EPA Air · stack tests by county and year
Air-emissions stack tests in Marshall County, West Virginia, 2022
- 34Stack 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 Marshall County, West Virginia during 2022. 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, 2022
- Inspections 17
Air-emissions stack tests in Marshall County, other years
Air-emissions stack tests recorded in Marshall County, West Virginia, 2022
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2022-12-13 | BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONA | Pass | State |
| 2022-11-23 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-11-15 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Fail | State |
| 2022-11-08 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2022-10-19 | APPALACHIA MIDSTREAM SERVICES, L.L.C., PLEASANTS | Pass | State |
| 2022-10-04 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, CORLEY STATION | Pass | State |
| 2022-10-04 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, OAK GROVE | Pass | State |
| 2022-10-03 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, BURCH RIDGE ST | Pass | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SERVICES, L.L.C., MILLER STATION | Pass | State |
| 2022-08-25 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-08-24 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-08-09 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2022-07-25 | APPALACHIA MIDSTREAM SERVICES, L.L.C., RIDGELINE STATION | Pass | State |
| 2022-07-11 | EQT XL MIDSTREAM OPERATING LLC, PAYNE STATION | Pass | State |
| 2022-07-07 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-06-29 | APPALACHIA MIDSTREAM SERVICES, L.L.C., SAND HILL STATION | Pass | State |
| 2022-06-01 | SWN PRODUCTION COMPANY, LLC, FORK RIDGE PAD | Pass | State |
| 2022-05-26 | BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONA | Pass | State |
| 2022-05-17 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2022-05-13 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2022-05-10 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-04-27 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2022-04-26 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2022-04-26 | CNX MIDSTREAM OPERATING COMPANY LLC, DRY RIDGE STATION | Pass | State |
| 2022-04-04 | APPALACHIA MIDSTREAM SERVICES, L.L.C., RIDGELINE STATION | Pass | State |
| 2022-03-29 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Fail | State |
| 2022-03-23 | COLUMBIA GAS TRANSMISSION, LLC, LONE OAK STATION | Pass | State |
| 2022-03-09 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-03-08 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2022-02-25 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2022-02-16 | COVESTRO LLC, NEW MARTINSVILLE | Pass | State |
| 2022-02-08 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2022-01-20 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2022-01-19 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.