Power plants in Washington County, Rhode Island
24 operating power plants in Washington County, Rhode Island, with 182 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
24
Nameplate capacity
182 MW
Net generation, 2025
452 GWh
23 of 24 plants reported
Largest power plants in Washington County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Dry Bridge Solar (Brown University)Solar | 40 | 67.6 | 19.3% |
| 2 | Block Island Wind FarmWind | 30 | 87.4 | 33.2% |
| 3 | Toray Plastic America's CHP PlantNatural gas | 20 | 157 | 89.5% |
| 4 | Alton Road SolarSolar | 14 | 24.1 | 19.8% |
| 5 | GD Hopkinton Main I, LLCSolar | 11 | 15.8 | 17.1% |
| 6 | Exeter Renewables 1Solar | 10 | 16.2 | 18.4% |
| 7 | White Rock Road LLCSolar | 6.5 | 11.5 | 20.1% |
| 8 | GD Richmond Beaver River I LLCSolar | 5.3 | 6.1 | – |
| 9 | Exeter Mail CSGSolar | 5.0 | 8.9 | – |
| 10 | Woodville Solar (CSG)Solar | 4.5 | 4.9 | 12.5% |
| 11 | Richmond NMCASolar | 4.0 | 6.1 | 17.3% |
| 12 | Kearsarge WesterlySolar | 4.0 | 6.8 | 19.4% |
| 13 | Kearsarge SKSC1 LLCSolar | 3.8 | 5.5 | 16.4% |
| 14 | Kearsarge SKSC2 LLCSolar | 3.1 | 5.6 | 20.6% |
| 15 | Kearsarge KWW LLCSolar | 3.1 | – | – |
| 16 | WED Kingstown Solar I - East ArraySolar | 3.0 | 4.6 | 17.4% |
| 17 | Exeter Ten (CSG)Solar | 2.8 | 4.8 | 19.5% |
| 18 | Hopkinton Phase 2Solar | 2.5 | 3.6 | 16.4% |
| 19 | West Davisville SolarSolar | 2.0 | 2.9 | 16.4% |
| 20 | WED Stilson SolarSolar | 2.0 | 2.9 | 16.4% |
| 21 | North Kingstown Solar LLCSolar | 1.9 | 3.2 | 19.5% |
| 22 | WED NK GreenWind | 1.5 | 2.7 | 20.8% |
| 23 | WED Kingstown Solar I, LLC - WestSolar | 1.5 | 2.1 | 15.7% |
| 24 | GD Richmond Buttonwoods I, LLCSolar | 1.3 | 2.0 | 17.3% |
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 Rhode Island
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