EPA Air · stack tests by county and year
Air-emissions stack tests in Greene County, Pennsylvania, 2026
- 24Stack 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 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 Greene County facility page.
Greene County, Pennsylvania, 2026
Air-emissions stack tests in Greene County, other years
Air-emissions stack tests recorded in Greene County, Pennsylvania, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-08-05 | TEXAS EASTERN TRANS LP/HOLBROOK STA | Pass | State |
| 2026-08-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2026-07-19 | HILLTOP ENERGY CENTER LLC/CARMICHAELS | Pass | State |
| 2026-06-23 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pass | State |
| 2026-06-19 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | Pass | State |
| 2026-06-11 | LAUREL MTN MIDSTREAM OPR LLC/DAVIS COMP STA | Pass | State |
| 2026-06-10 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | Pending | State |
| 2026-06-10 | EQM GATHERING OPCO LLC/CALLISTO COMP STA | Pass | State |
| 2026-05-20 | CNX MIDSTREAM OPR CO LLC/BUCKLAND COMP STA | Pass | State |
| 2026-05-13 | EQUITRANS LP/JEFFERSON COMP STA | Pass | State |
| 2026-04-20 | LAUREL MTN MIDSTREAM OPR LLC/BROWN COMP STA | Pass | State |
| 2026-04-10 | CNX MIDSTREAM OPR CO LLC/BUCKLAND COMP STA | Pass | State |
| 2026-03-26 | EQM GATHERING OPCO LLC/COLE FARM COMPRESSOR STATION | Pass | State |
| 2026-03-18 | LAUREL MTN MIDSTREAM OPR LLC/CANTARAL COMP STA | Pass | State |
| 2026-03-10 | EQM GATHERING OPCO LLC/HALO COMP STA | Pass | State |
| 2026-02-12 | GREYLOCK MIDSTREAM LLC/VERES COMP STA | Pass | State |
| 2026-02-06 | GREYLOCK PRODUCTION LLC/BEACON WELL PAD | Pass | State |
| 2026-02-05 | EQM GATHERING OPCO LLC/JUPITER COMP STA | Pass | State |
| 2026-01-22 | GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA | Pass | State |
| 2026-01-21 | EQM GATHERING OPCO LLC/PIPERS RIDGE INTERCONNECT | Pass | State |
| 2026-01-19 | EQM GATHERING OPCO LLC/HOPEWELL RIDGE INTERCONNECT STA | Pass | State |
| 2026-01-09 | GREYLOCK PROD LLC/WILDCAT WELL PAD | Pass | State |
| 2026-01-06 | EQM GATHERING OPCO LLC/IO COMP STA | Pass | State |
| 2026-01-05 | GREYLOCK MIDSTREAM LLC/CUMBERLAND HENDERSON COMP STA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.