EPA Air · inspections by state, industry and year
Nonmetallic mineral product manufacturing (NAICS 3273): inspections in Maine, 2025
- 14Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row is one inspection recorded during 2025 at a Maine source whose primary industry code is NAICS 3273. A facility filing more than one industry code is counted under the first one on its record.
Nonmetallic mineral product manufacturing (NAICS 3273) in Maine, other years
Other industries in Maine, 2025
- Utilities (NAICS 2211) 79
- Paper manufacturing (NAICS 3221) 46
- Merchant wholesalers, nondurable goods (NAICS 4247) 30
- Waste management and remediation (NAICS 5622) 27
- Hospitals (NAICS 6221) 19
- Wood product manufacturing (NAICS 3211) 19
- Plastics and rubber products manufacturing (NAICS 3261) 17
- Wood product manufacturing (NAICS 3212) 17
- Paper manufacturing (NAICS 3222) 14
- Transportation equipment manufacturing (NAICS 3366) 13
- Forestry and logging (NAICS 1133) 12
- National security and international affairs (NAICS 9281) 11
- Educational services (NAICS 6113) 8
- Professional, scientific and technical services (NAICS 5417) 6
- Mining and quarrying (NAICS 2123) 6
- Beverage and tobacco manufacturing (NAICS 3121) 5
- Waste management and remediation (NAICS 5621) 4
- Crop production (NAICS 1114) 4
- Chemical manufacturing (NAICS 3252) 4
- Food manufacturing (NAICS 3119) 3
- Food manufacturing (NAICS 3111) 3
- Electrical equipment and appliance manufacturing (NAICS 3359) 3
Air-emissions inspections recorded in Maine, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-10-14 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-10-14 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-07-25 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-07-25 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-07-25 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-07-11 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-07-11 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-04-11 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-04-11 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-01-21 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-01-21 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-01-08 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-01-08 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
| 2025-01-08 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | THOMASTON, Knox, ME | PCE Off-Site | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.