EPA Air · stack tests by county and year
Air-emissions stack tests in Campbell County, Wyoming, 2025
- 398Stack 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 Campbell County, Wyoming 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 Campbell County facility page.
Campbell County, Wyoming, 2025
- Inspections 10
Air-emissions stack tests in Campbell County, other years
Air-emissions stack tests recorded in Campbell County, Wyoming, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-08-05 | MARY'S DRAW (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-08-05 | MARY'S DRAW (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-30 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-29 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-29 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-29 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-29 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-28 | HATCHET COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-23 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-07-23 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-23 | BOLT 35 COMPRESSOR STATION (EOG RESOURCES, INC.) | Pass | State |
| 2025-07-09 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-09 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-09 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-07 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-07 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-07-07 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-06-23 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-06-23 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-06-23 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-06-23 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-18 | 50 BUTTES PLANT (THUNDER CREEK GAS SERVICES, LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-12 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-11 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-06-11 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-06-11 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-06-10 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-10 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-10 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-06-10 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | Pass | State |
| 2025-05-27 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-05-27 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-05-27 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-05-27 | HOUSE CREEK MAINLINE COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-22 | ANTELOPE HILLS COMPRESSOR STATION (EOG RESOURCES) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-08 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | Pass | State |
| 2025-05-07 | DRY WILLOW WATER PUMP STATION (POWDER RIVER MIDSTREAM, LLC) | Pass | State |
| 2025-05-07 | DRY WILLOW WATER PUMP STATION (POWDER RIVER MIDSTREAM, LLC) | Pass | State |
| 2025-05-07 | DRY WILLOW WATER PUMP STATION (POWDER RIVER MIDSTREAM, LLC) | Pass | State |
| 2025-04-23 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-04-23 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-04-23 | MORGAN DRAW/CRENSHAW HILL (PRONGHORN MIDSTREAM LLC) | Pass | State |
| 2025-04-14 | MARY'S DRAW (THUNDER CREEK GAS SERVICES) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.