EPA Air · stack tests by county and year
Air-emissions stack tests in Pennington County, South Dakota, 2024
- 10Stack 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 Pennington County, South Dakota during 2024. 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 Pennington County facility page.
Pennington County, South Dakota, 2024
Air-emissions stack tests in Pennington County, other years
Air-emissions stack tests recorded in Pennington County, South Dakota, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-11-19 | PETE LIEN & SONS, INC. MAIN PLANT | Pass | State |
| 2024-10-09 | GCC DACOTAH — high-priority violation on file | Pass | State |
| 2024-10-08 | GCC DACOTAH — high-priority violation on file | Pass | State |
| 2024-10-01 | GCC DACOTAH — high-priority violation on file | Pass | State |
| 2024-09-05 | PETE LIEN & SONS, INC. MAIN PLANT | Pending | State |
| 2024-09-05 | PETE LIEN & SONS, INC. MAIN PLANT | Pass | State |
| 2024-06-27 | GCC DACOTAH — high-priority violation on file | Pass | State |
| 2024-06-26 | GCC DACOTAH — high-priority violation on file | Pass | State |
| 2024-05-29 | PETE LIEN & SONS, INC. MAIN PLANT | Pass | State |
| 2024-04-18 | BLACK HILLS POWER, INC. (LANGE) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.