EPA Air · inspections by state, industry and year

Heavy and civil engineering construction (NAICS 2373): inspections in Alaska, 2026

• 47Inspections

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 2026 at a Alaska source whose primary industry code is NAICS 2373. A facility filing more than one industry code is counted under the first one on its record.

Heavy and civil engineering construction (NAICS 2373) in Alaska, other years

• 2025 87
• 2024 83
• 2023 71
• 2022 80
• 2021 87
• 2020 82
• 2019 83
• 2018 88
• 2017 78

Other industries in Alaska, 2026

• Utilities (NAICS 2211) 191
• Oil and gas extraction (NAICS 2111) 162
• Merchant wholesalers, nondurable goods (NAICS 4247) 45
• National security and international affairs (NAICS 9281) 27
• Mining and quarrying (NAICS 2123) 26
• Food manufacturing (NAICS 3117) 24
• Mining and quarrying (NAICS 2122) 20
• Petroleum and coal products manufacturing (NAICS 3241) 11
• Waste management and remediation (NAICS 5622) 11
• Support activities for transportation (NAICS 4883) 7
• Pipeline transportation (NAICS 4861) 7
• Mining support (NAICS 2131) 6
• Warehousing and storage (NAICS 4931) 4
• Support activities for transportation (NAICS 4881) 4
• Educational services (NAICS 6113) 3
• Plastics and rubber products manufacturing (NAICS 3261) 3

Air-emissions inspections recorded in Alaska, 2026

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.