EPA Air · stack tests by county and year
Air-emissions stack tests in Shawnee County, Kansas, 2025
- 8Stack 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 Shawnee 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 Shawnee County facility page.
Shawnee County, Kansas, 2025
Air-emissions stack tests in Shawnee County, other years
What stands out
- Stack tests in Shawnee County, Kansas, rose from 6 in 2021, the previous year on file, to 8 in 2025.
- The county’s file for stack tests holds 3 years of events, from 2019 through 2025.
- Its 8 stack tests rank 15th of the 33 county cells in Kansas for 2025.
- Its 8 stack tests are 2% of the 404 the state’s file holds for 2025.
Every line is computed by formula from the state’s stored file; nothing is estimated.
Air-emissions stack tests recorded in Shawnee County, Kansas, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-07 | BETTIS ASPHALT - BAC - PP4 (AIR) | Pass | State |
| 2025-11-07 | BETTIS ASPHALT - BAC - PP4 (AIR) | Pass | State |
| 2025-09-04 | FUTAMURA USA (AIR) — high-priority violation on file | Pass | State |
| 2025-09-04 | FUTAMURA USA (AIR) — high-priority violation on file | Pass | State |
| 2025-05-08 | FREESTATE ELECTRIC COOPERATIVE - LAKE WOOD SUBSTATION (AIR) | Pass | State |
| 2025-05-08 | FREESTATE ELECTRIC COOPERATIVE - LAKE WOOD SUBSTATION (AIR) | Pass | State |
| 2025-05-07 | FREESTATE ELECTRIC COOPERATIVE - OSKALOOSA SUBSTATION (AIR) | Pass | State |
| 2025-05-07 | FREESTATE ELECTRIC COOPERATIVE - OSKALOOSA SUBSTATION (AIR) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Shawnee county, KS, for 2025. Stack tests recorded in 2025: 4.