EPA Air · stack tests by county and year
Air-emissions stack tests in Wetzel County, West Virginia, 2025
- 11Stack 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 Wetzel 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 Wetzel County facility page.
Wetzel County, West Virginia, 2025
Air-emissions stack tests in Wetzel County, other years
Air-emissions stack tests recorded in Wetzel County, West Virginia, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-10 | ANTERO MIDSTREAM LLC, LINCOLN COMPRESSOR STN | Pass | State |
| 2025-11-12 | ANTERO MIDSTREAM LLC, GRAYS PEAK CS | Pass | State |
| 2025-11-06 | EASTERN GAS TRANSMISSION AND STORAGE, INC., MOCKINGBIRD HILL | Pass | State |
| 2025-09-11 | EUREKA MIDSTREAM, LLC, CARBIDE SITE | Pass | State |
| 2025-07-30 | COLUMBIA GAS TRANSMISSION, LLC, SMITHFIELD | Pass | State |
| 2025-06-26 | ANTERO MIDSTREAM LLC, GRAYS PEAK CS | Pass | State |
| 2025-04-28 | BLUE RACER MIDSTREAM, LLC, FIELD STATION 1 | Pass | State |
| 2025-03-27 | APPALACHIA MIDSTREAM SERVICES, L.L.C., BLAKE RIDGE FACILITY | Pass | State |
| 2025-03-10 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MOBLEY GAS PLANT | Pass | State |
| 2025-03-04 | EASTERN GAS TRANSMISSION AND STORAGE, INC., MOCKINGBIRD HILL | Pass | State |
| 2025-02-05 | MOUNTAIN VALLEY PIPELINE, LLC, BRADSHAW STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.