EPA Air · inspections by county and year
Air-emissions inspections in Knox County, Maine, 2026
- 12Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Knox County, Maine during 2026. 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 Knox County facility page.
Air-emissions inspections in Knox County, other years
Air-emissions inspections recorded in Knox County, Maine, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-27 | NORTH END COMPOSITES LLC | PCE Off-Site | State |
| 2026-04-10 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-04-10 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-01-29 | EUROVIA ATLANTIC COAST LLC | PCE Off-Site | State |
| 2026-01-27 | NORTH END COMPOSITES LLC | PCE Off-Site | State |
| 2026-01-20 | DANISCO USA INC. | PCE Off-Site | State |
| 2026-01-12 | MAINE DEPARTMENT OF CORRECTIONS, MAINE STATE PRISON | PCE Off-Site | State |
| 2026-01-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-01-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-01-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-01-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
| 2026-01-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | PCE Off-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.