEL CORPORATION MIDDLETOWN WORKS | OH0009997 | MIDDLETOWN | Major | Great Miami River, Dicks Creek | |
| AKRON WATER RECLAMATION FACILITY | OH0023833 | AKRON | Publicly owned treatment works | Major | City of Akron-Little Cuyahoga River |
| ALLIANCE WWTP | OH0023868 | ALLIANCE | Publicly owned treatment works | Major | Beech Creek |
| ALTIVIA PETROCHEMICALS LLC | OH0007391 | HAVERHILL | Major | Ohio River | |
| AMERICAN-BATH WWTP | OH0023841 | LIMA | Publicly owned treatment works | Major | Pike Run |
| AMERICAS STYRENICS LLC - HANGING ROCK | OH0099309 | IRONTON | Major | Big Thief Creek | |
| AQUA OHIO - UNION ROME WWTP | OH0094684 | CHESAPEAKE | Publicly owned treatment works | Major | Ohio River |
| AQUA OHIO WATER CO. INC. - BLACKLICK WWTP | OH0036021 | COLUMBUS | Publicly owned treatment works | Major | Blacklick Creek |
| AQUA OHIO WATER CO. INC. - HUBER RIDGE WWTP | OH0036013 | WESTERVILLE | Publicly owned treatment works | Major | Alum Creek |
| ASHLAND WWTP | OH0023906 | ASHLAND | Publicly owned treatment works | Major | Lang Creek |
| ASHTABULA WPCP | OH0023914 | ASHTABULA | Publicly owned treatment works | Major | Town of North Kingsville-Frontal Lake Erie |
| ATHENS WWTP | OH0023931 | ATHENS | Publicly owned treatment works | Major | Hocking River |
| AURORA WESTERLY WWTP | OH0098043 | AURORA | Publicly owned treatment works | Major | Pond Brook |
| AVON LAKE GENERATION STATION | OH0001112 | AVON LAKE | Major | Heider Ditch-Frontal Lake Erie | |
| B&G FOODS NORTH AMERICA, INC. - CINCINNATI CRISCO | OH0134155 | CINCINNATI | Major | Mill Creek | |
| BARBERTON WPCF | OH0024007 | BARBERTON | Publicly owned treatment works | Major | Tuscarawas River |
| BARNESVILLE WWTP | OH0024015 | BARNESVILLE | Publicly owned treatment works | Major | North Fork Captina Creek |
| BEDFORD WASTEWATER TREATMENT PLANT | OH0024040 | BEDFORD | Publicly owned treatment works | Major | Wood Creek |
| BELLEFONTAINE WWTP | OH0024066 | BELLEFONTAINE | Publicly owned treatment works | Major | Possum Run Creek |
| BLUFFTON WWTP | OH0020851 | BLUFFTON | Publicly owned treatment works | Major | Riley Creek |
| BOARDMAN WWTP | OH0037249 | YOUNGSTOWN | Publicly owned treatment works | Major | Mill Creek |
| BP-HUSKY REFINING, LLC | OH0002461 | OREGON | Major | Otter Creek-Frontal Lake Erie | |
| BROOKFIELD WWTP | OH0036285 | MASURY | Publicly owned treatment works | Major | Yankee Run |
| BUCKEYE LAKE WWTP | OH0039098 | BUCKEYE LAKE | Publicly owned treatment works | Major | S Fork Licking River |
| BUCYRUS WWTP | OH0052922 | BUCYRUS | Publicly owned treatment works | Major | Sandusky River |
| CAMBRIDGE WPCC | OH0024309 | CAMBRIDGE | Publicly owned treatment works | Major | Wills Creek |
| CAMPBELL SOUP SUPPLY COMPANY - SOUP PLANT | OH0003298 | NAPOLEON | Major | Maumee River | |
| CANAL WINCHESTER WWTP | OH0024333 | CANAL WINCHESTER | Publicly owned treatment works | Major | Walnut Creek |
| CASE FARMS OF OHIO | OH0005487 | WINESBURG | Major | UT of Indian Trail Creek | |
| CELINA WWTP | OH0020320 | CELINA | Publicly owned treatment works | Major | Beaver Creek |
| CENTRUS ENERGY CORP AMERICAN CENTRIFUGE OPERATING LLC | OH0115401 | PIKETON | Major | Little Beaver Creek | |
| CHILLICOTHE CORRECTIONAL INSTITUTE WASTEWATER PLNT | OH0076490 | CHILLICOTHE | Publicly owned treatment works | Major | Scioto River |
| CHILLICOTHE WWTP - EASTERLY | OH0024406 | CHILLICOTHE | Publicly owned treatment works | Major | Scioto River |
| CITY OF BEDFORD HEIGHTS WATER RECLAMATION PLANT | OH0024058 | BEDFORD HEIGHTS | Publicly owned treatment works | Major | UT to Hawthorn Creek |
| CITY OF BELLEVUE WATER POLLUTION CONTROL FACILITY | OH0020672 | BELLEVUE | Publicly owned treatment works | Major | Mills Creek |
| CITY OF CONNEAUT WWTP | OH0024767 | CONNEAUT | Publicly owned treatment works | Major | Marsh Run-Conneaut Creek |
| CITY OF EUCLID WWTP | OH0031062 | EUCLID | Publicly owned treatment works | Major | Lake Erie |
| CITY OF FINDLAY WATER POLLUTION CONTROL CENTER | OH0025135 | FINDLAY | Publicly owned treatment works | Major | Lye Creek |
What this page shows
This page covers Clean Water Act discharge permits in the EPA NPDES register for OH. It lists 2,882 permits, including 182 majors and 2,730 individuals.