Oil-Fired Power Plants in Massachusetts
Every operating oil-fired power plant in Massachusetts on EIA-860M for 2026-07: 15 plants, 77 generating units and 2 GW of nameplate capacity across 10 counties, most of it inside ISO New England.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Plants
- 15
- 77 generating units
- Nameplate capacity
- 2 GW
- Counties
- 10
- Grid operator
- ISO New England
- covers most of these plants
Map of oil-fired power plants in Massachusetts
Every one of the 15 plants is drawn at the coordinate EIA files for it.
Loading map…
- Petroleum · 15
List of oil-fired power plants in Massachusetts
Sort by any column. Capacity is nameplate, summed across every generating unit EIA lists at the site.
| Canal2 technologies | Canal Generating LLC | Barnstable | 1,495 | 3 | 1968 | Operating |
| Stony Brook3 technologies | Massachusetts Mun Wholes Electric Co | Hampden | 541.5 | 10 | 1981 | Operating |
| Exelon Medway LLCPetroleum Liquids | Constellation Power, Inc | Norfolk | 135 | 3 | 1970 | Operating |
| Deer Island Treatment Plant5 technologies | Massachusetts Wtr Rauth-Deer I | Suffolk | 72.8 | 8 | 1995 | Operating |
| M Street JetPetroleum Liquids | Massachusetts Bay Trans Auth | Suffolk | 69 | 1 | 1979 | Operating |
| Exelon Framingham LLCPetroleum Liquids | Constellation Power, Inc | Norfolk | 42.6 | 3 | 1969 | Operating |
| Nantucket Hybrid2 technologies | Nantucket Electric Co | Nantucket | 22.4 | 3 | 2019 | Operating |
| ShrewsburyPetroleum Liquids | Town of Shrewsbury - (MA) | Worcester | 14 | 5 | 1969 | Operating |
| West Water StreetPetroleum Liquids | City of Taunton - (MA) | Bristol | 10 | 4 | 2018 | Operating |
| Front StreetPetroleum Liquids | City of Chicopee - (MA) | Hampden | 8.1 | 3 | 1978 | Operating |
| UMass Boston3 technologies | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | Suffolk | 8.1 | 18 | 1972 | Operating |
| Williams College - Campus CHP2 technologies | President & Trustees of Williams College | Berkshire | 7 | 3 | 2003 | Operating |
| Wilkins StationPetroleum Liquids | Town of Marblehead - (MA) | Essex | 5.4 | 2 | 1975 | Operating |
| Framingham State University Plant2 technologies | Framingham State University | Middlesex | 3.2 | 10 | 2003 | Standby/Backup |
| Signature Breads ChelseaPetroleum Liquids | JDC 65R Owner, LLC | Suffolk | 1.5 | 1 | 2019 | Operating |
Largest oil-fired power plants in Massachusetts
- 1CanalBarnstable County, Massachusetts1,495 MW
- 2Stony BrookHampden County, Massachusetts541.5 MW
- 3Exelon Medway LLCNorfolk County, Massachusetts135 MW
- 4Deer Island Treatment PlantSuffolk County, Massachusetts72.8 MW
- 5M Street JetSuffolk County, Massachusetts69 MW
- 6Exelon Framingham LLCNorfolk County, Massachusetts42.6 MW
- 7Nantucket HybridNantucket County, Massachusetts22.4 MW
- 8ShrewsburyWorcester County, Massachusetts14 MW
- 9West Water StreetBristol County, Massachusetts10 MW
- 10Front StreetHampden County, Massachusetts8.1 MW
Oil-fired power plants by county in Massachusetts
The county EIA files against each plant. It is the fastest way to find the plant nearest a given town.
| County | Plants | Nameplate MW |
|---|---|---|
| Barnstable | 1 | 1,495 |
| Hampden | 2 | 549.6 |
| Norfolk | 2 | 177.6 |
| Suffolk | 4 | 151.4 |
| Nantucket | 1 | 22.4 |
| Worcester | 1 | 14 |
| Bristol | 1 | 10 |
| Berkshire | 1 | 7 |
| Essex | 1 | 5.4 |
| Middlesex | 1 | 3.2 |
Oil-Fired Power Plants in Massachusetts: FAQ
- How many oil-fired power plants are in Massachusetts?
- 15, with 2 GW of nameplate capacity between them, spread over 10 counties. That is the EIA-860M operating count for 2026-07.
- Is there a map of Massachusetts oil-fired power plants?
- Yes — the map above. Each dot is one oil-fired power plant, sized by nameplate capacity and placed at the coordinates EIA files for it.
- Which is the largest oil-fired power plant in Massachusetts?
- Canal, at 1 GW. The table is sorted largest first, so the rest follow it.
- Is there a oil-fired power plant near me in Massachusetts?
- The county roll-up below groups every plant by county, which is the quickest way to find the one closest to a given town.
- Which grid operator runs Massachusetts's oil-fired power plants?
- Most of them sit inside ISO New England, according to the balancing-authority code EIA files against each plant. Live conditions for that market are on this site.
- How current is this, and what is left out?
- EIA-860M for 2026-07. Petroleum liquids and petroleum coke. Many are peakers or standby units. Plants below 1 MW are not surveyed by EIA and so are absent; retirements and additions after 2026-07 arrive with the next monthly release.