EPA Air · inspections by state, industry and year
Chemical manufacturing (NAICS 3251): inspections in Maryland, 2025
- 5Inspections
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 2025 at a Maryland 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 Maryland, other years
Other industries in Maryland, 2025
- Waste management and remediation (NAICS 5622) 26
- Utilities (NAICS 2211) 23
- Petroleum and coal products manufacturing (NAICS 3241) 13
- Hospitals (NAICS 6221) 12
- Merchant wholesalers, nondurable goods (NAICS 4247) 10
- National security and international affairs (NAICS 9281) 9
- Mining and quarrying (NAICS 2123) 7
- Pipeline transportation (NAICS 4862) 6
- Plastics and rubber products manufacturing (NAICS 3261) 6
- Professional, scientific and technical services (NAICS 5417) 5
- Miscellaneous manufacturing (NAICS 3391) 5
- Printing and related support (NAICS 3231) 4
- Nonmetallic mineral product manufacturing (NAICS 3273) 4
- Warehousing and storage (NAICS 4931) 4
- Utilities (NAICS 2213) 4
- Justice, public order and safety (NAICS 9221) 3
- Mining and quarrying (NAICS 2122) 3
- Nonmetallic mineral product manufacturing (NAICS 3274) 3
- Food manufacturing (NAICS 3118) 3
Air-emissions inspections recorded in Maryland, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-04-11 | EVONIK CORPORATION | HAVRE DE GRACE, Harford, MD | PCE Off-Site | State |
| 2025-04-10 | W. R. GRACE & CO. - CONN. | CURTIS BAY, Baltimore (city), MD | FCE On-Site | State |
| 2025-03-20 | EASTMAN SPECIALTIES CORPORATION | CHESTERTOWN, Kent, MD | FCE On-Site | State |
| 2025-03-13 | PRAXAIR, INC. | MARYLAND, Undetermined, MD | FCE On-Site | U.S. EPA |
| 2025-02-12 | W. R. GRACE & CO. - CONN. | CURTIS BAY, Baltimore (city), MD | 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.