EPA Air · stack tests by county and year
Air-emissions stack tests in Centre County, Pennsylvania, 2025
- 9Stack 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 Centre 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 Centre County facility page.
Centre County, Pennsylvania, 2025
Air-emissions stack tests in Centre County, other years
Air-emissions stack tests recorded in Centre County, Pennsylvania, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-01 | EXCO APPLACHIA MIDSTREAM LLC/CONFER COMP STA | Pass | State |
| 2025-11-26 | PA STATE UNIV/UNIV PARK CAMPUS | Pass | State |
| 2025-11-19 | EASTERN GAS TRANS & STORAGE INC/CENTRE COMP STA | Pass | State |
| 2025-10-17 | MCGHEE SCRAP CO/BEECH CREEK FAC | Pass | State |
| 2025-10-15 | GRAYMONT PA INC/PLEASANT GAP & CON-LIME & BELLEFONTE PLTS | Pass | State |
| 2025-04-30 | PA STATE UNIV/UNIV PARK CAMPUS | Pending | State |
| 2025-04-30 | PA STATE UNIV/UNIV PARK CAMPUS | Pending | State |
| 2025-04-23 | PA STATE UNIV/UNIV PARK CAMPUS | Pass | State |
| 2025-03-21 | PA STATE UNIV/UNIV PARK CAMPUS | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.