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 |
|---|---|---|
| WOODLAND CLEANERS | Minor source | No |
| WOODLAWN CEMETERY OF CHICAGO INC | Minor source | No |
| WOODS AUTO REPAIR | Minor source | No |
| WOODWARD MPC | Minor source | No |
| WORLD'S LARGEST LAUNDROMAT | Minor source | No |
| WORLDCOM | Minor source | No |
| WORLDS FINEST CHOCOLATE INC | Minor source | No |
| WORSHAM COLLEGE | Minor source | No |
| WORTH MARATHON INC | Minor source | No |
| WR GRACE | Synthetic minor source | No |
| WRECK & ROLL AUTO BODY INC | Minor source | No |
| WRECK & ROLL AUTO BODY SOUTH | Minor source | No |
| WRIGHT CONCRETE RECYCLING INC | Minor source | No |
| WS PIPELINE CANAL JCT ST | Minor source | No |
| X-METALS ACQUISITIONS | Minor source | No |
| XPANSIVE PACKAGING GROUP INC | Minor source | No |
| XPRESS CLEANER 2 | Minor source | No |
| YELLOW CAB | Minor source | No |
| YOUNG CLEANERS | Minor source | No |
| YOUNGS AUTOBODY | Minor source | No |
| YOUR LOCAL GAS INC | Minor source | No |
| ZACHARY A BITNER DESIGN LLC | Minor source | No |
| ZACK SIGAC JEWELER | Minor source | No |
| ZAKS HI TECH COLLISION | Minor source | No |
| ZCOLO LLC | Minor source | No |
| ZCOLO LLC | Minor source | No |
| ZCOLO LLC | Minor source | No |
| ZEKELMAN INDUSTRIES WHEATLAND TUBE CO | Major source | No |
| ZEPHYR CLEANERS | Minor source | No |
| ZERVOS THREE INC | Minor source | No |
| ZF LEMFORDER | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.