EPA Air · stack tests by state, industry and year
Utilities (NAICS 2211): stack tests in Illinois, 2025
- 65Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2025 at a Illinois source whose primary industry code is NAICS 2211. A facility filing more than one industry code is counted under the first one on its record.
Utilities (NAICS 2211) in Illinois, other years
Other industries in Illinois, 2025
- Mining and quarrying (NAICS 2121) 30
- Pipeline transportation (NAICS 4862) 24
- Primary metal manufacturing (NAICS 3315) 22
- Hospitals (NAICS 6221) 19
- Plastics and rubber products manufacturing (NAICS 3261) 9
- Mining and quarrying (NAICS 2123) 9
- Petroleum and coal products manufacturing (NAICS 3241) 9
- Waste management and remediation (NAICS 5622) 8
- Nonmetallic mineral product manufacturing (NAICS 3273) 8
- Paper manufacturing (NAICS 3222) 7
- Miscellaneous manufacturing (NAICS 3399) 7
- Utilities (NAICS 2212) 7
- Merchant wholesalers, nondurable goods (NAICS 4247) 5
- Executive and legislative government (NAICS 9211) 5
- Chemical manufacturing (NAICS 3251) 4
- Food manufacturing (NAICS 3112) 3
- Amusement, gambling and recreation (NAICS 7132) 3
- Chemical manufacturing (NAICS 3259) 3
Air-emissions stack tests recorded in Illinois, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-16 | CITY WATER LIGHT & POWER | SPRINGFIELD, Sangamon, IL | Pass | State |
| 2025-11-20 | KINCAID GENERATION LLC | KINCAID, Christian, IL | Pass | State |
| 2025-11-19 | SOUTHERN ILLINOIS POWER COOP | MARION, Williamson, IL | Pass | State |
| 2025-10-09 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2025-10-08 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2025-09-17 | DYNEGY MIDWEST GENERATION LLC | BALDWIN, Randolph, IL | Pass | State |
| 2025-09-16 | DYNEGY MIDWEST GENERATION LLC | BALDWIN, Randolph, IL | Pass | State |
| 2025-09-16 | DYNEGY MIDWEST GENERATION LLC | BALDWIN, Randolph, IL | Pass | State |
| 2025-09-16 | DYNEGY MIDWEST GENERATION LLC | BALDWIN, Randolph, IL | Pass | State |
| 2025-09-09 | GENEVA GENERATING PLANT | GENEVA, Kane, IL | Pass | State |
| 2025-08-14 | MIDWEST GENERATION LLC | PEKIN, Tazewell, IL | Pass | State |
| 2025-07-29 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pending | State |
| 2025-07-29 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2025-07-17 | ROCHELLE MUNICIPAL UTILITIES | ROCHELLE, Ogle, IL | Pass | State |
| 2025-07-17 | ROCHELLE MUNICIPAL UTILITIES | ROCHELLE, Ogle, IL | Pass | State |
| 2025-07-17 | ROCHELLE MUNICIPAL UTILITIES | ROCHELLE, Ogle, IL | Pass | State |
| 2025-07-16 | ROCHELLE MUNICIPAL UTILITIES | ROCHELLE, Ogle, IL | Pass | State |
| 2025-07-16 | ROCHELLE MUNICIPAL UTILITIES | ROCHELLE, Ogle, IL | Pass | State |
| 2025-07-14 | BUSHNELL MUNICIPAL POWER PLANT | BUSHNELL, McDonough, IL | Pass | State |
| 2025-07-14 | BUSHNELL MUNICIPAL POWER PLANT | BUSHNELL, McDonough, IL | Pass | State |
| 2025-07-13 | BUSHNELL MUNICIPAL POWER PLANT | BUSHNELL, McDonough, IL | Pass | State |
| 2025-07-13 | BUSHNELL MUNICIPAL POWER PLANT | BUSHNELL, McDonough, IL | Pass | State |
| 2025-07-10 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-10 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-09 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-09 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-08 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-08 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-07 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-07 | PRINCETON MUNICIPAL ELECTRIC UTILITY | PRINCETON, Bureau, IL | Pass | State |
| 2025-07-01 | SULLIVAN POWER PLANT | SULLIVAN, Moultrie, IL | Pass | State |
| 2025-07-01 | SULLIVAN POWER PLANT | SULLIVAN, Moultrie, IL | Pass | State |
| 2025-07-01 | SULLIVAN POWER PLANT | SULLIVAN, Moultrie, IL | Pass | State |
| 2025-07-01 | SULLIVAN POWER PLANT | SULLIVAN, Moultrie, IL | Pass | State |
| 2025-06-30 | SULLIVAN POWER PLANT | SULLIVAN, Moultrie, IL | Pass | State |
| 2025-06-26 | CARMI LIGHT & WATER | CARMI, White, IL | Pass | State |
| 2025-06-26 | CARMI LIGHT & WATER | CARMI, White, IL | Pass | State |
| 2025-06-26 | CARMI LIGHT & WATER | CARMI, White, IL | Pass | State |
| 2025-06-25 | CARMI LIGHT & WATER | CARMI, White, IL | Pass | State |
| 2025-06-25 | CARMI LIGHT & WATER | CARMI, White, IL | Pass | State |
| 2025-06-24 | CARLYLE MUNICIPAL ELECTRIC PLANT | CARLYLE, Clinton, IL | Pass | State |
| 2025-06-24 | CARLYLE MUNICIPAL ELECTRIC PLANT | CARLYLE, Clinton, IL | Pass | State |
| 2025-06-23 | CARLYLE MUNICIPAL ELECTRIC PLANT | CARLYLE, Clinton, IL | Pass | State |
| 2025-06-23 | CARLYLE MUNICIPAL ELECTRIC PLANT | CARLYLE, Clinton, IL | Pass | State |
| 2025-06-23 | CARLYLE MUNICIPAL ELECTRIC PLANT | CARLYLE, Clinton, IL | Pass | State |
| 2025-06-17 | CITY OF BREESE POWER PLANT | BREESE, Clinton, IL | Pass | State |
| 2025-06-17 | CITY OF BREESE POWER PLANT | BREESE, Clinton, IL | Pass | State |
| 2025-06-17 | CITY OF BREESE POWER PLANT | BREESE, Clinton, IL | Pass | State |
| 2025-06-17 | CITY OF BREESE POWER PLANT | BREESE, Clinton, IL | Pass | State |
| 2025-06-16 | WATERLOO CITY LIGHT PLANT | WATERLOO, Monroe, IL | Pass | State |
| 2025-06-16 | WATERLOO CITY LIGHT PLANT | WATERLOO, Monroe, IL | Pass | State |
| 2025-06-16 | WATERLOO CITY LIGHT PLANT | WATERLOO, Monroe, IL | Pass | State |
| 2025-06-12 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-06-12 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-06-12 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-06-11 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-06-11 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-06-11 | HIGHLAND ELECTRIC LIGHT PLANT | HIGHLAND, Madison, IL | Pass | State |
| 2025-03-25 | SOUTHERN ILLINOIS POWER COOP | MARION, Williamson, IL | Pass | State |
| 2025-03-19 | MORRIS COGENERATION LLC | MORRIS, Grundy, IL | Pass | State |
| 2025-03-18 | MORRIS COGENERATION LLC | MORRIS, Grundy, IL | Pass | State |
| 2025-03-17 | MORRIS COGENERATION LLC | MORRIS, Grundy, IL | Pass | State |
| 2025-03-11 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2025-02-27 | JACKSON ENERGY CENTER | ELWOOD, Will, IL | Pending | State |
| 2025-02-27 | JACKSON ENERGY CENTER | ELWOOD, Will, IL | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.