EPA Air · stack tests by county and year
Air-emissions stack tests in Knox County, Indiana, 2025
- 36Stack 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 Knox County, Indiana 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 Knox County facility page.
Knox County, Indiana, 2025
Air-emissions stack tests in Knox County, other years
Air-emissions stack tests recorded in Knox County, Indiana, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-24 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-11-24 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-11-19 | SCEPTER INCORPORATED | Pass | State |
| 2025-11-19 | SCEPTER INCORPORATED | Pass | State |
| 2025-10-28 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-10-23 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-07 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-06 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-02-04 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-01-29 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
| 2025-01-28 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.