EPA Air · by county
Air-emissions sources in Cook County, Illinois
- 4,231Facilities
Every stationary source in Cook County, Illinois that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Cook County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
- Minor source 4,043
- Major source 80
- Synthetic minor source 72
Inspections in Cook County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 80
- 2025 — inspections 167
- 2024 — inspections 161
- 2023 — inspections 128
- 2022 — inspections 154
- 2021 — inspections 212
- 2020 — inspections 135
- 2019 — inspections 96
- 2018 — inspections 93
- 2017 — inspections 141
Other counties in Illinois
Every county in the state with at least three sources on file.
- 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
- 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
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| MAGIC TOUCH CLEANERS | Minor source | No |
| MAGIC TOUCH CLEANERS | Minor source | No |
| MAGIC TRIANGLE REPAIRS LTD DAB LEOS BODY SHOP | Minor source | No |
| MAGNETIC INSPECTION LAB INC | Major source | No |
| MAGNUM AUTOMOTIVE | Minor source | No |
| MAHLERS SERVICE INC | Minor source | No |
| MAHZEL METALS INC | Minor source | No |
| MAINTENANCE BLDG 5 | Minor source | No |
| MAJESTIC WOOD CARVING CO | Minor source | No |
| MAKE IT STRAIGHT | Minor source | No |
| MANCARIS COLLISION CENTER | Minor source | No |
| MANE MOTORS BODY SHOP | Minor source | No |
| MANGLOROS AUTO CLINIC | Minor source | No |
| MANHEIM AUTO AUCTION | Minor source | No |
| MANICKE SVC STATION | Minor source | No |
| MANNHEIM CITGO | Minor source | No |
| MANSOOR INC - CITGO | Minor source | No |
| MAPLE QUICK MART | Minor source | No |
| MARA CITGO | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON | Minor source | No |
| MARATHON AUTO CARE OF NORTHBROOK INC | Minor source | No |
| MARATHON AUTO CTR INC | Minor source | No |
| MARATHON CUTTING DIE | Minor source | No |
| MARATHON DEPOT 288 | Minor source | No |
| MARATHON FUEL & MINI MART | Minor source | No |
| MARATHON GAS | Minor source | No |
| MARATHON GAS | Minor source | No |
| MARATHON GAS | Minor source | No |
| MARATHON GAS & MART | Minor source | No |
| MARATHON GAS STATION | Minor source | No |
| MARATHON GAS STATION | Minor source | No |
| MARATHON MART | Minor source | No |
| MARATHON MART | Minor source | No |
| MARATHON TECHNOLOGIES INC | Minor source | No |
| MARATHON, QUICK GAS & MINIMART | Minor source | No |
| MARIN AUTO COLLISION REPAIR | Minor source | No |
| MARK MOTORS, INC. | Minor source | No |
| MARK OF EXCELLENCE CLEANERS | Minor source | No |
| MARKET SQUARE CLEANERS INC | Minor source | No |
| MARKHAM ALLSTAR PROPERTIES INC BP | Minor source | No |
| MARKHAM TRANSFER & RECYCLE | Minor source | No |
| MARQUARDT BUICK | Minor source | No |
| MARQUETTE GAS | Minor source | No |
| MARQUETTE MOBIL | Minor source | No |
| MARRIOTT MOTOR HOTEL | Minor source | No |
| MARS WRIGLEY CONFECTIONERY US LLC | Synthetic minor source | Yes |
| MARSHFIELD CITGO | Minor source | No |
| MART EXPRESS | Minor source | No |
| MARTHON FUEL & MINI MART | Minor source | No |
| MARTIN & SONS CLEANERS | Minor source | No |
| MARTIN OIL OF INDIANA 709 | Minor source | No |
| MARTINIZING | Minor source | No |
| MARVEL GROUP INC | Minor source | No |
| MARYLAND PIG IRON OF ILLINOIS | Minor source | No |
| MASTERCRAFT CLEANERS | Minor source | No |
| MASTERS & ALLOY LLC | Minor source | No |
| MAT ASPHALT LLC | Minor source | No |
| MAT PETROLEUM INC | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.