EPA Air · stack tests by county and year
Air-emissions stack tests in Harford County, Maryland, 2023
- 6Stack 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 Harford County, Maryland 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 Harford County facility page.
Harford County, Maryland, 2023
- Inspections 39
Air-emissions stack tests in Harford County, other years
Air-emissions stack tests recorded in Harford County, Maryland, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-12-14 | APG-ABERDEEN AREA | Pass | State |
| 2023-11-14 | CONSTELLATION POWER - PERRYMAN POWER PLANT | Pass | State |
| 2023-10-12 | LIFOAM INDUSTRIES, LLC | Pass | State |
| 2023-09-28 | CONSTELLATION POWER - PERRYMAN POWER PLANT | Fail | State |
| 2023-02-07 | THE GILL CORPORATION - MARYLAND | Pass | State |
| 2023-01-04 | APG-ABERDEEN AREA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.