EPA Air · stack tests by county and year
Air-emissions stack tests in Guernsey County, Ohio, 2025
- 95Stack 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 Guernsey County, Ohio 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 Guernsey County facility page.
Guernsey County, Ohio, 2025
Air-emissions stack tests in Guernsey County, other years
Air-emissions stack tests recorded in Guernsey County, Ohio, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-19 | ASCENT RESOURCES-UTICA, LLC - BROWN WSG GR | Pass | State |
| 2025-11-19 | ASCENT RESOURCES-UTICA, LLC - BROWN WSG GR | Pass | State |
| 2025-11-19 | ASCENT RESOURCES-UTICA, LLC - BROWN WSG GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - JENNINGS WLS GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - JENNINGS WLS GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - JENNINGS WLS GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-11-17 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-11-12 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-12 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-12 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-12 | EOG RESOURCES, INC. - TYGERS GY VAL PAD | Pass | State |
| 2025-11-12 | EOG RESOURCES, INC. - TYGERS GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-11 | EOG RESOURCES, INC. - BLUE BUTTERFLY GY VAL PAD | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-11-04 | BLUE RACER MIDSTREAM, LLC - BORTON STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-10-01 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - WALDO MNR GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-15 | ASCENT RESOURCES - UTICA LLC - COOPER WSG GR | Pass | State |
| 2025-09-12 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | Pass | State |
| 2025-09-12 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | Pass | State |
| 2025-09-12 | EOG RESOURCES, INC. - SHUGERT GY CEN PAD | Pass | State |
| 2025-09-11 | EOG RESOURCES, INC. - LANDMAN GY CEN PAD | Pass | State |
| 2025-09-11 | EOG RESOURCES, INC. - LANDMAN GY CEN PAD | Pass | State |
| 2025-09-11 | EOG RESOURCES, INC. - LANDMAN GY CEN PAD | Pass | State |
| 2025-08-29 | EOG RESOURCES, INC. - WAGNER GY CEN PAD | Pass | State |
| 2025-08-29 | EOG RESOURCES, INC. - WAGNER GY CEN PAD | Pass | State |
| 2025-08-29 | EOG RESOURCES, INC. - WAGNER GY CEN PAD | Pass | State |
| 2025-08-24 | GUERNSEY POWER STATION LLC | Pass | State |
| 2025-08-24 | GUERNSEY POWER STATION LLC | Pass | State |
| 2025-08-24 | GUERNSEY POWER STATION LLC | Pass | State |
| 2025-08-20 | EOG RESOURCES INC - SABLE CTB | Pass | State |
| 2025-08-20 | EOG RESOURCES INC - SABLE CTB | Pass | State |
| 2025-08-20 | EOG RESOURCES INC - SABLE CTB | Pass | State |
| 2025-08-11 | POSEY PAD 952746 | Pass | State |
| 2025-08-11 | POSEY PAD 952746 | Pass | State |
| 2025-08-11 | POSEY PAD 952746 | Pass | State |
| 2025-07-30 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | Pass | State |
| 2025-07-30 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | Pass | State |
| 2025-07-30 | KINDER MORGANTENNESSEE GAS PIPELINE STATION 209 | Pass | State |
| 2025-06-12 | BLUE RACER MIDSTREAM LLC - GUERNSEY CO FIELD STATION #1 | Pass | State |
| 2025-05-20 | ASCENT RESOURCES - UTICA LLC - STELLA MDS GR | Pass | State |
| 2025-05-20 | ASCENT RESOURCES - UTICA LLC - STELLA MDS GR | Pass | State |
| 2025-05-15 | ASCENT RESOURCES - UTICA LLC - JENNINGS WLS GR | Pass | State |
| 2025-05-14 | EOG RESOURCES, INC. - STRIPED BASS GY CEN PAD | Pass | State |
| 2025-05-14 | EOG RESOURCES, INC. - STRIPED BASS GY CEN PAD | Pass | State |
| 2025-03-14 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-03-14 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-03-14 | BLUE RACER MIDSTREAM, LLC - HAYES STATION | Pass | State |
| 2025-02-12 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-02-12 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-02-12 | ASCENT RESOURCES - UTICA LLC - SLABAUGH RCH GR | Pass | State |
| 2025-02-06 | ASCENT RESOURCES-UTICA LLC - SHUGERT DADDY 24-2-1 WELL | Pass | State |
| 2025-02-06 | ASCENT RESOURCES-UTICA LLC - SHUGERT DADDY 24-2-1 WELL | Pass | State |
| 2025-02-06 | ASCENT RESOURCES-UTICA LLC - SHUGERT DADDY 24-2-1 WELL | Pass | State |
| 2025-02-06 | ASCENT RESOURCES - UTICA LLC - WAMPUM RCH BL | Pass | State |
| 2025-02-06 | ASCENT RESOURCES - UTICA LLC - WAMPUM RCH BL | Pass | State |
| 2025-02-06 | ASCENT RESOURCES - UTICA LLC - WAMPUM RCH BL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.