EPA Air · by state
Air-emissions sources in Illinois
- 14,433Facilities
By emissions classification in Illinois
High-priority violations in Illinois
136 sources in Illinois carry a current high-priority Clean Air Act violation.
Counties in Illinois
- Adams County 117
- Alexander County 10
- Bond County 34
- Boone County 73
- Brown County 7
- Bureau County 63
- Calhoun County 8
- Carroll County 52
- Cass County 30
- Champaign County 266
- Christian County 68
- Clark County 38
- Clay County 50
- Clinton County 79
- Coles County 99
- Cook County 4,231
- Crawford County 42
- Cumberland County 17
- De Witt County 43
- DeKalb County 107
- Douglas County 50
- DuPage County 918
- Edgar County 52
- Edwards County 16
- Effingham County 99
- Fayette County 40
- Ford County 50
- Franklin County 66
- Fulton County 38
- Gallatin County 7
- Greene County 23
- Grundy County 93
- Hamilton County 20
- Hancock County 42
- Hardin County 13
- Henderson County 24
- Henry County 98
- Iroquois County 80
- Jackson County 58
- Jasper County 31
- Jefferson County 71
- Jersey County 21
- Jo Daviess County 58
- Johnson County 21
- Kane County 547
- Kankakee County 169
- Kendall County 86
- Knox County 64
- La Salle County 259
- Lake County 673
- Lawrence County 25
- Lee County 74
- Livingston County 103
- Logan County 51
- Macon County 150
- Macoupin County 70
- Madison County 326
- Marion County 101
- Marshall County 37
- Mason County 40
- Massac County 21
- McDonough County 57
- McHenry County 342
- McLean County 200
- Menard County 17
- Mercer County 26
- Monroe County 35
- Montgomery County 65
- Morgan County 65
- Moultrie County 36
- Ogle County 123
- Peoria County 216
- Perry County 29
- Piatt County 37
- Pike County 48
- Pope County 3
- Pulaski County 13
- Putnam County 21
- Randolph County 57
- Richland County 26
- Rock Island County 166
- Saline County 53
- Sangamon County 195
- Schuyler County 18
- Scott County 12
- Shelby County 48
- St. Clair County 328
- Stark County 14
- Stephenson County 84
- Tazewell County 163
- Undetermined County 3
- Union County 15
- Vermilion County 131
- Wabash County 19
- Warren County 37
- Washington County 39
- Wayne County 46
- White County 36
- Whiteside County 110
- Will County 736
- Williamson County 76
- Winnebago County 408
- Woodford County 61
Industries in Illinois
Sources are grouped by the first industry code on the facility record.
- Miscellaneous manufacturing (NAICS 3399) 3,786
- Repair and maintenance (NAICS 8111) 2,145
- Gasoline stations (NAICS 4471) 1,681
- Merchant wholesalers, nondurable goods (NAICS 4245) 690
- Personal and laundry services (NAICS 8123) 650
- Nonmetallic mineral product manufacturing (NAICS 3273) 422
- Mining and quarrying (NAICS 2123) 378
- Fabricated metal product manufacturing (NAICS 3328) 219
- Petroleum and coal products manufacturing (NAICS 3241) 200
- Personal and laundry services (NAICS 8122) 179
- Merchant wholesalers, nondurable goods (NAICS 4247) 164
- Plastics and rubber products manufacturing (NAICS 3261) 147
- Printing and related support (NAICS 3231) 143
- Utilities (NAICS 2211) 137
- Hospitals (NAICS 6221) 132
- Chemical manufacturing (NAICS 3251) 118
- Waste management and remediation (NAICS 5622) 99
- Chemical manufacturing (NAICS 3259) 97
- Merchant wholesalers, nondurable goods (NAICS 4249) 76
- Chemical manufacturing (NAICS 3255) 74
- Merchant wholesalers, durable goods (NAICS 4239) 72
- Paper manufacturing (NAICS 3222) 71
- Fabricated metal product manufacturing (NAICS 3329) 69
- Food manufacturing (NAICS 3119) 66
- Primary metal manufacturing (NAICS 3315) 66
- Oil and gas extraction (NAICS 2111) 63
- Telecommunications (NAICS 5179) 59
- Pipeline transportation (NAICS 4862) 54
- Food manufacturing (NAICS 3111) 54
- Food manufacturing (NAICS 3118) 53
- Utilities (NAICS 2213) 53
- Transportation equipment manufacturing (NAICS 3363) 52
- Computer and electronic product manufacturing (NAICS 3344) 51
- Machinery manufacturing (NAICS 3331) 45
- Educational services (NAICS 6113) 43
- Specialty trade contractors (NAICS 2389) 43
- Fabricated metal product manufacturing (NAICS 3321) 41
- Chemical manufacturing (NAICS 3256) 40
- Food and beverage retailers (NAICS 4451) 39
- Utilities (NAICS 2212) 39
- Professional, scientific and technical services (NAICS 5419) 39
- Food manufacturing (NAICS 3112) 37
- Justice, public order and safety (NAICS 9221) 36
- Support activities for transportation (NAICS 4883) 35
- Food manufacturing (NAICS 3116) 35
- Fabricated metal product manufacturing (NAICS 3327) 35
- Machinery manufacturing (NAICS 3339) 35
- Pipeline transportation (NAICS 4869) 34
- Executive and legislative government (NAICS 9211) 33
- Pipeline transportation (NAICS 4861) 33
- Warehousing and storage (NAICS 4931) 33
- Fabricated metal product manufacturing (NAICS 3324) 32
- Chemical manufacturing (NAICS 3254) 32
- Primary metal manufacturing (NAICS 3312) 32
- Chemical manufacturing (NAICS 3253) 32
- Chemical manufacturing (NAICS 3252) 31
- Fabricated metal product manufacturing (NAICS 3323) 30
- Primary metal manufacturing (NAICS 3314) 29
- Mining and quarrying (NAICS 2121) 28
- Mining support (NAICS 2131) 28
- Merchant wholesalers, nondurable goods (NAICS 4246) 28
- Rail transportation (NAICS 4821) 27
- Nonmetallic mineral product manufacturing (NAICS 3279) 26
- Food manufacturing (NAICS 3113) 25
- Furniture and related product manufacturing (NAICS 3371) 25
- Fabricated metal product manufacturing (NAICS 3326) 25
- Electrical equipment and appliance manufacturing (NAICS 3353) 24
- Plastics and rubber products manufacturing (NAICS 3262) 24
- Wood product manufacturing (NAICS 3219) 23
- Food manufacturing (NAICS 3114) 23
- Merchant wholesalers, durable goods (NAICS 4233) 21
- Machinery manufacturing (NAICS 3332) 21
- Machinery manufacturing (NAICS 3335) 21
- Real estate (NAICS 5311) 21
- Professional, scientific and technical services (NAICS 5415) 21
- Agriculture and forestry support (NAICS 1151) 20
- Food manufacturing (NAICS 3115) 20
- Electrical equipment and appliance manufacturing (NAICS 3359) 19
- Data processing and hosting (NAICS 5182) 19
- Educational services (NAICS 6111) 19
- Administration of economic programs (NAICS 9261) 17
- Truck transportation (NAICS 4841) 17
- Professional, scientific and technical services (NAICS 5413) 17
- Waste management and remediation (NAICS 5629) 16
- Amusement, gambling and recreation (NAICS 7139) 15
- NAICS 4529 14
- Machinery manufacturing (NAICS 3336) 14
- Transportation equipment manufacturing (NAICS 3364) 13
- Support activities for transportation (NAICS 4882) 13
- Specialty trade contractors (NAICS 2381) 13
- Primary metal manufacturing (NAICS 3311) 13
- Machinery manufacturing (NAICS 3334) 13
- Primary metal manufacturing (NAICS 3313) 12
- Administrative and support services (NAICS 5614) 12
- Support activities for transportation (NAICS 4881) 12
- Nonmetallic mineral product manufacturing (NAICS 3272) 11
- Professional, scientific and technical services (NAICS 5417) 11
- Repair and maintenance (NAICS 8112) 11
- Nonmetallic mineral product manufacturing (NAICS 3271) 11
- Accommodation (NAICS 7211) 11
- Merchant wholesalers, durable goods (NAICS 4238) 11
- Heavy and civil engineering construction (NAICS 2373) 11
- Couriers and messengers (NAICS 4921) 10
- Personal and laundry services (NAICS 8129) 10
- Computer and electronic product manufacturing (NAICS 3345) 10
- Heavy and civil engineering construction (NAICS 2371) 10
- Animal production (NAICS 1122) 9
- Merchant wholesalers, durable goods (NAICS 4235) 9
- Computer and electronic product manufacturing (NAICS 3342) 9
- Machinery manufacturing (NAICS 3333) 8
- Paper manufacturing (NAICS 3221) 8
- Transit and ground passenger transportation (NAICS 4851) 8
- Publishing industries (NAICS 5111) 8
- Fabricated metal product manufacturing (NAICS 3322) 7
- NAICS 4523 7
- Furniture and related product manufacturing (NAICS 3372) 7
- Miscellaneous manufacturing (NAICS 3391) 7
- Credit intermediation (NAICS 5221) 7
- Merchant wholesalers, nondurable goods (NAICS 4244) 6
- Nonmetallic mineral product manufacturing (NAICS 3274) 6
- Fabricated metal product manufacturing (NAICS 3325) 6
- Telecommunications (NAICS 5172) 6
- Support activities for transportation (NAICS 4889) 6
- Repair and maintenance (NAICS 8113) 6
- Wood product manufacturing (NAICS 3212) 6
- Rental and leasing services (NAICS 5321) 6
- Credit intermediation (NAICS 5222) 6
- Crop production (NAICS 1111) 6
- Insurance carriers and related activities (NAICS 5241) 6
- Museums and historical sites (NAICS 7121) 6
- Beverage and tobacco manufacturing (NAICS 3121) 6
- Administrative and support services (NAICS 5619) 6
- Food services and drinking places (NAICS 7225) 6
- Broadcasting (NAICS 5152) 5
- Professional, scientific and technical services (NAICS 5416) 5
- Transportation equipment manufacturing (NAICS 3365) 5
- Hospitals (NAICS 6222) 5
- Electrical equipment and appliance manufacturing (NAICS 3351) 5
- Support activities for transportation (NAICS 4884) 5
- Textile mills (NAICS 3133) 5
- Building material and garden supply stores (NAICS 4441) 5
- Transportation equipment manufacturing (NAICS 3361) 5
- Educational services (NAICS 6112) 4
- Transportation equipment manufacturing (NAICS 3366) 4
- Transportation equipment manufacturing (NAICS 3362) 4
- Administration of environmental programs (NAICS 9241) 4
- Animal production (NAICS 1129) 4
- Electrical equipment and appliance manufacturing (NAICS 3352) 4
- Religious, grantmaking and similar organizations (NAICS 8131) 4
- National security and international affairs (NAICS 9281) 4
- NAICS 4543 4
- Administrative and support services (NAICS 5615) 4
- Air transportation (NAICS 4811) 4
- Merchant wholesalers, durable goods (NAICS 4231) 3
- Merchant wholesalers, durable goods (NAICS 4236) 3
- Motor vehicle and parts dealers (NAICS 4411) 3
- Building construction (NAICS 2362) 3
- Crop production (NAICS 1114) 3
- Building material and garden supply stores (NAICS 4442) 3
- Merchant wholesalers, nondurable goods (NAICS 4242) 3
- Rental and leasing services (NAICS 5324) 3
- Water transportation (NAICS 4832) 3
Air-emissions inspections in Illinois, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
High-priority air violations in Illinois, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
Air-emissions stack tests in Illinois, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| OMEGA PARTNERS HARTFORD LLC | Minor source | No |
| OMEGA PARTNERS JOLIET LLC | Minor source | No |
| OMEGA PLATING | Minor source | No |
| OMG MIDWEST INC D/B/A CESSORD CONSTRUCTION CO | Minor source | No |
| OMIOTEK COIL SPRING CO | Minor source | No |
| OMNI BIOENERGY LLC | Minor source | No |
| OMNI MATERIALS PORT AUTHORITY TERMINAL | Minor source | No |
| OMNI PRODUCTS INC | Minor source | No |
| ON THE GO CLARK | Minor source | No |
| ONARGA ACADEMY - NEXUS INC | Minor source | No |
| ONARGA FIRE PROTECTION DISTRICT | Minor source | No |
| ONARGA UNDERGROUND BULK PETROLEUM PLANT | Minor source | No |
| ONE EARTH ENERGY LLC | Major source | No |
| ONE HOUR CLEANERS | Minor source | No |
| ONE HOUR CLEANERS | Minor source | No |
| ONE HOUR CLEANERS | Minor source | No |
| ONE HOUR CLEANERS | Minor source | No |
| ONE HOUR CLEANERS | Minor source | No |
| ONE HOUR DRY CLEANERS | Minor source | No |
| ONE HOUR PRIME CLEANERS | Minor source | No |
| ONE NORTH WACKER LLC | Minor source | No |
| ONE STOP | Minor source | No |
| ONE STOP CITCO INC | Minor source | No |
| ONE WAY CONSTRUCTION LLC | Minor source | No |
| ONECO TOWNSHIP | Minor source | No |
| ONEOK NORTH SYSTEM LLC | Minor source | No |
| ONEOK NORTH SYSTEM LLC | Minor source | No |
| ONEOK NORTH SYSTEM LLC | Minor source | No |
| ONEOK NORTH SYSTEM LLC | Minor source | No |
| ONEOK NORTH SYSTEM LLC LEMONT TERMINAL | Minor source | No |
| OPAL FUELS RNG PLANT | Minor source | No |
| OPEN ROAD ASPHALT CO LLC | Minor source | No |
| OPEN ROAD ASPHALT CO LLC | Minor source | No |
| OPEN ROAD ASPHALT CO LLC | Minor source | No |
| OPHER AUTO WURX INC | Minor source | No |
| OPPERMAN CONST CO | Minor source | No |
| OPTO INTERNATIONAL | Minor source | No |
| OPW MGMT SYSTEMS | Minor source | No |
| OQUAWKA BOATS & FABRICATION INC | Minor source | No |
| OQUAWKA RIVER TERMINAL | Minor source | No |
| ORANGE CRUSH LLC | Minor source | No |
| ORANGE CRUSH LLC | Synthetic minor source | No |
| ORANGE CRUSH LLC | Minor source | Yes |
| ORANGEVILLE AUTO BODY | Minor source | No |
| ORCHARD SHELL | Minor source | No |
| ORCHARD STOP CITGO | Minor source | No |
| ORCHID CLEANERS INC | Minor source | No |
| OREGON AUTO BODY | Minor source | No |
| OREMUS MATERIAL LLC | Minor source | No |
| OREMUS MATERIAL LLC | Minor source | No |
| ORICA USA INC | Minor source | No |
| ORICA USA INC | Major source | No |
| ORICA USA INC | Minor source | No |
| ORICA USA INC | Minor source | No |
| ORIGINAL CLEANERS | Minor source | No |
| ORIGINAL FERRARA INC | Minor source | No |
| ORION COLLISION INC | Minor source | No |
| ORION INDUSTRIES & RELATED ENTITIES | Minor source | No |
| ORLAND BP INC | Minor source | No |
| ORLAND PARK VILLAGE OF PUBLIC WORKS | Minor source | No |
| ORLANDI STATUARY | Synthetic minor source | No |
| ORLANDO MART | Minor source | No |
| ORNAMENTAL METALWORKS INC | Minor source | No |
| ORORA VISUAL LLC | Minor source | No |
| ORWIG AUTO BODY INC | Minor source | No |
| OS FOXFIELD CLEANERS & ALTERATION INC | Minor source | No |
| OSBERNVILLE GRAIN ELEVATOR | Minor source | No |
| OSCAR AUTO BODY | Minor source | No |
| OSCO FUEL 24 | Minor source | No |
| OSCO INC | Minor source | No |
| OSCO STORAGE INC | Minor source | No |
| OSF CENTER FOR HEALTH | Minor source | No |
| OSF HEALTHCARE SAINT CLARE MEDICAL CENTER | Minor source | No |
| OSF HEALTHCARE SAINT KATHERINE MEDICAL CENTER | Minor source | No |
| OSF HEALTHCARE SYSTEM | Major source | No |
| OSF HEART OF MARY MEDICAL CENTER | Minor source | No |
| OSF SACRED HEART MEDICAL CENTER | Minor source | No |
| OSF ST JAMES HOSPITAL | Minor source | No |
| OSFST ANTHONY MEDICAL CENTER | Minor source | No |
| OSI GROUP | Minor source | No |
| OSI INDUSTRIES LLC | Minor source | No |
| OSI INDUSTRIES LLC | Minor source | No |
| OSI INDUSTRIES LLC CHICAGO CAMPUS | Minor source | No |
| OSTERMAN CLEANERS | Minor source | No |
| OSWEGO CLEANERS | Minor source | No |
| OSWEGO OIL CO AKA MARCLEYS SHELL | Minor source | No |
| OTTERBACH DCR | Minor source | No |
| OTTO ENGINEERING INC | Minor source | No |
| OTTOS COLLISION SVC | Minor source | No |
| OUR HOME KANKAKEE | Minor source | No |
| OVERKILL CUSTOM INC DBA OKC AUTOBODY INC | Minor source | No |
| OVERTON GEAR CORP | Minor source | No |
| OWENS CORNING FOAM INSULATION LLC | Minor source | No |
| OWENS CORNING INSULATING SYSTEMS | Minor source | No |
| OWENS CORNING SCIENCE AND TECHNOLOGY LLC | Minor source | No |
| OWENS DARREN | Minor source | No |
| OWENS TRANSPORT | Minor source | No |
| OWENS-BROCKWAY GLASS CONTAINER INC | Major source | No |
| OWENS-CORNING CORP | Major source | Yes |
| OWNERS CHOICE AUTO | No |
Figures from EPA’s ICIS-AIR download.