EPA Air · inspections by county and year
Air-emissions inspections in Marshall County, West Virginia, 2025
- 7Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Marshall 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 Marshall County facility page.
Marshall County, West Virginia, 2025
- Stack tests 38
Air-emissions inspections in Marshall County, other years
Air-emissions inspections recorded in Marshall County, West Virginia, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-09-29 | CNX MIDSTREAM OPERATING COMPANY LLC, DRY RIDGE STATION | FCE On-Site | State |
| 2025-09-09 | COLUMBIA GAS TRANSMISSION, LLC, LONE OAK STATION | FCE On-Site | State |
| 2025-08-12 | APPALACHIA MIDSTREAM SERVICES, L.L.C., SAND HILL STATION | FCE On-Site | State |
| 2025-07-21 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | FCE On-Site | State |
| 2025-07-08 | BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONA | FCE On-Site | State |
| 2025-06-23 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, MOUNDSVILLE FRACTIONATION | FCE On-Site | State |
| 2025-03-17 | COLUMBIA GAS TRANSMISSION, LLC, ADALINE COMP. STATION | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.