EPA Air · by county
Air-emissions sources in Berkshire County, Massachusetts
- 104Facilities
Every stationary source in Berkshire County, Massachusetts that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Berkshire County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Berkshire County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 82
- 2025 — inspections 101
- 2024 — inspections 80
- 2023 — inspections 48
- 2022 — inspections 23
- 2021 — inspections 21
- 2020 — inspections 34
- 2019 — inspections 42
- 2018 — inspections 34
- 2017 — inspections 32
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| WAHCONAH REGIONAL HIGH SCHOOL | Minor source | No |
| WILLIAMS COLLEGE | Synthetic minor source | No |
| WILLIAMS ELEMENTARY SCH - PITTSFIELD | Minor source | No |
| WILLIAMSTOWN SCHOOLS | Minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.