EPA Air · violations by county and year
High-priority air violations in Middlesex County, Massachusetts, 2024
- 10Violations
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 tier below it. Each row below is one violation recorded against a source in Middlesex County, Massachusetts during 2024. 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 Middlesex County facility page.
Middlesex County, Massachusetts, 2024
- Inspections 185
- Stack tests 6
High-priority air violations in Middlesex County, other years
High-priority air violations recorded in Middlesex County, Massachusetts, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-11-20 | BRAMMER BIO MA LLC | Earliest FRV determination | State |
| 2024-11-01 | REPLIGEN CORPORATION | Earliest FRV determination | State |
| 2024-07-31 | DUNCAN GROUP THE — high-priority violation on file | Earliest FRV determination | State |
| 2024-07-31 | POLY6 TECHNOLOGIES | Earliest FRV determination | State |
| 2024-06-07 | PLUG POWER ELECTROLYZERS — high-priority violation on file | Earliest FRV determination | State |
| 2024-05-20 | XYLECO INC | Earliest FRV determination | State |
| 2024-05-01 | TENNESSEE GAS PIPELINE STA 267 | Earliest FRV determination | State |
| 2024-05-01 | AMSPEC | Earliest FRV determination | State |
| 2024-04-22 | STOKE THERAPEUTICS | Earliest FRV determination | State |
| 2024-02-22 | MA COM TECHNOLOGY SOLUTIONS INC | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.