Power plants in Worcester County, Massachusetts

188 operating power plants in Worcester County, Massachusetts, with 1,953 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

188

Nameplate capacity

1,953 MW

Net generation, 2025

5.57 TWh

186 of 188 plants reported

Largest power plants in Worcester County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1ANP Blackstone Energy ProjectNatural gas5783,25464.3%ANP Blackstone Energy Company LLC
2Millennium PowerNatural gas42885222.8%Millennium Power Company, LLC
3Milford Power LPNatural gas24925311.6%Milford Power LLC
4Wheelabrator Millbury FacilityMunicipal solid waste4831976.6%Wheelabrator Environmental Systems
5NE Renewable Fitchburg, LLCWood biomass1878.749.9%NE Renewable Fitchburg, LLC
6Univ of Massachusetts Medical CenterNatural gas1863.341.3%University of Massachusetts Medical
7SJA Solar LLC-Solterra Monastery CSGSolar1523.618.3%SJA Solar, LLC
8ShrewsburyOil141.91.5%Town of Shrewsbury - (MA)
9Barrett PVSolar1217.216.5%MN8 Energy LLC
10Syncarpha Puddon I Hybrid CSGSolar and battery storage9.08.419.4%Syncarpha Puddon I, LLC
11Syncarpha Puddon II Hybrid CSGSolar and battery storage9.08.519.7%Syncarpha Puddon II, LLC
12Syncarpha Northbridge I Hybrid(CSG)Solar and battery storage9.08.519.8%Syncarpha Northbridge I, LLC
13Syncarpha Millbury Hybrid (CSG)Solar and battery storage8.88.018.8%Syncarpha Millbury, LLC
14ASD Wallum MA Solar LLC(CSG)Solar and battery storage8.88.720.1%ASD Wallum MA Solar LLC
15Auburn Solar ProjectSolar and battery storage8.78.018.9%Agilitas Energy, Inc.
16Ryan Road Solar LLC Hybrid(CSG)Solar and battery storage8.69.625.7%AES Distributed Energy
17ZPD-PT Solar Project 2017-038 Hybrid LLCSolar and battery storage8.57.517.2%AES Distributed Energy
18Happy Hollow CSG HybridSolar and battery storage8.38.119.1%REA Investments, LLC
19Randall Solar Project HybridSolar and battery storage8.38.519.6%AES Distributed Energy
20Williamsville Hybrid CSGSolar and battery storage8.37.717.6%147 Williamsville Solar 1, LLC
21Clark Road Solar 1, LLCSolar and battery storage8.38.018.8%Clark Road Solar 1, LLC
22East Brookfield Adams Road Solar LLC CSGSolar and battery storage8.17.417.1%East Brookfield Adams Road Solar LLC
23Syncarpha Northbridge II Hybrid CSGSolar and battery storage8.07.617.7%Syncarpha Northbridge II, LLC
24BWC Lake Lashaway, LLC HybridSolar and battery storage7.98.222.4%AES Distributed Energy
25Annese Solar Project Hybrid CSGSolar and battery storage7.87.921.2%AES Distributed Energy
26Amaterasu LLCSolar and battery storage7.87.017.5%AES Distributed Energy
27Syncarpha Westminster Hybrid CSGSolar and battery storage7.65.714.1%Syncarpha Westminster, LLC
28McDougle-Mitchell Solar Project Hybrid CSolar and battery storage7.46.917.5%AES Distributed Energy
29MA BlackstoneSolar and battery storage7.26.618.1%Catalyze Blackstone 83 Federal Street Microgrid, LLC
30Worcester LandfillSolar6.57.913.9%City of Worcester DPW - (MA)
31ZPD-PT Solar Project 2017-006 LLC HybridSolar and battery storage6.56.117.8%AES Distributed Energy
32DudleySolar and battery storage6.0––Navisun LLC
33Old Wardour SolarSolar5.56.814.1%NuGen Capital Management
34Vuelta SolarSolar5.56.814.1%NuGen Capital Management
35Partridgeville Hybrid CSGSolar and battery storage5.35.318.5%Partridgeville Road Solar 1, LLC
36Mass Midstate Solar 2Solar5.07.015.9%Evergreen Wind, LLC
37Mass Midstate Solar 1Solar5.07.116.2%Evergreen Wind, LLC
38Upper Blackstone (MA) Treasure ValleySolar5.06.214.2%Nexamp Treasure Valley Solar, LLC
39West Street Solar 1 LLCSolar5.08.218.7%AES Distributed Energy
4028 Livermore Hill Road SolarSolar5.07.517.0%28 Livermore Hill Road Solar, LLC
41Settlers SolarSolar5.07.316.7%Settlers Solar, LLC
42Holden BESS 1Battery storage5.0−0.8–Holden BESS 1 LLC
43Bolton PVSolar4.96.414.8%AES Distributed Energy
44OverlookSolar4.96.815.9%Westbound Solar 3, LLC
45Fitchburg Gas RecoveryLandfill gas4.831.775.3%WM Renewable Energy LLC
46Leicester One MA Solar LLCSolar4.85.212.3%CVI CleanCapital Solar 1 LLC
47Golden Hills SolarSolar4.77.417.9%Golden Hills Solar, LLC
48ZPD-PT Solar Project 2017-023 LLC HybridSolar and battery storage4.74.016.6%AES Distributed Energy
49Syncarpha Leicester Hybrid CSGSolar and battery storage4.64.419.6%Syncarpha Leicester, LLC
50Norton Powerhouse 2Natural gas4.628.771.1%Norton Powerhouse 2
51EDF LancasterSolar4.55.113.1%CleanCapital Holdings
52West A&B Solar Project Hybrid CSGSolar and battery storage4.34.721.8%AES Distributed Energy
53Mass Midstate Solar 3Solar4.05.816.4%Evergreen Wind, LLC
54Charlton Solar I CSGSolar4.05.315.1%Charlton Solar I, LLC
55Morin Solar 2013 LLCSolar4.05.114.7%CVI CleanCapital Solar 6
56West Brookfield Solar - Gilbertsville RdSolar4.05.515.6%Nautilus Solar Solutions
57Fitchburg RenewablesSolar4.06.017.3%Fitchburg Renewables, LLC
58MA CS Uxbridge Community SolarSolar4.06.618.8%MA CS Uxbridge, LLC
59Oxford SolarSolar4.04.813.6%Citizens Enterprises Corporation
60NationwideSolar3.94.713.9%Nationwide Solar Energy LLC
61Dresser Hill CSGSolar3.76.118.9%Dresser Hill Solar, LLC
62Milk Street Solar, LLCSolar and battery storage3.70.0–ClearGen LLC
63Oakdale Power StationHydro3.51.44.4%Massachusetts Water Res Auth
64Alicea Solar Project Hybrid CSGSolar and battery storage3.54.023.2%AES Distributed Energy
65Mt Wachusett Community CollegeWind3.44.414.7%Mt Wachusett Community College
66Dept of Corrections NCCI WindWind3.45.418.0%Dept of Corrections NCCI Wind
67WEB BrookfieldSolar3.45.719.1%WEB Brookfield Solar LLC
683ColtonSolar3.44.916.4%Madison Energy Holdings LLC
69Partridge Hill Solar HybridSolar and battery storage3.32.917.1%AES Distributed Energy
70Hurteau Solar Project HybridSolar and battery storage3.32.817.0%AES Distributed Energy
71Cycz Solar Project CSG HybridSolar and battery storage3.32.917.0%AES Distributed Energy
72Cosgrove Intake and Power StationHydro3.20.00.1%Massachusetts Water Res Auth
73NESG Solar Holding Company 1, LLCSolar3.2––ClearGen LLC
74580 River SolarSolar3.14.416.3%NuGen Capital Management
75Princeton Wind FarmWind3.04.015.4%Town of Princeton - (MA)
76Millbury SolarSolar3.04.717.9%Evergreen Wind, LLC
77Bellingham PVSolar3.04.215.8%Terraform Arcadia
78Southbridge PVSolar3.03.814.3%Terraform Arcadia
79North BrookfieldSolar3.04.015.4%Mass Solar, LLC
80BrockelmanSolar3.04.718.0%Integrys MA Solar, LLC
81TempletonSolar3.02.18.0%Sunny Templeton, LLC
82Adams Farm SolarSolar3.03.513.4%Altus Power America Management, LLC
83BWC Wading River One, Two, Three CSGSolar3.01.66.1%Ameresco BWC Wading River LLC
84Ashburnham Energy Storage ProjectBattery storage3.0−0.0–Massachusetts Mun Wholes Electric Co
85Cronin Road Solar 1, LLC CSG HybridSolar and battery storage3.03.426.3%AES Distributed Energy
86SELCO Community SolarSolar3.04.617.6%Massachusetts Mun Wholes Electric Co
87DudleySolar3.07.528.6%AMP MA Dudley
88Brockelman Road Solar 2Solar and battery storage3.01.821.0%Brockelman Road Solar 2, LLC
89TES RowtierSolar3.09.736.9%SkyHigh 2 Solar
90Paxton BESS 1Battery storage3.0−0.4–Paxton BESS 1 LLC
91Integrys MA Solar, LLC - Ashburnham SiteSolar2.92.710.5%Integrys MA Solar, LLC
92Boutillier Solar, LLC CSGSolar2.94.517.7%38 Degrees North, LLC
93OxfordSolar2.83.112.6%CVI CleanCapital Solar 6
94Hardwick-Athol & Eagle HillSolar2.81.35.4%Madison Energy Investments LLC
95Grafton PVSolar2.74.318.2%MN8 Energy LLC
96MendonSolar2.63.415.1%BWC Box Pond LLC
97Dudley Landfill Solar LLCSolar and battery storage2.61.2–Dudley Landfill Solar LLC
98Shrewsbury SolarSolar2.54.118.9%RWE Clean Energy
99651 Chase Solar NGSolar2.53.917.7%NuGen Capital Management
100AIS Solar ProjectSolar2.53.415.7%Terraform Arcadia
101MDFA Devens-SaratogaSolar2.53.314.9%Terraform Arcadia
102Gardner - Otter River RoadSolar2.53.917.6%Otter River Road Solar LLC
103Centech Gas GeneratorNatural gas2.50.42.0%Town of Shrewsbury - (MA)
104Spencer Solar MASolar2.54.018.2%Citizens Enterprises Corporation
105Spencer Solar CSGSolar2.30.6–Madison Energy Investments LLC
106MA Solar Storage 1 HybridSolar and battery storage2.11.212.3%Origis Energy USA, Inc
107Clark UniversityNatural gas2.03.620.6%Clark University
108Douglas SolarSolar2.03.218.2%RWE Clean Energy
109Wilson Solar (MA)Solar2.00.95.0%RWE Clean Energy
110CES Sterling LLCSolar2.02.916.7%SunEdison LLC
111Gardner Solar 1Solar2.02.715.5%Gardner Solar 1, LLC
112KS Solar Six LLCSolar2.02.815.8%Kearsarge Solar LLC
113Stetson Road Solar - Barre ISolar2.01.810.3%Kearsarge Solar LLC
114RGS-Rutland VNM SREC II Project (MA)Solar2.02.715.4%TerraForm Solar XVII, LLC
115LeominsterSolar2.02.614.8%Syncarpha Massachusetts, LLC
116Brookfield Solar 2013 LLCSolar2.02.614.8%CVI CleanCapital Solar 6
117Curtis Hill Solar CSGSolar2.03.017.3%CCC Solar Holdings LLC
118Depot Hill Solar CSGSolar2.03.218.1%CCC Solar Holdings LLC
119Stafford St Solar 1 CSGSolar2.03.319.0%Stafford St Solar 1, LLC
120Upton Community SolarSolar2.03.419.1%Upton Solar, LLC
121Sampson Road Community SolarSolar2.03.117.6%Sampson Road Solar, LLC
122DG Tufts Knoll LLC CSGSolar2.02.916.8%DG Tufts Knoll, LLC
123Syncarpha Still River, LLC CSGSolar2.03.520.0%Syncarpha Still River, LLC
124Griffin Road Solar, LLC CSGSolar2.03.218.1%Griffin Road Solar, LLC
125Winchendon Landfill SolarSolar2.02.413.7%Onyx Asset Services Group
126Incom Solar, LLC CSGSolar2.03.218.5%38 Degrees North, LLC
127Palombo Solar, LLC CSGSolar2.03.419.2%38 Degrees North, LLC
128Wachusett SolarSolar2.03.318.9%Wachusett Solar, LLC
129Electric Avenue Lunenburg Solar 1Solar and battery storage2.02.528.9%Electric Avenue Lunenburg Solar 1, LLC
130Seaboard Charlton, LLCSolar2.03.017.4%Navisun LLC
131Northbridge SolarSolar1.93.219.0%RWE Clean Energy
132Winchendon SolarSolar1.92.716.0%Altus Power America Management, LLC
133Southbridge SolarSolar1.92.112.8%AES Distributed Energy
134Sutton Solar CSGSolar1.93.219.0%Sutton Solar, LLC
135Stafford St 2 Community SolarSolar1.93.420.5%Stafford St Solar 2, LLC
136Farley Road Community SolarSolar1.91.69.6%Farley Road Solar, LLC
137Dudley Solar CSGSolar1.92.816.7%Dudley Solar, LLC
138Kearsarge UxbridgeSolar1.93.219.3%Kearsarge Uxbridge LLC
139BWC Muddy Brook, LLC HybridSolar and battery storage1.91.921.4%AES Distributed Energy
140Town of Uxbridge MA at Commerce DrSolar1.82.415.1%Luminace Solar Net Metering, LLC
141Westborough Solar LLCSolar1.82.213.8%SunRay Power LLC
142Ashby Solar, LLC CSGSolar1.82.918.3%Ashby Solar, LLC
143Seaboard Oxford, LLCSolar1.72.718.2%Navisun LLC
144Southbridge Landfill Gas-to-EnergyLandfill gas1.69.668.8%Southbridge Recycling and Disposal Park
145Grafton SolarSolar1.52.015.5%CD US Solar MT 2 LLC
146Barre II Solar ProjectSolar1.52.115.9%Kearsarge Solar LLC
147Theodore Drive Community SolarSolar1.52.418.2%Theodore Drive Solar, LLC
148West Boylston Community Shared SolarSolar1.50.43.4%Town of West Boylston - (MA)
149Westminster Renewables, LLC CSGSolar1.52.015.3%Westminster Renewables, LLC
150Lane Ave Solar LLCSolar1.52.216.7%AES Distributed Energy
151GSPP Worcester Business Center, LLCSolar1.50.3–Green Street Power Partners
152West Brookfield Solar, LLCSolar1.41.915.3%CVI CleanCapital Solar 7
153Brookfield Wire CompanySolar1.41.512.5%Dynamic Energy Solutions, LLC
154Griffin Road Solar 2Solar1.42.218.3%Griffin Road Solar 2, LLC
155BlueWave Capital - Grafton (SREC II)Solar1.31.916.8%TerraForm Solar XVII, LLC
156DG Webster LLC CSGSolar1.32.118.4%DG Webster, LLC
157NEDC Solar SiteSolar1.01.010.9%Massachusetts Electric Co
158265 Pleasant Solar NG, LLCSolar1.01.314.9%NuGen Capital Management
159BJ's Wholesale Club, Inc- UxbridgeSolar1.00.0–Tesla Inc.
160Stafford St Solar 3 CSGSolar1.01.719.5%Stafford St Solar 3, LLC
161Pleasantdale Road Community SolarSolar1.01.315.2%Pleasantdale Road Solar, LLC
162Antanavica SolarSolar1.01.314.8%SunStrong Management, LLC
163DG Tufts Science LLC CSGSolar1.01.415.9%DG Tufts Science, LLC
164Barre Solar III LLCSolar1.01.415.8%AES Distributed Energy
165Sutton Solar 2, LLC CSGSolar1.01.314.5%Sutton Solar 2, LLC
166St. Joseph's Solar, LLC CSGSolar1.01.618.1%38 Degrees North, LLC
167Blair Wire Village Solar, LLC CSGSolar1.01.618.3%38 Degrees North, LLC
168Barton Acres Solar, LLC CSGSolar1.01.618.0%38 Degrees North, LLC
169Cherry Valley Solar, LLC CSGSolar1.01.517.3%38 Degrees North, LLC
170JH Solar, LLC CSGSolar1.01.517.2%38 Degrees North, LLC
171Woodchuck Solar, LLC CSGSolar1.01.517.6%38 Degrees North, LLC
172Dudley River 3 Solar, LLC CSGSolar1.01.719.1%38 Degrees North, LLC
173Dudley River 2 Solar, LLC CSGSolar1.01.618.3%38 Degrees North, LLC
174Dudley River Solar, LLC CSGSolar1.01.618.6%38 Degrees North, LLC
175Ledeaux Solar, LLC CSGSolar1.01.415.6%38 Degrees North, LLC
176Cohasse Solar, LLC CSGSolar1.01.516.8%38 Degrees North, LLC
177Palombo B Solar, LLC CSGSolar1.01.618.6%38 Degrees North, LLC
178East Brookfield Main Street Solar LLC CSSolar1.01.315.2%AES Distributed Energy
179ZPD-PT Solar Project 2017-044 LLC CSGSolar1.00.89.3%AES Distributed Energy
180Joe JennySolar1.02.326.2%AMP MA Joe Jenny
181Webster SolarSolar1.01.214.2%Webster Solar, LLC
182Lilly LaneSolar1.01.415.6%LSE Chamaeleon LLC
183Sturbridge BarnSolar1.01.718.9%LSE Ara LLC
184Millbury MA #1092Solar1.01.618.6%Millbury MA #1092 LLC
185BWC Mystic RiverSolar1.01.820.1%BWC Mystic River LLC
186BWC Origination 19Solar1.01.719.4%BWC Origination 19 LLC
187BWC Origination 8 LLC Sturbridge 1Solar1.01.213.4%BWC Origination 8 LLC Sturbridge 1 LLC
188BWC Origination 8 LLC Sturbridge 2Solar1.01.314.7%BWC Origination 8 LLC Sturbridge 2 LLC

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

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