EPA Air · stack tests by county and year
Air-emissions stack tests in Greene County, Pennsylvania, 2025
- 47Stack 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 Greene County, Pennsylvania 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 Greene County facility page.
Greene County, Pennsylvania, 2025
Air-emissions stack tests in Greene County, other years
Air-emissions stack tests recorded in Greene County, Pennsylvania, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-16 | EASTERN GAS TRANS & STORAGE/CRAYNE STA | Pass | State |
| 2025-12-09 | EQM GATHERING OPCO LLC/PIPERS RIDGE INTERCONNECT | Pass | State |
| 2025-12-03 | EQUITRANS LP/JEFFERSON COMP STA | Pass | State |
| 2025-12-02 | TEXAS EASTERN TRANS LP/HOLBROOK STA | Pass | State |
| 2025-12-01 | TEXAS EASTERN TRANS LP/WAYNESBURG STA | Pass | State |
| 2025-11-12 | COLUMBIA GAS TRANS CORP/WAYNESBURG COMP STA | Pass | State |
| 2025-11-12 | EQUITRANS LP/REDHOOK COMPRESSOR STATION | Pass | State |
| 2025-10-28 | EQM GATHERING OPCO LLC/IO COMP STA | Pass | State |
| 2025-10-21 | CNX MIDSTREAM OPR CO LLC/BUCKLAND COMP STA | Pass | State |
| 2025-10-01 | EQM GATHERING OPCO LLC/SNAPPING TURTLE COMP STA | Pass | State |
| 2025-09-30 | EQM GATHERING OPCO LLC/SNAPPING TURTLE COMP STA | Pass | State |
| 2025-09-26 | GREYLOCK MIDSTREAM LLC/CUMBERLAND HENDERSON COMP STA | Pass | State |
| 2025-09-10 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | Pass | State |
| 2025-09-04 | EQM GATHERING OPCO LLC/CYGRYMUS COMP STA | Pass | State |
| 2025-08-06 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2025-07-22 | EQM GATHERING OPCO LLC/PETTIT COMP STA | Pass | State |
| 2025-07-22 | EQM GATHERING OPCO LLC/PETTIT COMP STA | Pass | State |
| 2025-07-21 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2025-07-15 | CNX MIDSTREAM OPR CO LLC/MCQUAY COMP STA | Pass | State |
| 2025-07-15 | EQUITRANS LP/REDHOOK COMPRESSOR STATION | Pass | State |
| 2025-07-10 | EQM GATHERING OPCO LLC/COLE FARM COMPRESSOR STATION | Pass | State |
| 2025-06-25 | EQM GATHERING OPCO LLC/EUROPA COMP STA | Pass | State |
| 2025-06-18 | EQUITRANS LP/JEFFERSON COMP STA | Pass | State |
| 2025-06-17 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | Pass | State |
| 2025-06-17 | EQM GATHERING OPCO LLC/EUROPA COMP STA | Pass | State |
| 2025-06-10 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2025-06-10 | EQM GATHERING OPCO LLC/CALLISTO COMP STA | Pass | State |
| 2025-06-10 | EQM GATHERING OPCO LLC/CALLISTO COMP STA | Pass | State |
| 2025-06-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2025-05-29 | GREYLOCK MIDSTREAM LLC/VERES COMP STA | Pass | State |
| 2025-05-14 | GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA | Pass | State |
| 2025-05-13 | EQUITRANS LP/JEFFERSON COMP STA | Pass | State |
| 2025-05-13 | GREYLOCK PRODUCTION LLC/BEACON WELL PAD | Pass | State |
| 2025-04-23 | LAUREL MTN MIDSTREAM OPR LLC/BROWN COMP STA | Pass | State |
| 2025-04-21 | EQM GATHERING OPCO LLC/CALLISTO COMP STA | Pass | State |
| 2025-04-10 | CNX MIDSTREAM OPR CO LLC/BUCKLAND COMP STA | Pass | State |
| 2025-03-26 | LAUREL MTN MIDSTREAM OPR LLC/CANTARAL COMP STA | Pass | State |
| 2025-03-10 | GREYLOCK PROD LLC/WILDCAT WELL PAD | Pass | State |
| 2025-03-04 | HAMMERHEAD MIDSTREAM LLC/ANCHOR COMP STA | Pass | State |
| 2025-02-28 | CNX MIDSTREAM OPR CO LLC/RHL 22 DEHYDRATION STA | Pass | State |
| 2025-02-27 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | Pass | State |
| 2025-02-22 | TEXAS EASTERN TRANS LP/HOLBROOK STA | Pass | State |
| 2025-02-07 | EQM GATHERING OPCO LLC/JUPITER COMP STA | Pass | State |
| 2025-01-29 | HAMMERHEAD MIDSTREAM LLC/ANCHOR COMP STA | Pass | State |
| 2025-01-17 | TEXAS EASTERN TRANS LP/HOLBROOK STA | Pass | State |
| 2025-01-14 | EASTERN GAS TRANS & STORAGE/CRAYNE STA | Pass | State |
| 2025-01-02 | CNX MIDSTREAM OPR CO LLC/HOPEWELL STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.