EPA Air · stack tests by county and year
Air-emissions stack tests in Belmont County, Ohio, 2026
- 206Stack 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 Belmont County, Ohio 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 Belmont County facility page.
Air-emissions stack tests in Belmont County, other years
Air-emissions stack tests recorded in Belmont County, Ohio, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-22 | ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL | Pass | State |
| 2026-07-22 | ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL | Pass | State |
| 2026-07-22 | ASCENT RESOURCES - UTICA LLC - OLIVER CLR BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - PROSSER E UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-21 | ASCENT RESOURCES - UTICA LLC - BANNOCK UNN BL | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-16 | MARKWEST TRI-COUNTY COMPRESSOR STATION | Pass | State |
| 2026-07-14 | ASCENT RESOURCES - UTICA, LLC - WASSMANN | Pass | State |
| 2026-07-14 | ASCENT RESOURCES - UTICA, LLC - WASSMANN | Pass | State |
| 2026-07-14 | ASCENT RESOURCES - UTICA, LLC - WASSMANN | Pass | State |
| 2026-06-18 | ASCENT RESOURCES - UTICA LLC - POL PES BL | Pass | State |
| 2026-06-18 | ASCENT RESOURCES - UTICA LLC - POL PES BL | Pass | State |
| 2026-06-18 | ASCENT RESOURCES - UTICA LLC - POL PES BL | Pass | State |
| 2026-06-17 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | Pass | State |
| 2026-06-17 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | Pass | State |
| 2026-06-17 | OHIO MIDSTREAM PARTNERS SAND HILLS COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-16 | OHIO MIDSTREAM PARTNERS, LLC BUCKEYE COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-15 | OHIO MIDSTREAM PARTNERS LLC THATCHER COMPRESSOR STATION | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - VALERIE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - YANKEE WELL PAD | Pass | State |
| 2026-06-09 | GULFPORT APPALACHIA, LLC - YANKEE WELL PAD | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - FLEAGANE PLT BL | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - FLEAGANE PLT BL | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - FLEAGANE PLT BL | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | Pass | State |
| 2026-06-09 | ASCENT RESOURCES - UTICA LLC - BLESSED RCH BL | Pass | State |
| 2026-06-08 | GULFPORT APPALACHIA, LLC - YANKEE WELL PAD | Pass | State |
| 2026-06-08 | GULFPORT APPALACHIA, LLC - YANKEE WELL PAD | Pass | State |
| 2026-06-08 | GULFPORT APPALACHIA, LLC - YANKEE WELL PAD | Pass | State |
| 2026-06-08 | BLUE RACER MIDSTREAM LLC - BFS#2 (FLUSHING A) | Pass | State |
| 2026-06-08 | BLUE RACER MIDSTREAM LLC - BFS#2 (FLUSHING A) | Pass | State |
| 2026-06-08 | BLUE RACER MIDSTREAM LLC - BFS#2 (FLUSHING A) | Pass | State |
| 2026-05-21 | ASCENT RESOURCES - UTICA LLC - OBOY CLR BL WELLPAD | Pass | State |
| 2026-05-21 | ASCENT RESOURCES - UTICA LLC - OBOY CLR BL WELLPAD | Pass | State |
| 2026-05-21 | ASCENT RESOURCES - UTICA LLC - OBOY CLR BL WELLPAD | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-20 | EQUITRANS MIDSTREAM COBRA COMPRESSOR STATION | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - CRAVAT WHL BL WELL PAD | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - TRUCHAN NW WHL BL | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - TRUCHAN NW WHL BL | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - TRUCHAN NW WHL BL | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - MATUSEK WHL BL | Pass | State |
| 2026-05-19 | ASCENT RESOURCES - UTICA LLC - MATUSEK WHL BL | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.