EPA Air · stack tests by county and year
Air-emissions stack tests in Warren County, Pennsylvania, 2024
- 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 Warren County, Pennsylvania during 2024. 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 Warren County facility page.
Warren County, Pennsylvania, 2024
- Inspections 34
Air-emissions stack tests in Warren County, other years
Air-emissions stack tests recorded in Warren County, Pennsylvania, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-12-04 | UNITED REFINING CO/WARREN PLT | Pass | State |
| 2024-08-16 | UNITED REFINING CO/WARREN PLT | Pass | State |
| 2024-04-15 | NATL FUEL GAS SUPPLY CORP/ROYSTONE COMP STA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.