EPA Air · violations by county and year
High-priority air violations in New Haven County, Connecticut, 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 below is one violation recorded against a source in New Haven County, Connecticut during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the New Haven County facility page.
New Haven County, Connecticut, 2025
- Inspections 16
- Stack tests 63
High-priority air violations in New Haven County, other years
High-priority air violations recorded in New Haven County, Connecticut, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-18 | NIKLYN CORPORATION — high-priority violation on file | Earliest FRV determination | State |
| 2025-08-26 | DEVON POWER LLC | Earliest FRV determination | State |
| 2025-03-31 | ROEHM AMERICA, LLC — high-priority violation on file | HPV day-zero determination | State |
| 2025-02-07 | AMETEK, SPECIALTY METAL PRODUCTS | Earliest FRV determination | State |
| 2025-01-28 | SMM NEW ENGLAND CORPORATION, D/B/A SIMS METAL — high-priority violation on file | HPV day-zero determination | State |
| 2025-01-08 | CURRENT, INC | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.