EPA Air · violations by state, industry and year
Fabricated metal product manufacturing (NAICS 3324): violations in California, 2025
- 6Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Each row is one violation recorded during 2025 at a California source whose primary industry code is NAICS 3324. A facility filing more than one industry code is counted under the first one on its record.
Fabricated metal product manufacturing (NAICS 3324) in California, other years
Other industries in California, 2025
- Petroleum and coal products manufacturing (NAICS 3241) 290
- Waste management and remediation (NAICS 5622) 90
- Transportation equipment manufacturing (NAICS 3361) 59
- Utilities (NAICS 2213) 13
- Support activities for transportation (NAICS 4881) 11
- Food manufacturing (NAICS 3113) 9
- Chemical manufacturing (NAICS 3251) 6
- Mining and quarrying (NAICS 2123) 4
- Utilities (NAICS 2211) 4
- Oil and gas extraction (NAICS 2111) 4
- Beverage and tobacco manufacturing (NAICS 3121) 3
High-priority air violations recorded in California, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-09-02 | NORTHROP GRUMMAN CORP — high-priority violation on file | SUNNYVALE, Santa Clara, CA | Earliest FRV determination | Local |
| 2025-09-02 | NORTHROP GRUMMAN CORP — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2025-05-28 | ARDAGH METAL BEVERAGE USA INC. — high-priority violation on file | FAIRFIELD, Solano, CA | HPV day-zero determination | Local |
| 2025-05-09 | BALL METAL BEVERAGE CONTAINER CORP — high-priority violation on file | FAIRFIELD, Solano, CA | Earliest FRV determination | Local |
| 2025-05-09 | BALL METAL BEVERAGE CONTAINER CORP — high-priority violation on file | FAIRFIELD, Solano, CA | HPV day-zero determination | Local |
| 2025-04-15 | NORTHROP GRUMMAN CORP — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.