EPA Air · stack tests by county and year
Air-emissions stack tests in Marshall County, West Virginia, 2023
- 37Stack 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 2023. 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, 2023
Air-emissions stack tests in Marshall County, other years
Air-emissions stack tests recorded in Marshall County, West Virginia, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-12-12 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-11-30 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-11-29 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-10-12 | BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONA | Pass | State |
| 2023-10-11 | APPALACHIA MIDSTREAM SERVICES, L.L.C., PLEASANTS | Pass | State |
| 2023-10-03 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, OAK GROVE | Pass | State |
| 2023-09-13 | APPALACHIA MIDSTREAM SERVICES, L.L.C., MILLER STATION | Pass | State |
| 2023-08-31 | APPALACHIA MIDSTREAM SERVICES, L.L.C., RIDGELINE STATION | Pass | State |
| 2023-08-21 | EQT XL MIDSTREAM OPERATING LLC, CHANNING COMPRESSOR | Pass | State |
| 2023-08-17 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-08-17 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-08-16 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-08-01 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-07-27 | CERTAINTEED GYPSUM WEST VIRGINIA, INC., MOUNDSVILLE | Pass | State |
| 2023-06-27 | COVESTRO LLC, NEW MARTINSVILLE | Pass | State |
| 2023-06-23 | APPALACHIA MIDSTREAM SERVICES, L.L.C., SAND HILL STATION | Pass | State |
| 2023-06-21 | SWN PRODUCTION COMPANY, LLC, FORK RIDGE PAD | Pass | State |
| 2023-06-20 | BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONA | Pass | State |
| 2023-06-19 | EQT XL MIDSTREAM OPERATING LLC, PAYNE STATION | Pass | State |
| 2023-05-25 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-05-08 | CNX MIDSTREAM OPERATING COMPANY LLC, DRY RIDGE STATION | Pass | State |
| 2023-05-02 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-04-20 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2023-04-12 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-03-28 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-03-28 | APPALACHIA MIDSTREAM SERVICES, L.L.C., RIDGELINE STATION | Pass | State |
| 2023-03-27 | EQT XL MIDSTREAM OPERATING LLC, CHANNING COMPRESSOR | Pass | State |
| 2023-03-22 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-03-08 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-03-07 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-03-07 | KENTUCKY POWER COMPANY, MITCHELL PLANT | Pass | State |
| 2023-03-02 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | Pass | State |
| 2023-02-24 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-02-23 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-02-23 | WILLIAMS OHIO VALLEY MIDSTREAM LLC, FT. BEELER | Pass | State |
| 2023-02-22 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | Pass | State |
| 2023-01-31 | 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.