EPA Air · stack tests by county and year
Air-emissions stack tests in Harrison County, West Virginia, 2025
- 22Stack 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 Harrison County, West Virginia 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 Harrison County facility page.
Harrison County, West Virginia, 2025
- Inspections 14
Air-emissions stack tests in Harrison County, other years
Air-emissions stack tests recorded in Harrison County, West Virginia, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-10 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-12-09 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-11-18 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-11-06 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-11-04 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-08-07 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-08-06 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-08-06 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-08-05 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-07-22 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-07-09 | GOFF CONNECTOR LLC, CONNECTOR STATION | Pass | State |
| 2025-06-10 | ANTERO MIDSTREAM LLC, ZINNIA STATION | Pass | State |
| 2025-06-04 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-06-03 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-06-03 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-05-21 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-05-21 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-04-10 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-04-08 | EASTERN GAS TRANSMISSION AND STORAGE, INC., SARDIS STATION | Pass | State |
| 2025-01-29 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-01-28 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
| 2025-01-24 | MONONGAHELA POWER COMPANY, HARRISON STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.