EPA Air · stack tests by county and year
Air-emissions stack tests in Elk County, Kansas, 2025
- 11Stack 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 Elk 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 Elk County facility page.
Air-emissions stack tests in Elk County, other years
Air-emissions stack tests recorded in Elk County, Kansas, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-08-13 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-07-22 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-07-15 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-07-02 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-07-02 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-06-22 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-06-19 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-06-19 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-06-19 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-06-10 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
| 2025-03-24 | HARSHMAN CONST. - HOWARD QUARRY (AIR) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.