EPA Air · stack tests by county and year
Air-emissions stack tests in Butler County, Kansas, 2025
- 6Stack 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 Butler County, Kansas 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 Butler County facility page.
Butler County, Kansas, 2025
Air-emissions stack tests in Butler County, other years
Air-emissions stack tests recorded in Butler County, Kansas, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-10 | HOLLYFRONTIER EL DORADO REFINERY (AIR) | Pass | State |
| 2025-12-02 | AUGUSTA MUN. POWER PLANT #2 (AIR) — high-priority violation on file | Pass | State |
| 2025-10-29 | AUGUSTA MUN. POWER PLANT #2 (AIR) — high-priority violation on file | Pass | State |
| 2025-07-24 | HARSHMAN CONST. - SOUTHWEST BUTLER QUARRY (AIR) | Pass | State |
| 2025-07-24 | HARSHMAN CONST. - SOUTHWEST BUTLER QUARRY (AIR) | Pass | State |
| 2025-04-17 | HARSHMAN CONST. - SOUTHWEST BUTLER QUARRY (AIR) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.