EPA Air · stack tests by county and year
Air-emissions stack tests in Northumberland County, Pennsylvania, 2023
- 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 Northumberland County, Pennsylvania during 2023. 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 Northumberland County facility page.
Northumberland County, Pennsylvania, 2023
Air-emissions stack tests in Northumberland County, other years
Air-emissions stack tests recorded in Northumberland County, Pennsylvania, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-11-06 | RENEWAL PROCESSING INC/WATSONTOWN PLT — high-priority violation on file | Pending | State |
| 2023-05-31 | WATSONTOWN BRICK CO/WATSONTOWN PLT | Pass | State |
| 2023-01-18 | HERNDON RELOAD CO/HERNDON PLT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.