EPA Air · stack tests by county and year
Air-emissions stack tests in Lehigh County, Pennsylvania, 2025
- 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 Lehigh 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 Lehigh County facility page.
Lehigh County, Pennsylvania, 2025
Air-emissions stack tests in Lehigh County, other years
Air-emissions stack tests recorded in Lehigh County, Pennsylvania, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-10-17 | BUCKEYE ENERGY SVC LLC/MACUNGIE TERMINAL | Pass | State |
| 2025-08-27 | NEW ENTERPRISE STONE & LIME CO INC/WESCOSVILLE PLT | Pass | State |
| 2025-08-14 | AMRIZE CEMENT INC/WHITEHALL PLT — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.