EPA Air · by county
Air-emissions sources in Sangamon County, Illinois
- 195Facilities
Every stationary source in Sangamon 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.
Every source’s record in Sangamon County
Each of the 194 operating major, synthetic minor and minor sources in Sangamon County, Illinois has a record page: every source in Sangamon County, A to Z.
By emissions classification in Sangamon 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 Sangamon 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 4
- 2025 inspections 4
- 2024 inspections 8
- 2023 inspections 5
- 2022 inspections 3
- 2021 inspections 3
- 2020 inspections 4
- 2019 inspections 4
- 2017 inspections 4
Violations in Sangamon County, 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.
Stack tests in Sangamon County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Inspections in Sangamon County, year by year · Violations in Sangamon County, year by year · Stack tests in Sangamon County, year by year
Other counties in Illinois
Every county in the state with at least three sources on file.
- 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
- 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
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Sangamon county, IL. It lists 195 facilities and 7 major sources.