EPA Air · inspections by state, industry and year
Chemical manufacturing (NAICS 3251): inspections in Illinois, 2026
- 10Inspections
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 3251. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3251) 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 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
- Professional, scientific and technical services (NAICS 5415) 3
- Hospitals (NAICS 6221) 3
- Transportation equipment manufacturing (NAICS 3363) 3
Air-emissions inspections recorded in Illinois, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-06-23 | APEX MATERIAL TECHNOLOGIES LLC | JOLIET, Will, IL | PCE Off-Site | State |
| 2026-05-28 | CABOT CORP — high-priority violation on file | TUSCOLA, Douglas, IL | FCE On-Site | State |
| 2026-05-20 | BEFESA ZINC US INC — high-priority violation on file | CHICAGO, Cook, IL | PCE On-Site | U.S. EPA |
| 2026-05-14 | NOURYON SURFACE CHEMISTRY LLC | MORRIS, Grundy, IL | PCE On-Site | State |
| 2026-05-01 | NOURYON SURFACE CHEMISTRY LLC | MORRIS, Grundy, IL | PCE On-Site | U.S. EPA |
| 2026-04-29 | INEOS JOLIET LLC | CHANNAHON, Will, IL | PCE On-Site | State |
| 2026-04-16 | PQ LLC | GURNEE, Lake, IL | PCE Off-Site | State |
| 2026-03-09 | BEFESA ZINC US INC — high-priority violation on file | CHICAGO, Cook, IL | PCE Off-Site | State |
| 2026-02-17 | PRAXAIR INC | PEKIN, Tazewell, IL | PCE Off-Site | State |
| 2026-01-21 | BEFESA ZINC US INC — high-priority violation on file | CHICAGO, Cook, IL | PCE On-Site | U.S. EPA |
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.