Power plants in Hampshire County, Massachusetts
38 operating power plants in Hampshire County, Massachusetts, with 160 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
38
Nameplate capacity
160 MW
Net generation, 2025
226 GWh
36 of 38 plants reported
Largest power plants in Hampshire County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Central Heating PlantNatural gas | 20 | 79.6 | 53.4% |
| 2 | Beacon Solar, LLCSolar and battery storage | 10 | 7.8 | 17.7% |
| 3 | West Haydenville PJ Community SolarSolar and battery storage | 8.6 | 8.6 | 19.8% |
| 4 | CED Northampton Solar LLC HybridSolar and battery storage | 6.6 | 6.5 | 17.3% |
| 5 | Syncarpha Northampton Hybrid CSGSolar and battery storage | 5.6 | 4.9 | 16.0% |
| 6 | Montague Road SolarSolar and battery storage | 5.6 | 4.2 | 13.3% |
| 7 | Smith College Central Heating PlantNatural gas | 5.3 | 6.5 | 13.9% |
| 8 | Granby Solar, LLC CSGSolar and battery storage | 5.0 | 5.8 | 22.6% |
| 9 | Ware Palmer Road Solar LLC CSGSolar and battery storage | 5.0 | 5.0 | 19.4% |
| 10 | Town of Amherst SolarSolar and battery storage | 5.0 | 4.5 | 20.4% |
| 11 | Pulpit HillSolar | 5.0 | 7.2 | 16.5% |
| 12 | WesthamptonSolar | 5.0 | 6.8 | 15.6% |
| 13 | Hadley 3 Solar (North)Solar and battery storage | 4.9 | 2.6 | 7.9% |
| 14 | Hampshire College HybridSolar and battery storage | 4.4 | 2.6 | 9.0% |
| 15 | UMass PV Lot 22Solar and battery storage | 4.1 | 2.7 | 15.5% |
| 16 | Belchertown Renewables Community SolarSolar | 4.0 | 6.2 | 17.8% |
| 17 | UMASSSolar | 4.0 | 5.2 | 14.7% |
| 18 | WilliamsburgSolar | 4.0 | 5.9 | 16.7% |
| 19 | Ava SolarSolar | 4.0 | 1.7 | 4.9% |
| 20 | Rose SolarSolar | 4.0 | – | – |
| 21 | Hatfield Solar PVSolar | 3.6 | 4.9 | 15.4% |
| 22 | Granby LFGLandfill gas | 3.2 | 1.7 | 6.1% |
| 23 | Plainfield Community Solar LLCSolar and battery storage | 3.0 | 3.3 | 19.0% |
| 24 | Hadley 3 Solar (South)Solar and battery storage | 3.0 | 3.3 | 18.6% |
| 25 | Hadley Solar NG, LLCSolar | 2.7 | 3.2 | 13.5% |
| 26 | Kearsarge GranbySolar | 2.5 | 3.6 | 16.3% |
| 27 | Easthampton CSGSolar | 2.5 | 3.4 | 15.7% |
| 28 | Northampton Landfill Solar PVSolar | 2.4 | 1.9 | 9.0% |
| 29 | Williamsburg Solar LLC VNEM CSGSolar | 2.2 | 1.0 | 5.2% |
| 30 | Savoy Solar PVSolar | 2.0 | 2.9 | 16.5% |
| 31 | Southampton Solar PVSolar | 2.0 | 2.6 | 14.8% |
| 32 | Easthampton Landfill-City of EasthamptonSolar | 1.9 | 2.8 | 16.8% |
| 33 | Hatfield Renewables Community SolarSolar | 1.9 | 2.9 | 17.4% |
| 34 | Hadley 2 Solar, LLC CSGSolar | 1.9 | 2.6 | 15.7% |
| 35 | Town of Ware - Canadian Tree(CSG)Solar | 1.4 | 2.4 | 19.2% |
| 36 | Amherst College Co GenNatural gas | 1.2 | 8.2 | 77.8% |
| 37 | BelchertownSolar | 1.0 | 1.4 | 15.9% |
| 38 | UMass PV Lot 49Solar | 0.8 | – | – |
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
More power plant lists for Massachusetts
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Other counties in Massachusetts
Worcester County188 plants · 1,953 MWHampden County79 plants · 1,402 MWPlymouth County69 plants · 473 MWBristol County65 plants · 592 MWMiddlesex County59 plants · 474 MWBerkshire County42 plants · 1,024 MWNorfolk County37 plants · 2,731 MWEssex County33 plants · 1,151 MWFranklin County33 plants · 1,334 MW