EPA Air · stack tests by county and year
Air-emissions stack tests in Baltimore (city) County, Maryland, 2025
- 7Stack 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 Baltimore (city) County, Maryland 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 Baltimore (city) County facility page.
Baltimore (city) County, Maryland, 2025
Air-emissions stack tests in Baltimore (city) County, other years
Air-emissions stack tests recorded in Baltimore (city) County, Maryland, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-16 | CURTIS BAY ENERGY, LP — high-priority violation on file | Pass | State |
| 2025-12-10 | VICINITY ENERGY BALTIMORE HEATING, LLP - SPRING GARDENS | Pass | State |
| 2025-12-02 | UNIVERSITY OF MARYLAND MEDICAL CENTER | Pass | State |
| 2025-07-10 | WHEELABRATOR BALTIMORE, LP | Pass | State |
| 2025-06-06 | CURTIS BAY ENERGY, LP — high-priority violation on file | Fail | State |
| 2025-04-09 | CURTIS BAY ENERGY, LP — high-priority violation on file | Fail | State |
| 2025-01-09 | CURTIS BAY ENERGY, LP — 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.