EPA Air · stack tests by county and year
Air-emissions stack tests in Marion County, West Virginia, 2026
- 4Stack 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 Marion County, West Virginia during 2026. 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 Marion County facility page.
Marion County, West Virginia, 2026
Air-emissions stack tests in Marion County, other years
Air-emissions stack tests recorded in Marion County, West Virginia, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-06-25 | AMERICAN BITUMINOUS POWER PARTNERS, L. P., GRANT | Pass | State |
| 2026-05-28 | MOUNTAIN GATHERING, LLC, MCCLELLAND STATION | Pass | State |
| 2026-05-14 | AMERICAN BITUMINOUS POWER PARTNERS, L. P., GRANT | Pass | State |
| 2026-03-05 | AMERICAN BITUMINOUS POWER PARTNERS, L. P., GRANT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.