EPA Air · inspections by state, industry and year
Air transportation (NAICS 4811): inspections in Washington, 2026
- 3Inspections
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 Washington source whose primary industry code is NAICS 4811. A facility filing more than one industry code is counted under the first one on its record.
Air transportation (NAICS 4811) in Washington, other years
Other industries in Washington, 2026
- Transportation equipment manufacturing (NAICS 3364) 80
- Petroleum and coal products manufacturing (NAICS 3241) 72
- Chemical manufacturing (NAICS 3253) 54
- Utilities (NAICS 2213) 37
- Waste management and remediation (NAICS 5622) 28
- Wood product manufacturing (NAICS 3211) 27
- National security and international affairs (NAICS 9281) 25
- Utilities (NAICS 2211) 24
- Educational services (NAICS 6113) 23
- Transportation equipment manufacturing (NAICS 3366) 19
- Nonmetallic mineral product manufacturing (NAICS 3273) 19
- Paper manufacturing (NAICS 3221) 18
- Merchant wholesalers, nondurable goods (NAICS 4247) 18
- Mining and quarrying (NAICS 2123) 15
- Pipeline transportation (NAICS 4862) 15
- Plastics and rubber products manufacturing (NAICS 3261) 14
- Fabricated metal product manufacturing (NAICS 3328) 11
- Paper manufacturing (NAICS 3222) 11
- Primary metal manufacturing (NAICS 3315) 9
- Food manufacturing (NAICS 3118) 8
- Hospitals (NAICS 6221) 7
- Primary metal manufacturing (NAICS 3311) 7
- NAICS 9999 6
- Wood product manufacturing (NAICS 3219) 6
- Nonmetallic mineral product manufacturing (NAICS 3274) 6
- Agriculture and forestry support (NAICS 1151) 5
- Furniture and related product manufacturing (NAICS 3371) 5
- Support activities for transportation (NAICS 4883) 5
- Chemical manufacturing (NAICS 3251) 5
- Fabricated metal product manufacturing (NAICS 3329) 5
- Administration of economic programs (NAICS 9261) 4
- Nonmetallic mineral product manufacturing (NAICS 3272) 4
- Fabricated metal product manufacturing (NAICS 3323) 3
- Transportation equipment manufacturing (NAICS 3361) 3
Air-emissions inspections recorded in Washington, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-01-23 | SEATTLE-TACOMA INTERNATIONAL AIRPORT | SEATTLE, King, WA | PCE On-Site Record/Report Review | Local |
| 2026-01-23 | SEATTLE-TACOMA INTERNATIONAL AIRPORT | SEATTLE, King, WA | FCE On-Site | Local |
| 2026-01-13 | SEATTLE-TACOMA INTERNATIONAL AIRPORT | SEATTLE, King, WA | PCE Off-Site | Local |
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.