EPA Air · inspections by state, industry and year

Miscellaneous manufacturing (NAICS 3399): inspections in Iowa, 2026

• 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 2026 at a Iowa source whose primary industry code is NAICS 3399. A facility filing more than one industry code is counted under the first one on its record.

Miscellaneous manufacturing (NAICS 3399) in Iowa, other years

• 2025 3
• 2023 6
• 2022 3
• 2021 3
• 2020 6
• 2019 5
• 2017 4

Other industries in Iowa, 2026

• Utilities (NAICS 2211) 43
• Waste management and remediation (NAICS 5622) 14
• Food manufacturing (NAICS 3112) 13
• Fabricated metal product manufacturing (NAICS 3323) 13
• Machinery manufacturing (NAICS 3331) 12
• Plastics and rubber products manufacturing (NAICS 3262) 12
• Plastics and rubber products manufacturing (NAICS 3261) 10
• Repair and maintenance (NAICS 8111) 9
• Chemical manufacturing (NAICS 3251) 9
• Pipeline transportation (NAICS 4869) 8
• Pipeline transportation (NAICS 4862) 7
• Food manufacturing (NAICS 3116) 7
• Administration of environmental programs (NAICS 9241) 6
• Fabricated metal product manufacturing (NAICS 3324) 6
• Data processing and hosting (NAICS 5182) 6
• Publishing industries (NAICS 5112) 4
• Mining and quarrying (NAICS 2123) 4
• Wood product manufacturing (NAICS 3219) 3
• Primary metal manufacturing (NAICS 3315) 3
• Fabricated metal product manufacturing (NAICS 3328) 3
• Chemical manufacturing (NAICS 3259) 3
• Utilities (NAICS 2212) 3
• Utilities (NAICS 2213) 3

Air-emissions inspections recorded in Iowa, 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.