EPA Air · inspections by state, industry and year

Chemical manufacturing (NAICS 3252): inspections in Maine, 2025

• 4Inspections

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 3252. A facility filing more than one industry code is counted under the first one on its record.

Chemical manufacturing (NAICS 3252) in Maine, other years

• 2024 4
• 2023 5
• 2022 3
• 2021 3
• 2020 4
• 2019 4
• 2018 5
• 2017 4

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
• Nonmetallic mineral product manufacturing (NAICS 3273) 14
• 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
• 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

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.