EPA Air · by county
Air-emissions sources in Winnebago County, Illinois
- 408Facilities
Every stationary source in Winnebago 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 Winnebago 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.
Inspections in Winnebago 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 5
- 2025 — inspections 11
- 2024 — inspections 6
- 2023 — inspections 13
- 2022 — inspections 15
- 2021 — inspections 13
- 2020 — inspections 10
- 2019 — inspections 6
- 2018 — inspections 11
- 2017 — inspections 9
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| WINNEBAGO COUNTY ETHANOL PLANT | Minor source | No |
| WINNEBAGO COUNTY JUSTICE CENTER | Minor source | No |
| WINNEBAGO ENERGY CENTER LLC | Major source | No |
| WINNEBAGO FOUNDRY INC | Minor source | No |
| WINNEBAGO LANDFILL | Major source | No |
| WOODWARD INC | Minor source | No |
| WOODWARD INC | Minor source | No |
| ZENITH CUTTER INC | Minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.