EPA Air · inspections by state, industry and year

Rail transportation (NAICS 4821): inspections in Delaware, 2023

• 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 2023 at a Delaware source whose primary industry code is NAICS 4821. A facility filing more than one industry code is counted under the first one on its record.

Rail transportation (NAICS 4821) in Delaware, other years

• 2025 3
• 2021 3
• 2019 3
• 2017 3

Other industries in Delaware, 2023

• Utilities (NAICS 2211) 74
• Petroleum and coal products manufacturing (NAICS 3241) 57
• Chemical manufacturing (NAICS 3251) 18
• Hospitals (NAICS 6221) 16
• Plastics and rubber products manufacturing (NAICS 3261) 14
• Waste management and remediation (NAICS 5622) 14
• Food manufacturing (NAICS 3116) 13
• Chemical manufacturing (NAICS 3256) 12
• Primary metal manufacturing (NAICS 3312) 9
• Chemical manufacturing (NAICS 3254) 7
• Educational services (NAICS 6113) 6
• Utilities (NAICS 2213) 6
• Professional, scientific and technical services (NAICS 5417) 6
• Real estate (NAICS 5311) 5
• Pipeline transportation (NAICS 4862) 4
• Electrical equipment and appliance manufacturing (NAICS 3359) 4
• Textile mills (NAICS 3133) 3
• Chemical manufacturing (NAICS 3252) 3
• Personal and laundry services (NAICS 8122) 3
• Paper manufacturing (NAICS 3222) 3
• Food manufacturing (NAICS 3117) 3

Air-emissions inspections recorded in Delaware, 2023

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.