EPA Air · stack tests by county and year
Air-emissions stack tests in Johnson County, Kansas, 2023
- 3Stack 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 Johnson County, Kansas during 2023. 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 Johnson County facility page.
Johnson County, Kansas, 2023
Air-emissions stack tests in Johnson County, other years
Air-emissions stack tests recorded in Johnson County, Kansas, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-09-27 | MARTIN MARIETTA MATERIALS - LONE ELM QUARRY (AIR) | Pass | State |
| 2023-09-27 | MARTIN MARIETTA MATERIALS - LONE ELM QUARRY (AIR) | Pass | State |
| 2023-06-16 | MID-STATES MATERIALS - EDGERTON QUARRY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.