EPA Air · stack tests by county and year
Air-emissions stack tests in McHenry County, Illinois, 2025
- 20Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in McHenry County, Illinois during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the McHenry County facility page.
McHenry County, Illinois, 2025
- Inspections 10
Air-emissions stack tests in McHenry County, other years
Air-emissions stack tests recorded in McHenry County, Illinois, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-09-11 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-07-30 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-07-29 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-07-28 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-07-28 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-07-01 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-20 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-20 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-18 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-13 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-13 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-11 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-11 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-10 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-05 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-05 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-05 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-04 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-03 | CHARTER MANUFACTURING CO INC | Pass | State |
| 2025-06-03 | CHARTER MANUFACTURING CO INC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.