EPA Air · stack tests by county and year
Air-emissions stack tests in Penobscot County, Maine, 2025
- 16Stack 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 Penobscot County, Maine 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 Penobscot County facility page.
Penobscot County, Maine, 2025
- Inspections 47
Air-emissions stack tests in Penobscot County, other years
Air-emissions stack tests recorded in Penobscot County, Maine, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-22 | EASTERN MAINE MEDICAL CENTER | Pass | State |
| 2025-12-16 | NE RENEWABLE POWER WEST ENFIELD, LLC | Pass | State |
| 2025-10-08 | EUROVIA ATLANTIC COAST LLC D/B/A COPIAM ASPHALT SOLUTIONS | Pass | State |
| 2025-10-07 | EUROVIA ATLANTIC COAST LLC D/B/A COPIAM ASPHALT SOLUTIONS | Pass | State |
| 2025-10-06 | DOWN EAST EMULSIONS, LIMITED LIABILITY COMPANY | Pass | State |
| 2025-06-11 | CASCO BAY ENERGY COMPANY, LLC | Pass | State |
| 2025-06-10 | CASCO BAY ENERGY COMPANY, LLC | Pass | State |
| 2025-05-29 | EMERY LEE AND SONS INCORPORATED | Pass | State |
| 2025-05-21 | COLD BROOK ENERGY, INC. | Pass | State |
| 2025-05-20 | BUCKEYE TERMINALS, LLC | Pass | State |
| 2025-04-24 | DOWN EAST EMULSIONS, LIMITED LIABILITY COMPANY | Pass | State |
| 2025-04-22 | EUROVIA ATLANTIC COAST LLC D/B/A COPIAM ASPHALT SOLUTIONS | Pass | State |
| 2025-04-22 | EUROVIA ATLANTIC COAST LLC D/B/A COPIAM ASPHALT SOLUTIONS | Pass | State |
| 2025-04-03 | BUCKEYE TERMINALS, LLC | Pass | State |
| 2025-03-25 | NE RENEWABLE POWER WEST ENFIELD, LLC | Pass | State |
| 2025-02-05 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.