EPA Air · stack tests by county and year
Air-emissions stack tests in Clinton County, Pennsylvania, 2025
- 11Stack 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 Clinton 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 Clinton County facility page.
Clinton County, Pennsylvania, 2025
- Inspections 83
Air-emissions stack tests in Clinton County, other years
Air-emissions stack tests recorded in Clinton County, Pennsylvania, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-16 | MTN GATHERING LLC/DRY RUN COMP STA | Pass | State |
| 2025-10-17 | REGENCY MARCELLUS GAS GATHERING LLC/POORMAN COMP STA | Pass | State |
| 2025-10-17 | REGENCY MARCELLUS GAS GATHERING LLC/POORMAN COMP STA | Pass | State |
| 2025-09-24 | EASTERN GAS TRANS & STORAGE INC/FINNEFROCK STA | Pass | State |
| 2025-08-01 | MTN GATHERING LLC/DRY RUN COMP STA | Pass | State |
| 2025-07-23 | AVERY DENNISON PERFORMANCE POLYMERS/MILL HALL PLT | Pending | State |
| 2025-07-10 | NATIONAL FUEL GAS SUPPLY CORP/TAMARACK COMP STA | Pass | State |
| 2025-07-10 | NATIONAL FUEL GAS SUPPLY CORP/TAMARACK COMP STA | Pass | State |
| 2025-07-01 | CLINTON CNTY SOLID W/WAYNE TWP LDFL | Pass | State |
| 2025-07-01 | CLINTON CNTY SOLID W/WAYNE TWP LDFL | Pass | State |
| 2025-03-12 | EQT ARO LLC/TRACT 285 COMP STA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.