EPA Air · by county and classification
Major sources in Middlesex County, Massachusetts
- 12Facilities
Sources in Middlesex County, Massachusetts that EPA records under the major source classification. The classification is a size band, set by a source’s potential to emit: a major source is large enough to require a Title V operating permit, a synthetic minor source has accepted enforceable limits that keep it under that threshold, and a minor source sits below it without needing them.
Other classifications in Middlesex County
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BOSTON COLLEGE CHESTNUT HILL | Major source | No |
| CONSTELLATION FRAMINGHAM LLC | Major source | No |
| DISTRIGAS OF MASSACHUSETTS LLC | Major source | No |
| HARVARD UNIVERSITY | Major source | No |
| HOLLINGSWORTH & VOSE | Major source | No |
| HOPKINTON LNG CORP | Major source | No |
| HUDSON LIGHT & POWER DEPARTMENT | Major source | No |
| KENDALL GREEN ENERGY LLC | Major source | No |
| MASSACHUSETTS INSTITUTE OF TECHNOLOGY | Major source | No |
| MYSTIC STATION | Major source | No |
| TENNESSEE GAS PIPELINE STA 267 | Major source | No |
| USAF HANSCOM AFB 66 ABG/CEIE | Major source | No |
Classification as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Middlesex county, MA, listed as major sources. It lists 932 facilities in Middlesex county and 12 major sources in Middlesex county.