EPA Air · by state
Air-emissions sources in Ohio
- 7,478Facilities
By emissions classification in Ohio
High-priority violations in Ohio
180 sources in Ohio carry a current high-priority Clean Air Act violation.
Counties in Ohio
- Adams County 8
- Allen County 77
- Ashland County 28
- Ashtabula County 91
- Athens County 10
- Auglaize County 28
- Belmont County 221
- Brown County 13
- Butler County 173
- Carroll County 100
- Champaign County 25
- Clark County 103
- Clermont County 69
- Clinton County 33
- Columbiana County 79
- Coshocton County 32
- Crawford County 28
- Cuyahoga County 1,029
- Darke County 35
- Defiance County 16
- Delaware County 22
- Erie County 63
- Fairfield County 25
- Fayette County 18
- Franklin County 229
- Fulton County 29
- Gallia County 15
- Geauga County 62
- Greene County 91
- Guernsey County 128
- Hamilton County 376
- Hancock County 39
- Hardin County 14
- Harrison County 147
- Henry County 23
- Highland County 14
- Hocking County 12
- Holmes County 53
- Huron County 31
- Jackson County 21
- Jefferson County 103
- Knox County 26
- Lake County 155
- Lawrence County 22
- Licking County 48
- Logan County 21
- Lorain County 202
- Lucas County 192
- Madison County 9
- Mahoning County 122
- Marion County 32
- Medina County 174
- Meigs County 15
- Mercer County 17
- Miami County 99
- Monroe County 107
- Montgomery County 347
- Morgan County 5
- Morrow County 12
- Muskingum County 54
- Noble County 38
- Ottawa County 20
- Paulding County 14
- Perry County 17
- Pickaway County 24
- Pike County 19
- Portage County 172
- Preble County 29
- Putnam County 24
- Richland County 83
- Ross County 20
- Sandusky County 41
- Scioto County 19
- Seneca County 31
- Shelby County 36
- Stark County 298
- Summit County 545
- Trumbull County 108
- Tuscarawas County 96
- Undetermined County 39
- Union County 24
- Van Wert County 16
- Vinton County 6
- Warren County 79
- Washington County 58
- Wayne County 98
- Williams County 33
- Wood County 92
- Wyandot County 27
Industries in Ohio
Sources are grouped by the first industry code on the facility record.
- Gasoline stations (NAICS 4471) 1,332
- Oil and gas extraction (NAICS 2111) 628
- Mining and quarrying (NAICS 2123) 348
- NAICS 9999 242
- Repair and maintenance (NAICS 8111) 241
- Petroleum and coal products manufacturing (NAICS 3241) 233
- Fabricated metal product manufacturing (NAICS 3328) 202
- Nonmetallic mineral product manufacturing (NAICS 3273) 200
- Personal and laundry services (NAICS 8123) 196
- Plastics and rubber products manufacturing (NAICS 3261) 186
- Pipeline transportation (NAICS 4862) 155
- Waste management and remediation (NAICS 5622) 121
- Utilities (NAICS 2211) 118
- Chemical manufacturing (NAICS 3251) 106
- Personal and laundry services (NAICS 8122) 100
- Merchant wholesalers, durable goods (NAICS 4239) 95
- Primary metal manufacturing (NAICS 3315) 95
- Transportation equipment manufacturing (NAICS 3363) 92
- Fabricated metal product manufacturing (NAICS 3329) 89
- Furniture and related product manufacturing (NAICS 3371) 87
- Merchant wholesalers, nondurable goods (NAICS 4247) 83
- Merchant wholesalers, nondurable goods (NAICS 4245) 76
- Machinery manufacturing (NAICS 3339) 76
- Fabricated metal product manufacturing (NAICS 3323) 72
- Plastics and rubber products manufacturing (NAICS 3262) 70
- Paper manufacturing (NAICS 3222) 63
- Chemical manufacturing (NAICS 3255) 62
- Chemical manufacturing (NAICS 3259) 62
- Wood product manufacturing (NAICS 3219) 60
- Utilities (NAICS 2212) 60
- Utilities (NAICS 2213) 54
- Hospitals (NAICS 6221) 53
- Mining support (NAICS 2131) 51
- Food manufacturing (NAICS 3111) 49
- Nonmetallic mineral product manufacturing (NAICS 3279) 48
- Chemical manufacturing (NAICS 3252) 48
- Printing and related support (NAICS 3231) 44
- Merchant wholesalers, nondurable goods (NAICS 4249) 42
- Nonmetallic mineral product manufacturing (NAICS 3271) 41
- Transportation equipment manufacturing (NAICS 3364) 35
- Primary metal manufacturing (NAICS 3311) 35
- Fabricated metal product manufacturing (NAICS 3321) 34
- Merchant wholesalers, durable goods (NAICS 4233) 33
- Fabricated metal product manufacturing (NAICS 3324) 33
- Warehousing and storage (NAICS 4931) 32
- Transportation equipment manufacturing (NAICS 3362) 31
- Machinery manufacturing (NAICS 3332) 30
- Electrical equipment and appliance manufacturing (NAICS 3353) 27
- Primary metal manufacturing (NAICS 3313) 26
- Waste management and remediation (NAICS 5629) 26
- Mining and quarrying (NAICS 2121) 26
- Primary metal manufacturing (NAICS 3312) 26
- Machinery manufacturing (NAICS 3335) 26
- Food manufacturing (NAICS 3119) 26
- Wood product manufacturing (NAICS 3211) 25
- Merchant wholesalers, nondurable goods (NAICS 4246) 25
- Machinery manufacturing (NAICS 3331) 25
- Chemical manufacturing (NAICS 3253) 24
- Specialty trade contractors (NAICS 2389) 24
- Data processing and hosting (NAICS 5182) 21
- Food manufacturing (NAICS 3112) 21
- Food manufacturing (NAICS 3118) 21
- Nonmetallic mineral product manufacturing (NAICS 3272) 20
- Electrical equipment and appliance manufacturing (NAICS 3359) 20
- Educational services (NAICS 6113) 20
- Motor vehicle and parts dealers (NAICS 4411) 20
- Telecommunications (NAICS 5179) 18
- Transportation equipment manufacturing (NAICS 3361) 18
- Professional, scientific and technical services (NAICS 5413) 18
- Primary metal manufacturing (NAICS 3314) 17
- Waste management and remediation (NAICS 5621) 16
- Miscellaneous manufacturing (NAICS 3399) 16
- Crop production (NAICS 1114) 16
- Administrative and support services (NAICS 5617) 16
- Machinery manufacturing (NAICS 3334) 16
- Fabricated metal product manufacturing (NAICS 3327) 15
- Repair and maintenance (NAICS 8113) 15
- Food manufacturing (NAICS 3114) 15
- Administrative and support services (NAICS 5619) 15
- Professional, scientific and technical services (NAICS 5417) 14
Air inspections in Ohio, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ASCENT RESOURCES - UTICA LLC - CECELIA WLS JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CENA WYN JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CERMAK SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CLUB SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COAD 12-9N-7W | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COFFIELD RCH BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COLAIANNI MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COLEMAN WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COLLECTORS WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COLLINS WYN JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COLOGIE GRN HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CONNIE JO CLR BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COOK UNIT WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CORDER NTG HR WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CROWELL WYN JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CROWIE RCH BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - CYPRESS CDZ HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DALRYMPLE SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DARROW MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DAWSON SMF JF WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DICKSON CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DONNA LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - DOWNING WYN JF | Emissions classification unknown | No |
| ASCENT RESOURCES - UTICA LLC - DOYEN WEL JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - EDINGTON ATH HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - EGGLESTON WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - ELLEN MRF HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - EMERSYN RCH BL WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - EUREKA | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - EZEKIEL WRN BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - FALDOWSKI SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - FAUNA WEL JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - FLEAGANE PLT BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GENO SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GIL LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GILCHER LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GINGERICH LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GIUSTO CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GORDON CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GRISWOLD WYN JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - GRYWALSKI MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - HAMILTON 19-11N-6W | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - HAMMACK CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - HARR MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - HASTINGS WHL BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - HOWELL 33 SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - J BAR J OXF GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - JACK HAMILTON SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - JADE SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - JEFFCO GRN HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - JENNINGS WLS GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - JONES 21-11-6 WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - KALDOR UNIT 1H | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - KELPIE WEL JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - KRINKE MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LAKE 20-11N-7W | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LASSO SHC HR | Emissions classification unknown | No |
| ASCENT RESOURCES - UTICA LLC - LASSO SHC HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LAVADA RCH GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LAWSON 19-11N-7W | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LEE CLR BL WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LEILA LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LIGGETT ATH HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LINCOLN MDS GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LORI SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - LORRAINE CLR BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - MALDON WRN BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - MARQUARD MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - MATUSEK WHL BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - MINGO CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - MOHOROVICH RCH GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - NOELLE CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - NOLAN CRC JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - OBOY CLR BL WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - OMAITS SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PANG WHL BL WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PEARL WEL JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PETTAY WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PHILLIPS MTP JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PIERGALLINI SMF JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PLEDGER MDS GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - POL PES BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PORCO WYN JF | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PORTERFIELD WELL PAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PREMIER WHL BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - R HOOVER WHL BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RABER LND GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RECTOR C RCH GR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RECTOR MTP JF WELLPAD | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RED HILL FARMS 1-3N-1W | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - REITZ MED BL | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RH CONOTTON MRF HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RH SPARGER NTG HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - RHF SPROULL NTG HR | Minor source | No |
| ASCENT RESOURCES - UTICA LLC - ROBINSON PLT BL | Minor source | No |
Figures from EPA’s ICIS-AIR download.