Solar farms in Maine
175 operating solar farms in Maine with 960 MW of solar capacity, largest first. From EIA-860M, August 2026.
Plants
175
Solar capacity
960 MW
Net generation, 2025
1.33 TWh
153 of 175 plants reported
Largest solar farms in Maine
| # | Plant | Solar MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Three Corners SolarWaldo County | 110 | 187 | 19.4% |
| 2 | Farmington SolarFranklin County | 77 | 124 | 18.4% |
| 3 | Sanford SolarYork County | 49 | 85.7 | 19.8% |
| 4 | Milo PV - BD Solar 1 LLCPiscataquis County | 20 | 24.5 | 14.0% |
| 5 | Walden Solar Maine VAndroscoggin County | 20 | 35.9 | 20.5% |
| 6 | Mousam River SolarYork County | 20 | 6.9 | – |
| 7 | Pittsfield Solar LLCSomerset County | 9.9 | 15.5 | 17.8% |
| 8 | Oxford PV - BD Solar Oxford LLCOxford County | 9.2 | 12.9 | 16.0% |
| 9 | Augusta PV - BD Solar Augusta LLCKennebec County | 7.2 | 9.3 | 14.7% |
| 10 | BD Solar Hancock LLCHancock County | 7.0 | 11.3 | 18.5% |
| 11 | Winslow PV - BD Solar 2 LLCKennebec County | 7.0 | 10.3 | 16.7% |
| 12 | BD Solar Ellsworth LLCHancock County | 7.0 | 9.0 | 14.6% |
| 13 | Fairfield PV - BD Solar Fairfield LLCSomerset County | 5.0 | 8.7 | 19.9% |
| 14 | Palmyra PV - BD Solar Palmyra LLCSomerset County | 5.0 | 8.1 | 18.5% |
| 15 | River RoadSomerset County | 5.0 | 8.1 | 18.5% |
| 16 | Gorham Solar 1 (CSG)Cumberland County | 5.0 | 6.6 | 15.1% |
| 17 | Unity SolarWaldo County | 5.0 | 6.7 | 15.3% |
| 18 | Baldwin (ME)Cumberland County | 5.0 | 9.6 | 21.9% |
| 19 | MonmouthKennebec County | 5.0 | 9.5 | 21.6% |
| 20 | Dynamic Corinth (CSG)Penobscot County | 5.0 | 9.8 | 22.5% |
| 21 | Dynamic Madison (CSG)Somerset County | 5.0 | 9.5 | 21.8% |
| 22 | Water Street SolarKennebec County | 5.0 | 7.2 | 16.3% |
| 23 | AES Daigle Solar, LLCAroostook County | 5.0 | 6.4 | 14.6% |
| 24 | Cenergy - PulkAndroscoggin County | 5.0 | 7.6 | 17.3% |
| 25 | Cenergy - Waterville (CSG)Kennebec County | 5.0 | 8.8 | 20.2% |
| 26 | Cenergy - Wiscasset (CSG)Lincoln County | 5.0 | 8.4 | 19.3% |
| 27 | ME Novel Lighthouse - CarrabassettFranklin County | 5.0 | 7.2 | 16.4% |
| 28 | Fort FairfieldAroostook County | 5.0 | 8.1 | 18.4% |
| 29 | Our KatahdinPenobscot County | 5.0 | 5.8 | 13.3% |
| 30 | ME - EDFR - Phase I - BristolLincoln County | 5.0 | 8.5 | 19.4% |
| 31 | Athens AT01Somerset County | 5.0 | 7.1 | 16.2% |
| 32 | StandishCumberland County | 5.0 | 7.3 | 16.8% |
| 33 | Town HouseKennebec County | 5.0 | 8.3 | 18.8% |
| 34 | ME-EDFR-Phase I-WoolwichSagadahoc County | 5.0 | 7.8 | 17.8% |
| 35 | ME-EDFR-Phase I-EmbdenSomerset County | 5.0 | 8.2 | 18.7% |
| 36 | BWC Beech Ridge Brook, LLCCumberland County | 5.0 | 7.7 | 17.5% |
| 37 | North BridgtonCumberland County | 5.0 | 8.0 | 18.3% |
| 38 | BNRG Masardis (CSG)Aroostook County | 5.0 | 4.5 | 10.2% |
| 39 | OaklandKennebec County | 5.0 | 8.7 | 19.9% |
| 40 | QuarryYork County | 5.0 | 10.4 | 23.8% |
| 41 | Ryans RanchOxford County | 5.0 | 4.9 | 11.2% |
| 42 | Sanford CGAYork County | 5.0 | 7.8 | 17.7% |
| 43 | ShakerCumberland County | 5.0 | 6.2 | 14.1% |
| 44 | Brewer (CSG)Penobscot County | 5.0 | 7.0 | 16.1% |
| 45 | Caribou SolarAroostook County | 5.0 | 6.2 | 14.1% |
| 46 | BWC Jimmie PondPenobscot County | 5.0 | 3.3 | – |
| 47 | Bates College SkowheganSomerset County | 5.0 | 8.4 | 19.2% |
| 48 | ME - EDF - Phase II - BelfastWaldo County | 5.0 | 7.5 | 17.2% |
| 49 | MD - EDFR - Phase II - LewistonAndroscoggin County | 5.0 | 7.7 | 17.7% |
| 50 | Penobscot Narrows Solar IHancock County | 5.0 | 7.2 | 16.4% |
| 51 | MEVS Clark LLCSomerset County | 5.0 | 6.4 | 14.7% |
| 52 | REDP - TrentonHancock County | 5.0 | 0.0 | – |
| 53 | Hermon Solar, LLCPenobscot County | 5.0 | – | – |
| 54 | Somerset Solar, LLC (ME)Somerset County | 5.0 | – | – |
| 55 | Brewer PV, LLCPenobscot County | 5.0 | – | – |
| 56 | South Paris PV, LLCOxford County | 5.0 | – | – |
| 57 | Lincoln ME 1Penobscot County | 4.9 | – | – |
| 58 | Harmony Solar (ME)Somerset County | 4.9 | 9.0 | 21.0% |
| 59 | Arctaris Saddleback SolarFranklin County | 4.9 | 7.4 | 17.2% |
| 60 | Lewiston Junction Road SolarAndroscoggin County | 4.9 | 6.8 | 15.8% |
| 61 | SCS Harpswell 012903 Brunswick, LLCCumberland County | 4.9 | 7.3 | 17.1% |
| 62 | Dublin Street LLCWashington County | 4.9 | 6.5 | 15.0% |
| 63 | Pittsfield Solar (N. Main St)Somerset County | 4.9 | 8.3 | 19.3% |
| 64 | Dynamic - Norridgewock Martin Stream (CSG)Somerset County | 4.9 | 8.8 | 20.6% |
| 65 | Dynamic - Leeds Solar (CSG)Androscoggin County | 4.9 | 8.8 | 20.4% |
| 66 | Dynamic - Gray SolarCumberland County | 4.9 | 5.2 | 12.0% |
| 67 | Dynamic - Enfield Hammett Road CSGPenobscot County | 4.9 | 8.6 | 20.1% |
| 68 | Dynamic - Glenburn Broadway One (CSG)Penobscot County | 4.9 | 6.2 | 14.4% |
| 69 | Caterpillar HillHancock County | 4.9 | 8.9 | 20.8% |
| 70 | Farmingdale FA01Kennebec County | 4.9 | 8.0 | 18.7% |
| 71 | FryeburgOxford County | 4.9 | 9.3 | 21.6% |
| 72 | Sabattus SB01Androscoggin County | 4.9 | 7.7 | 17.9% |
| 73 | Sanford -NYYork County | 4.9 | 8.1 | 18.9% |
| 74 | FarmingtonFranklin County | 4.9 | 7.3 | 17.0% |
| 75 | WaterboroYork County | 4.9 | 7.1 | 16.5% |
| 76 | Wymans DebloisWashington County | 4.9 | 7.8 | 18.2% |
| 77 | SP-231 CliftonPenobscot County | 4.9 | 5.4 | 12.6% |
| 78 | BroadheadKennebec County | 4.9 | 7.2 | 16.7% |
| 79 | Wells (ME)York County | 4.8 | 8.4 | 19.9% |
| 80 | Perkins Road Belfast Solar, LLCWaldo County | 4.8 | 8.7 | 20.6% |
| 81 | Webb Road SolarKennebec County | 4.6 | 4.8 | 11.9% |
| 82 | Merrill Road SolarAndroscoggin County | 4.6 | 6.3 | 15.7% |
| 83 | Broadway Solar (CSG)Penobscot County | 4.6 | 6.3 | 15.6% |
| 84 | Corkwood Solar (CSG)Penobscot County | 4.6 | 5.8 | 14.3% |
| 85 | Milo CSGPiscataquis County | 4.5 | 6.7 | 17.1% |
| 86 | Treasure Lane Solar 1Kennebec County | 4.5 | 7.6 | 19.4% |
| 87 | BWC Unity Pond LLCKennebec County | 4.5 | 7.4 | 18.9% |
| 88 | Dynamic - Wales Leeds Junction Road (CSG)Androscoggin County | 4.5 | 6.7 | 17.0% |
| 89 | Route 3 China Solar, LLCKennebec County | 4.5 | 7.6 | 19.2% |
| 90 | Barefoot SolarSomerset County | 4.3 | 6.3 | 16.6% |
| 91 | IOS - MEW Phase 1Somerset County | 4.1 | 5.1 | 14.1% |
| 92 | CaribouAroostook County | 4.1 | 6.2 | 17.2% |
| 93 | LoringAroostook County | 4.1 | 8.1 | 22.4% |
| 94 | Winslow PV, LLCKennebec County | 4.1 | – | – |
| 95 | Hartland SolarSomerset County | 4.0 | 6.5 | 18.6% |
| 96 | AES Pelletier Solar, LLCAroostook County | 4.0 | 4.8 | 13.7% |
| 97 | Dynamic - Exeter Solar CSGPenobscot County | 4.0 | 6.3 | 17.9% |
| 98 | Washington WS01Knox County | 4.0 | 5.1 | 14.6% |
| 99 | Mainely Solar (Wyman Hill Solar LLC)Oxford County | 4.0 | 5.8 | 16.7% |
| 100 | Madawaska SolarAroostook County | 4.0 | 3.9 | 11.3% |
| 101 | ISM Solar Shepherd AcresOxford County | 4.0 | 4.5 | 12.8% |
| 102 | Nutting Ridge Solar, LLCOxford County | 4.0 | 6.8 | 19.5% |
| 103 | Searsmont Road Lincolnville Solar, LLCWaldo County | 4.0 | 2.4 | 6.8% |
| 104 | Dairy FarmSomerset County | 4.0 | 6.1 | 17.3% |
| 105 | Limestone - (ME)Aroostook County | 4.0 | – | – |
| 106 | Gateway Solar, LLCPenobscot County | 4.0 | – | – |
| 107 | Gardiner A, LLCKennebec County | 4.0 | – | – |
| 108 | Knights Pond Solar, LLCYork County | 3.9 | – | – |
| 109 | RE Gardiner Solar, LLCKennebec County | 3.9 | – | – |
| 110 | Limestone CSG 1 LLCAroostook County | 3.8 | 5.9 | 17.7% |
| 111 | Augusta Road Bowdoin Solar, LLCSagadahoc County | 3.8 | 4.8 | 14.5% |
| 112 | Church Hill Road Augusta Solar, LLCKennebec County | 3.8 | 6.5 | 19.6% |
| 113 | Lebanon CSG LLCYork County | 3.8 | 6.2 | 18.6% |
| 114 | 15 Glen Harris RDFranklin County | 3.6 | 5.3 | 16.7% |
| 115 | ActonYork County | 3.5 | 4.7 | 15.4% |
| 116 | BWC Maces Pond LLCKnox County | 3.5 | 4.5 | 14.6% |
| 117 | Berwick Hubbard Solar 1York County | 3.5 | 5.8 | 19.0% |
| 118 | Easton CSG 1 LLCAroostook County | 3.3 | 5.6 | 19.2% |
| 119 | Livermore Falls CSGAndroscoggin County | 3.3 | 4.3 | 15.0% |
| 120 | BRNG Nicolin (CSG)Hancock County | 3.3 | 5.8 | 20.0% |
| 121 | Market Street Gardiner Solar, LLCKennebec County | 3.3 | 5.9 | 20.4% |
| 122 | Vassalboro PV, LLCKennebec County | 3.3 | – | – |
| 123 | Chester A, LLCFranklin County | 3.3 | – | – |
| 124 | ME Novel Lighthouse - Front St. Solar CSSomerset County | 3.2 | 4.8 | 17.3% |
| 125 | Valley Sun SolarAroostook County | 3.1 | 3.1 | 11.5% |
| 126 | Pleasant StreetFranklin County | 3.0 | 4.7 | 17.8% |
| 127 | ME Novel Lighthouse - Penobscot CSGPenobscot County | 3.0 | 4.1 | 15.6% |
| 128 | Mechanic Street (CSG)Aroostook County | 3.0 | 4.2 | 15.9% |
| 129 | Missile Street (CSG)Aroostook County | 3.0 | 4.3 | 16.5% |
| 130 | Canton GLC Solar, LLCOxford County | 3.0 | 4.7 | 18.1% |
| 131 | Sheridan Road Solar FarmAroostook County | 3.0 | 4.2 | 16.1% |
| 132 | NRS Bethel Solar, LLCOxford County | 3.0 | – | – |
| 133 | Limestone CSG 2 LLCAroostook County | 2.9 | 4.8 | 19.0% |
| 134 | Athens RidgeSomerset County | 2.9 | 4.7 | 18.5% |
| 135 | ME Fort Fairfield Solar PlantAroostook County | 2.8 | 3.8 | 15.4% |
| 136 | Mars HillAroostook County | 2.6 | 3.8 | 16.7% |
| 137 | AugustaKennebec County | 2.5 | 4.8 | 22.0% |
| 138 | ME Novel Lighthouse - Huggard Ave SolarAroostook County | 2.5 | 3.9 | 17.8% |
| 139 | French Road SolarAroostook County | 2.5 | 3.1 | 14.3% |
| 140 | North Nobleboro Road, LLCLincoln County | 2.5 | 4.0 | 18.5% |
| 141 | Skyway Avenue Solar FarmAroostook County | 2.5 | 2.7 | 12.3% |
| 142 | ME - Novel (Lighthouse Ph I) Mars HillAroostook County | 2.5 | 4.1 | 18.6% |
| 143 | Belfast PV, LLCWaldo County | 2.5 | – | – |
| 144 | MEVS DOT 109Kennebec County | 2.2 | 3.5 | 18.4% |
| 145 | RE Sidney Solar, LLCKennebec County | 2.1 | – | – |
| 146 | Samoset SolarKnox County | 2.0 | 3.9 | 22.4% |
| 147 | NaplesCumberland County | 2.0 | 3.0 | 17.3% |
| 148 | Lisbon Street SolarAndroscoggin County | 2.0 | 2.7 | 15.6% |
| 149 | BNRG Norridgewock (CSG)Somerset County | 2.0 | 3.3 | 19.1% |
| 150 | BNRG North Anson (CSG)Somerset County | 2.0 | 3.2 | 18.0% |
| 151 | Houlton Road Solar Farm (CSG)Aroostook County | 2.0 | 2.3 | 12.9% |
| 152 | ME CDG 004Penobscot County | 2.0 | 3.0 | 17.1% |
| 153 | ME CDG 005Penobscot County | 2.0 | 2.8 | 16.1% |
| 154 | MEVS WaterhouseCumberland County | 2.0 | 3.1 | 17.6% |
| 155 | Lebanon West Lebanon Solar 1York County | 2.0 | 3.5 | 19.8% |
| 156 | Marshfield Solar, LLCWashington County | 2.0 | – | – |
| 157 | Maxcy's Mill Solar, LLCKennebec County | 2.0 | – | – |
| 158 | Union Street Solar, LLCPenobscot County | 2.0 | – | – |
| 159 | Waldoboro Solar, LLCKnox County | 2.0 | – | – |
| 160 | Crowley Solar, LLCAndroscoggin County | 2.0 | – | – |
| 161 | Richmond HillSagadahoc County | 1.8 | 2.7 | 16.8% |
| 162 | Mariaville Road Elsworth Solar, LLCHancock County | 1.6 | 1.3 | 9.2% |
| 163 | Oxford Solar, LLCOxford County | 1.6 | – | – |
| 164 | Solar Mule, LLCKennebec County | 1.5 | 2.1 | 15.9% |
| 165 | SidneyKennebec County | 1.5 | 2.3 | 17.8% |
| 166 | ME Augusta 13 York Farm Rd SolarKennebec County | 1.0 | 1.5 | 17.0% |
| 167 | Cenergy - Richards (CSG)Somerset County | 1.0 | 2.1 | 23.6% |
| 168 | Cenergy - KigerSomerset County | 1.0 | 2.0 | 23.2% |
| 169 | Roosevelt TrailCumberland County | 1.0 | 1.4 | 16.4% |
| 170 | SP-339 Mechanic FallsOxford County | 1.0 | 1.4 | 15.8% |
| 171 | Lisbon CSG LLCAndroscoggin County | 1.0 | 0.1 | – |
| 172 | Turner CSG LLCAndroscoggin County | 1.0 | 0.4 | – |
| 173 | USS Weld Solar LLCFranklin County | 1.0 | 0.0 | – |
| 174 | Water Line Solar, LLCCumberland County | 1.0 | 0.8 | – |
| 175 | Boundary Line Solar, LLCCumberland County | 1.0 | 0.1 | – |
Projects where solar is the largest fuel or at least a fifth of nameplate capacity. MW is solar nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources