EPA Air · stack tests by county and year
Air-emissions stack tests in Somerset County, Pennsylvania, 2026
- 3Stack 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 Somerset 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 Somerset County facility page.
Somerset County, Pennsylvania, 2026
- Inspections 23
Air-emissions stack tests in Somerset County, other years
Air-emissions stack tests recorded in Somerset County, Pennsylvania, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-23 | COLUMBIA GAS TRANS CORP/SALISBURY COMP STA | Pass | State |
| 2026-06-12 | PA DEPT OF CORR/LAUREL HIGHLANDS SCI | Pass | State |
| 2026-06-01 | LPR MIDSTREAM PARTNERS LLC/PMG ALLEN STA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.