EPA Air · inspections by state, industry and year
Professional, scientific and technical services (NAICS 5415): inspections in Illinois, 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 Illinois source whose primary industry code is NAICS 5415. A facility filing more than one industry code is counted under the first one on its record.
Professional, scientific and technical services (NAICS 5415) in Illinois, other years
Other industries in Illinois, 2026
- Petroleum and coal products manufacturing (NAICS 3241) 53
- Fabricated metal product manufacturing (NAICS 3328) 24
- Chemical manufacturing (NAICS 3251) 10
- Chemical manufacturing (NAICS 3259) 10
- Merchant wholesalers, nondurable goods (NAICS 4245) 9
- Utilities (NAICS 2211) 9
- Mining and quarrying (NAICS 2123) 9
- Miscellaneous manufacturing (NAICS 3399) 8
- Waste management and remediation (NAICS 5622) 8
- Paper manufacturing (NAICS 3222) 7
- Chemical manufacturing (NAICS 3252) 6
- Plastics and rubber products manufacturing (NAICS 3261) 6
- Chemical manufacturing (NAICS 3253) 6
- Food manufacturing (NAICS 3118) 5
- Food manufacturing (NAICS 3119) 5
- Utilities (NAICS 2213) 5
- Chemical manufacturing (NAICS 3255) 5
- Food manufacturing (NAICS 3112) 5
- Machinery manufacturing (NAICS 3331) 4
- Printing and related support (NAICS 3231) 4
- Merchant wholesalers, nondurable goods (NAICS 4247) 4
- Fabricated metal product manufacturing (NAICS 3324) 4
- Educational services (NAICS 6113) 4
- Furniture and related product manufacturing (NAICS 3371) 4
- Merchant wholesalers, durable goods (NAICS 4239) 3
- Hospitals (NAICS 6221) 3
- Transportation equipment manufacturing (NAICS 3363) 3
Air-emissions inspections recorded in Illinois, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-02-19 | 1547 CSR CHICAGO WELLS LLC | CHICAGO, Cook, IL | PCE On-Site | U.S. EPA |
| 2026-02-17 | MICROSOFT CORP-CHICAGO DATA CENTER | NORTHLAKE, Cook, IL | FCE On-Site | State |
| 2026-02-11 | ELK GROVE VILLAGE (CH1-CH2-CH3) DATA CENTER | ELK GROVE VILLAGE, Cook, IL | PCE Off-Site | State |
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.