| William F Wyman Hybrid | Cumberland | Operational | 862.7 MW | 5 | Oil, Battery | FPL Energy Wyman LLC |
| Westbrook Energy Center Power Plant | Cumberland | Operational | 563.9 MW | 3 | Gas | Westbrook Energy Center |
| Maine Independence Station | Penobscot | Operational | 550.2 MW | 3 | Gas | Casco Bay Energy Co LLC |
| Rumford Power LLC | Oxford | Operational | 274.5 MW | 2 | Gas | Rumford Power |
| Freedom Pine Solar | York | Planned | 250 MW | 1 | Solar | Freedom Pine Solar, LLC |
| Bucksport Generation LLC | Hancock | Operational | 186.8 MW | 1 | Gas | Bucksport Generation LLC |
| Bingham Wind | Piscataquis | Operational | 186 MW | 1 | Wind | Onward Energy |
| Cross Town Energy Storage | Cumberland | Operational | 175 MW | 1 | Battery | Cross Town Energy Storage LLC |
| Great Lakes Hydro America - ME | Penobscot | Operational | 158 MW | 33 | Hydro, Battery | Great Lakes Hydro America LLC |
| Oakfield Wind Project | Aroostook | Operational | 148 MW | 1 | Wind | Onward Energy |
| Kibby Wind Facility | Franklin | Operational | 132 MW | 2 | Wind | Helix Maine Wind Development, LLC |
| Downeast Wind | Washington | Operational | 126 MW | 1 | Wind | Downeast Wind, LLC |
| Three Corners Solar | Waldo | Operational | 110 MW | 1 | Solar | Three Corners Solar, LLC |
| Somerset Plant | Somerset | Operational | 107.1 MW | 2 | Biomass | Sappi Fine Paper North America-Somerset |
| Rumford Cogeneration | Oxford | Operational | 102.6 MW | 1 | Biomass | ND Paper, Inc. |
| Three Rivers Solar Power, LLC | Hancock | Planned | 100 MW | 1 | Solar | Three Rivers Solar Power, LLC |
| Farmington Solar | Franklin | Operational | 77 MW | 1 | Solar | Farmington Solar, LLC |
| Harris Hydro | Somerset | Operational | 76.4 MW | 4 | Hydro | Brookfield White Pine Hydro LLC |
| Warren Meadow Solar Station | Knox | Planned | 74.5 MW | 1 | Solar | Warren Meadow Solar Station, LLC |
| Weaver Wind | Hancock | Operational | 72.6 MW | 1 | Wind | Greenbacker Renewable Energy Corporation |
| Wyman Hydro | Somerset | Operational | 72 MW | 3 | Hydro | Brookfield White Pine Hydro LLC |
| S D Warren Westbrook | Cumberland | Operational | 69.7 MW | 16 | Biomass, Hydro | Relevate Power Management LLC |
| Woodland Pulp, LLC | Washington | Operational | 68.3 MW | 12 | Biomass, Hydro | Woodland Pulp LLC |
| Crooked Trail Solar | Penobscot | Planned | 68 MW | 1 | Solar | VCP Realty, LLC |
| Rollins Wind Project | Penobscot | Operational | 60 MW | 1 | Wind | Evergreen Wind, LLC |
| Moscow | Somerset | Operational | 58.8 MW | 1 | Wind | Greenbacker Renewable Energy Corporation |
| Stetson Wind I | Washington | Operational | 57 MW | 1 | Wind | Evergreen Wind, LLC |
| Rumford Falls Hydro Facility | Oxford | Operational | 52.5 MW | 7 | Hydro, Battery | Brookfield Power New England |
| Hancock Wind Plant | Hancock | Operational | 51 MW | 1 | Wind | Onward Energy |
| Record Hill Wind | Oxford | Operational | 50.6 MW | 1 | Wind | Record Hill Wind LLC |
| Sanford Solar | York | Operational | 49.4 MW | 1 | Solar | Sanford Airport Solar, LLC |
| ReEnergy Stratton LLC | Franklin | Operational | 47 MW | 1 | Biomass | ReEnergy Stratton LLC |
| Passadumkeag Windpark LLC | Penobscot | Operational | 42.9 MW | 1 | Wind | Southern Power Co |
| Mars Hill Wind Farm Project | Aroostook | Operational | 42 MW | 1 | Wind | Evergreen Wind, LLC |
| ReEnergy Livermore Falls | Androscoggin | Operational | 39.6 MW | 1 | Biomass | ReEnergy Livermore Falls |
| Cape Gas Turbine | Cumberland | Operational | 35 MW | 2 | Oil | FPL Energy Cape LLC |
| Bull Hill Wind Project | Hancock | Operational | 34.5 MW | 1 | Wind | Evergreen Wind, LLC |
| Saddleback Ridge Wind Farm | Franklin | Operational | 34.2 MW | 2 | Wind | CPV Saddleback Ridge Wind, LLC |
| Anson Abenaki Hydros | Somerset | Operational | 29 MW | 13 | Hydro | Eagle Creek Renewable Energy, LLC |
| Red Shield Envir Old Town Facility | Penobscot | Operational | 28.5 MW | 2 | Biomass | ND Paper, Inc. |
| Charles E Monty | Androscoggin | Operational | 28.4 MW | 2 | Hydro | Brookfield White Pine Hydro LLC |
| NE Renewable Power Jonesboro | Washington | Operational | 27.5 MW | 1 | Biomass | Stored Solar J&WE |
| NE Renewable Power West Enfield | Penobscot | Operational | 27.5 MW | 1 | Biomass | Stored Solar J&WE |
| Stetson Wind II | Washington | Operational | 25.5 MW | 1 | Wind | Evergreen Wind, LLC |
| Eagle Point Energy Center | Penobscot | Operational | 25.3 MW | 1 | Waste | Eagle Point Energy Center, LLC |
| Canton Mountain Wind | Oxford | Operational | 22.8 MW | 1 | Wind | CPV Canton Mountain Wind LLC |
| Twin Rivers Paper Co LLC | Aroostook | Operational | 22 MW | 1 | Other | Twin Rivers Paper Co LLC |
| Milo PV - BD Solar 1 LLC | Piscataquis | Operational | 20 MW | 1 | Solar | BD Solar 1 LLC |
| Mousam River Solar | York | Operational | 20 MW | 1 | Solar | Walden Renewables Development LLC |
| Silver Maple | Penobscot | Operational | 20 MW | 1 | Wind | WEB Silver Maple Wind LLC |
| Spruce Mountain WInd | Oxford | Operational | 20 MW | 1 | Wind | CPV Spruce Mountain Wind LLC |
| Walden Solar Maine V | Androscoggin | Operational | 20 MW | 1 | Solar | Walden Solar Maine V LLC |
| Turner Meadow Solar Station | Androscoggin | Planned | 19.8 MW | 1 | Solar | Turner Meadow Solar Station, LLC |
| Brunswick Hydro | Cumberland | Operational | 19.6 MW | 3 | Hydro | Brookfield White Pine Hydro LLC |
| Worumbo Hydro Station | Androscoggin | Operational | 19.4 MW | 2 | Hydro | Eagle Creek Renewable Energy, LLC |
| Gulf Island | Androscoggin | Operational | 19.2 MW | 3 | Hydro | Brookfield White Pine Hydro LLC |
| Topsham Meadow Solar Station | Sagadahoc | Planned | 17.2 MW | 1 | Solar | Topsham Meadow Solar Station LLC |
| West Baldwin Solar Station | Cumberland | Planned | 17.1 MW | 1 | Solar | West Baldwin Solar Station LLC |
| Skelton | York | Operational | 16.8 MW | 2 | Hydro | Brookfield White Pine Hydro LLC |
| Emery Meadow Solar Station | York | Planned | 16.4 MW | 1 | Solar | Emery Meadow Solar Station, LLC |
| Hydro Kennebec Project | Kennebec | Operational | 15.4 MW | 2 | Hydro | Hydro Kennebec LLC |
| RoxWind | Oxford | Operational | 15.3 MW | 1 | Wind | RoxWind LLC |
| Bonny Eagle | York | Operational | 15.2 MW | 7 | Battery, Hydro | Brookfield White Pine Hydro LLC |
| Pejepscot Hydroelectric Project | Sagadahoc | Operational | 13.5 MW | 4 | Hydro | Topsham Hydro Partners |
| Regional Waste Systems | Cumberland | Operational | 13.3 MW | 1 | Waste | Ecomaine |
| West Enfield Hydro | Penobscot | Operational | 13 MW | 2 | Hydro | Brookfield Black Bear Hydro, LLC |
| Williams Hydro | Somerset | Operational | 13 MW | 2 | Hydro | Brookfield White Pine Hydro LLC |
| Weston Hydro | Somerset | Operational | 12 MW | 4 | Hydro | Brookfield White Pine Hydro LLC |
| Hiram | Cumberland | Operational | 10.5 MW | 2 | Hydro | Brookfield White Pine Hydro LLC |
| Otis Hydro | Franklin | Operational | 10.2 MW | 2 | Hydro | Eagle Creek Renewable Energy, LLC |
| Georges River Energy | Waldo | Operational | 10 MW | 1 | Biomass | Robbins Lumber Inc |
| South Portland ESS, LLC | Cumberland | Planned | 10 MW | 1 | Battery | South Portland ESS, LLC |
| Pittsfield Solar LLC | Somerset | Operational | 9.9 MW | 1 | Solar | Pittsfiled Solar LLC |
| International Paper Livermore Hydro | Androscoggin | Operational | 9.2 MW | 9 | Hydro | Eagle Creek Renewable Energy, LLC |
| Oxford PV - BD Solar Oxford LLC | Oxford | Operational | 9.2 MW | 1 | Solar | BD Solar Oxford LLC |
| Pisgah Mountain Wind | Penobscot | Operational | 9.1 MW | 1 | Wind | Pisgah Mountain, LLC |
| Ellsworth Hydro Station | Hancock | Operational | 8.9 MW | 4 | Hydro | Brookfield Black Bear Hydro, LLC |
| Shawmut | Somerset | Operational | 8.8 MW | 8 | Hydro | Brookfield White Pine Hydro LLC |
| Athens Energy | Somerset | Operational | 8.5 MW | 1 | Biomass | Athens Energy, LLC |
| Milford Hydro Station | Penobscot | Operational | 7.8 MW | 6 | Hydro | Brookfield Black Bear Hydro, LLC |
| West Buxton | York | Operational | 7.7 MW | 6 | Hydro | Brookfield White Pine Hydro LLC |
| Augusta PV - BD Solar Augusta LLC | Kennebec | Operational | 7.2 MW | 1 | Solar | BD Solar Augusta LLC |
| Lockwood Hydroelectric Facility | Kennebec | Operational | 7.2 MW | 7 | Hydro | Merimil Ltd Partnership |
| BD Solar Ellsworth LLC | Hancock | Operational | 7 MW | 1 | Solar | BD Solar Hancock North LLC |
| BD Solar Hancock LLC | Hancock | Operational | 7 MW | 1 | Solar | BD Solar Hancock LLC |
| Winslow PV - BD Solar 2 LLC | Kennebec | Operational | 7 MW | 1 | Solar | BD Solar 2 LLC |
| Aziscohos Hydroelectric Project | Oxford | Operational | 6.7 MW | 1 | Hydro | Brookfield White Pine Hydro LLC |
| Cataract Hydro | York | Operational | 6.6 MW | 1 | Hydro | Brookfield White Pine Hydro LLC |
| International Paper Riley Hydro | Franklin | Operational | 6.6 MW | 6 | Hydro | Eagle Creek Renewable Energy, LLC |
| Deer Rips | Androscoggin | Operational | 6.5 MW | 7 | Hydro | Brookfield White Pine Hydro LLC |
| AES Daigle Solar, LLC | Aroostook | Operational | 5 MW | 1 | Solar | AES Clean Energy |
| Athens AT01 | Somerset | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Auburn PV - BD Solar Auburn LLC | Androscoggin | Planned | 5 MW | 1 | Solar | BD Solar Auburn LLC |
| Baldwin (ME) | Cumberland | Operational | 5 MW | 1 | Solar | Maine DG Solar Baldwin, LLC |
| Bates College Skowhegan | Somerset | Operational | 5 MW | 1 | Solar | Westbound Solar 3, LLC |
| BNRG Masardis (CSG) | Aroostook | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Brewer (CSG) | Penobscot | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| BWC Beech Ridge Brook, LLC | Cumberland | Operational | 5 MW | 1 | Solar | Navisun LLC |
| BWC Jimmie Pond | Penobscot | Operational | 5 MW | 1 | Solar | Navisun LLC |
| Caribou Solar | Aroostook | Operational | 5 MW | 1 | Solar | SoCore Energy LLC |
| Cenergy - Pulk | Androscoggin | Operational | 5 MW | 1 | Solar | BAP Grounded 2 LLC |
| Cenergy - Waterville (CSG) | Kennebec | Operational | 5 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Cenergy - Wiscasset (CSG) | Lincoln | Operational | 5 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Dynamic Corinth (CSG) | Penobscot | Operational | 5 MW | 1 | Solar | MN8 Energy LLC |
| Dynamic Madison (CSG) | Somerset | Operational | 5 MW | 1 | Solar | MN8 Energy LLC |
| Fairfield PV - BD Solar Fairfield LLC | Somerset | Operational | 5 MW | 1 | Solar | BD Solar Fairfield LLC |
| Fort Fairfield | Aroostook | Operational | 5 MW | 1 | Solar | Standard Solar |
| Gorham Solar 1 (CSG) | Cumberland | Operational | 5 MW | 1 | Solar | CleanCapital Holdings |
| Lewiston Jn PV - BD Solar Lewiston Jn LL | Androscoggin | Planned | 5 MW | 1 | Solar | BD Solar Lewiston Junction LLC |
| MD - EDFR - Phase II - Lewiston | Androscoggin | Operational | 5 MW | 1 | Solar | Hayworth Solar Partners, LLC |
| ME - EDF - Phase II - Belfast | Waldo | Operational | 5 MW | 1 | Solar | Shining Solar Partners, LLC |
| ME - EDFR - Phase I - Bristol | Lincoln | Operational | 5 MW | 1 | Solar | Overlook Solar Partners, LLC |
| ME Novel Lighthouse - Carrabassett | Franklin | Operational | 5 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| ME-EDFR-Phase I-Embden | Somerset | Operational | 5 MW | 1 | Solar | Tower Solar Partners, LLC |
| ME-EDFR-Phase I-Woolwich | Sagadahoc | Operational | 5 MW | 1 | Solar | Green Mile Solar, LLC |
| MEVS Clark LLC | Somerset | Operational | 5 MW | 1 | Solar | MEVS Clark LLC |
| MMWAC Resource Recovery Facility | Androscoggin | Operational | 5 MW | 1 | Waste | Maine Waste to Energy |
| Monmouth | Kennebec | Operational | 5 MW | 1 | Solar | Maine DG Solar Monmouth, LLC |
| North Bridgton | Cumberland | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Oakland | Kennebec | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Our Katahdin | Penobscot | Operational | 5 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Palmyra PV - BD Solar Palmyra LLC | Somerset | Operational | 5 MW | 1 | Solar | BD Solar Palmyra LLC |
| Penobscot Narrows Solar I | Hancock | Operational | 5 MW | 1 | Solar | Penobscot Narrows Solar I LLC |
| Quarry | York | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| REDP - Trenton | Hancock | Operational | 5 MW | 1 | Solar | Standard Solar |
| River Road | Somerset | Operational | 5 MW | 1 | Solar | Norridgewock River Road Solar, LLC |
| Ryans Ranch | Oxford | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Sanford CGA | York | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Sanford ESS, LLC | York | Planned | 5 MW | 1 | Battery | Sanford ESS, LLC |
| Shaker | Cumberland | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Standish | Cumberland | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Town House | Kennebec | Operational | 5 MW | 1 | Solar | Nautilus Solar Solutions |
| Unity Solar | Waldo | Operational | 5 MW | 1 | Solar | Madison Energy Holdings LLC |
| Water Street Solar | Kennebec | Operational | 5 MW | 1 | Solar | AES Distributed Energy |
| Arctaris Saddleback Solar | Franklin | Operational | 4.9 MW | 1 | Solar | Arctaris Saddleback Solar, LLC |
| Broadhead | Kennebec | Operational | 4.9 MW | 1 | Solar | Madison Energy Investments LLC |
| Caterpillar Hill | Hancock | Operational | 4.9 MW | 1 | Solar | AES Clean Energy |
| Dublin Street LLC | Washington | Operational | 4.9 MW | 1 | Solar | Dublin Street LLC |
| Dynamic - Enfield Hammett Road CSG | Penobscot | Operational | 4.9 MW | 1 | Solar | Altus Power America Management, LLC |
| Dynamic - Glenburn Broadway One (CSG) | Penobscot | Operational | 4.9 MW | 1 | Solar | Altus Power America Management, LLC |
| Dynamic - Gray Solar | Cumberland | Operational | 4.9 MW | 1 | Solar | Altus Power America Management, LLC |
| Dynamic - Leeds Solar (CSG) | Androscoggin | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| Dynamic - Norridgewock Martin Stream (CSG) | Somerset | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| Farmingdale FA01 | Kennebec | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| Farmington | Franklin | Operational | 4.9 MW | 1 | Solar | Madison Energy Investments LLC |
| Fryeburg | Oxford | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| Harmony Solar (ME) | Somerset | Operational | 4.9 MW | 1 | Solar | Maine DG Solar Harmony, LLC |
| Lewiston Junction Road Solar | Androscoggin | Operational | 4.9 MW | 1 | Solar | NextGrid Peppertree, LLC |
| Madison ESS | Somerset | Operational | 4.9 MW | 1 | Battery | Agilitas Energy, Inc. |
| Pittsfield Solar (N. Main St) | Somerset | Operational | 4.9 MW | 1 | Solar | Maine DG Solar Pittsfield, LLC |
| Rumford ESS | Oxford | Operational | 4.9 MW | 1 | Battery | Agilitas Energy, Inc. |
| Sabattus SB01 | Androscoggin | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| Sanford -NY | York | Operational | 4.9 MW | 1 | Solar | Nautilus Solar Solutions |
| SCS Harpswell 012903 Brunswick, LLC | Cumberland | Operational | 4.9 MW | 1 | Solar | Arevon Energy, Inc. |
| SP-231 Clifton | Penobscot | Operational | 4.9 MW | 1 | Solar | Madison Energy Investments LLC |
| Waterboro | York | Operational | 4.9 MW | 1 | Solar | Madison Energy Investments LLC |
| Wymans Deblois | Washington | Operational | 4.9 MW | 1 | Solar | REC RWD, LLC |
| Perkins Road Belfast Solar, LLC | Waldo | Operational | 4.8 MW | 1 | Solar | REA Investments, LLC |
| Wells (ME) | York | Operational | 4.8 MW | 1 | Solar | Nautilus Solar Solutions |
| Broadway Solar (CSG) | Penobscot | Operational | 4.6 MW | 1 | Solar | NextGrid Bitterbush, LLC |
| Corkwood Solar (CSG) | Penobscot | Operational | 4.6 MW | 1 | Solar | NextGrid Corkwood, LLC |
| Merrill Road Solar | Androscoggin | Operational | 4.6 MW | 1 | Solar | NextGrid Mangrove, LLC |
| Webb Road Solar | Kennebec | Operational | 4.6 MW | 1 | Solar | NextGrid Mastic, LLC |
| Beaver Ridge Wind | Waldo | Operational | 4.5 MW | 1 | Wind | CPV Beaver Ridge Wind LLC |
| BWC Unity Pond LLC | Kennebec | Operational | 4.5 MW | 1 | Solar | Navisun LLC |
| Dynamic - Wales Leeds Junction Road (CSG) | Androscoggin | Operational | 4.5 MW | 1 | Solar | Altus Power America Management, LLC |
| Fox Island Wind LLC | Knox | Operational | 4.5 MW | 1 | Wind | Fox Island Wind LLC |
| Milo CSG | Piscataquis | Operational | 4.5 MW | 1 | Solar | Milo CSG, LLC |
| Route 3 China Solar, LLC | Kennebec | Operational | 4.5 MW | 1 | Solar | REA Investments, LLC |
| Treasure Lane Solar 1 | Kennebec | Operational | 4.5 MW | 1 | Solar | AES Clean Energy |
| Barefoot Solar | Somerset | Operational | 4.3 MW | 1 | Solar | Madison Energy Investments LLC |
| Benton Falls Associates | Kennebec | Operational | 4.2 MW | 2 | Hydro | Essex Hydro Associates LLC |
| Caribou | Aroostook | Operational | 4.1 MW | 1 | Solar | Altus Power America Management, LLC |
| IOS - MEW Phase 1 | Somerset | Operational | 4.1 MW | 1 | Solar | Madison Energy Holdings LLC |
| Loring | Aroostook | Operational | 4.1 MW | 1 | Solar | Altus Power America Management, LLC |
| AES Pelletier Solar, LLC | Aroostook | Operational | 4 MW | 1 | Solar | AES Clean Energy |
| Dairy Farm | Somerset | Operational | 4 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Dynamic - Exeter Solar CSG | Penobscot | Operational | 4 MW | 1 | Solar | Altus Power America Management, LLC |
| Hartland Solar | Somerset | Operational | 4 MW | 1 | Solar | Madison Energy Holdings LLC |
| ISM Solar Shepherd Acres | Oxford | Operational | 4 MW | 1 | Solar | Navisun LLC |
| Limestone - (ME) | Aroostook | Operational | 4 MW | 1 | Solar | Nautilus Solar Solutions |
| Madawaska Solar | Aroostook | Operational | 4 MW | 1 | Solar | SoCore Energy LLC |
| Mainely Solar (Wyman Hill Solar LLC) | Oxford | Operational | 4 MW | 1 | Solar | Wyman Hill Solar, LLC |
| Medway Hydro | Penobscot | Operational | 4 MW | 5 | Hydro | Brookfield Black Bear Hydro, LLC |
| Nutting Ridge Solar, LLC | Oxford | Operational | 4 MW | 1 | Solar | REA Investments, LLC |
| Searsmont Road Lincolnville Solar, LLC | Waldo | Operational | 4 MW | 1 | Solar | REA Investments, LLC |
| Washington WS01 | Knox | Operational | 4 MW | 1 | Solar | Nautilus Solar Solutions |
| Orono B | Penobscot | Operational | 3.9 MW | 3 | Hydro | Brookfield Black Bear Hydro, LLC |
| Augusta Road Bowdoin Solar, LLC | Sagadahoc | Operational | 3.8 MW | 1 | Solar | REA Investments, LLC |
| Church Hill Road Augusta Solar, LLC | Kennebec | Operational | 3.8 MW | 1 | Solar | REA Investments, LLC |
| Eastern Maine Medical Center | Penobscot | Operational | 3.8 MW | 1 | Gas | Eastern Maine Medical Center |
| Lebanon CSG LLC | York | Operational | 3.8 MW | 1 | Solar | Dimension Energy LLC |
| Limestone CSG 1 LLC | Aroostook | Operational | 3.8 MW | 1 | Solar | Limestone CSG 1 LLC |
| 15 Glen Harris RD | Franklin | Operational | 3.6 MW | 1 | Solar | ME Sandy River LLC |
| Brassua Hydroelectric Project | Somerset | Operational | 3.6 MW | 1 | Hydro | Brassua Hydroelectric LP |
| Acton | York | Operational | 3.5 MW | 1 | Solar | Acton H Road Solar 1, LLC |
| Berwick Hubbard Solar 1 | York | Operational | 3.5 MW | 1 | Solar | Berwick Hubbard Solar 1, LLC |
| BWC Maces Pond LLC | Knox | Operational | 3.5 MW | 1 | Solar | Navisun LLC |
| BRNG Nicolin (CSG) | Hancock | Operational | 3.3 MW | 1 | Solar | Nautilus Solar Solutions |
| Easton CSG 1 LLC | Aroostook | Operational | 3.3 MW | 1 | Solar | Easton CSG 1 LLC |
| Livermore Falls CSG | Androscoggin | Operational | 3.3 MW | 1 | Solar | Livermore Falls CSG, LLC |
| Market Street Gardiner Solar, LLC | Kennebec | Operational | 3.3 MW | 1 | Solar | REA Investments, LLC |
| ME Novel Lighthouse - Front St. Solar CS | Somerset | Operational | 3.2 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Robbins Lumber | WALDO | Operational | 3.2 MW | 2 | Oil, Biomass | Robbins Lumber Inc |
| Waste Management Crossroads LFGTE | Somerset | Operational | 3.2 MW | 2 | Landfill, Gas | WM Renewable Energy LLC |
| International Paper Jay Hydro | Franklin | Operational | 3.1 MW | 6 | Hydro | Eagle Creek Renewable Energy, LLC |
| Valley Sun Solar | Aroostook | Operational | 3.1 MW | 1 | Solar | Valley Sun Solar LLC |
| Canton GLC Solar, LLC | Oxford | Operational | 3 MW | 1 | Solar | REA Investments, LLC |
| ME Novel Lighthouse - Penobscot CSG | Penobscot | Operational | 3 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Mechanic Street (CSG) | Aroostook | Operational | 3 MW | 1 | Solar | Nautilus Solar Solutions |
| Missile Street (CSG) | Aroostook | Operational | 3 MW | 1 | Solar | Nautilus Solar Solutions |
| Pleasant Street | Franklin | Operational | 3 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Sheridan Road Solar Farm | Aroostook | Operational | 3 MW | 1 | Solar | REA Investments, LLC |
| Athens Ridge | Somerset | Operational | 2.9 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Limestone CSG 2 LLC | Aroostook | Operational | 2.9 MW | 1 | Solar | Limestone CSG 2 LLC |
| ME Fort Fairfield Solar Plant | Aroostook | Operational | 2.8 MW | 1 | Solar | ME Fort Fairfield LLC |
| Messalonskee 2 (Oakland) | Kennebec | Operational | 2.8 MW | 1 | Hydro | Messalonskee Stream Hydro LLC |
| Orono Hydro Station | Penobscot | Operational | 2.7 MW | 4 | Hydro | Brookfield Black Bear Hydro, LLC |
| Mars Hill | Aroostook | Operational | 2.6 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Augusta | Kennebec | Operational | 2.5 MW | 1 | Solar | Maine DG Solar Augusta, LLC |
| French Road Solar | Aroostook | Operational | 2.5 MW | 1 | Solar | SoCore Energy LLC |
| ME - Novel (Lighthouse Ph I) Mars Hill | Aroostook | Operational | 2.5 MW | 1 | Solar | Mars Hill Road Solar Farm, LLC |
| ME Novel Lighthouse - Huggard Ave Solar | Aroostook | Operational | 2.5 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| North Nobleboro Road, LLC | Lincoln | Operational | 2.5 MW | 1 | Solar | REA Investments, LLC |
| Skyway Avenue Solar Farm | Aroostook | Operational | 2.5 MW | 1 | Solar | REA Investments, LLC |
| Stillwater B | Penobscot | Operational | 2.4 MW | 3 | Hydro | Brookfield Black Bear Hydro, LLC |
| MEVS DOT 109 | Kennebec | Operational | 2.2 MW | 2 | Solar | MEVS DOT, LLC |
| North Gorham | Cumberland | Operational | 2.2 MW | 2 | Hydro | Brookfield White Pine Hydro LLC |
| BNRG Norridgewock (CSG) | Somerset | Operational | 2 MW | 1 | Solar | Nautilus Solar Solutions |
| BNRG North Anson (CSG) | Somerset | Operational | 2 MW | 1 | Solar | Nautilus Solar Solutions |
| Hogs Bay | Hancock | Planned | 2 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Houlton Road Solar Farm (CSG) | Aroostook | Operational | 2 MW | 1 | Solar | REA Investments, LLC |
| Lebanon West Lebanon Solar 1 | York | Operational | 2 MW | 1 | Solar | Lebanon West Lebanon Solar 1, LLC |
| Lisbon Street Solar | Androscoggin | Operational | 2 MW | 1 | Solar | NextGrid Cliffrose, LLC |
| ME CDG 004 | Penobscot | Operational | 2 MW | 1 | Solar | ME CDG 004 LLC |
| ME CDG 005 | Penobscot | Operational | 2 MW | 1 | Solar | ME CDG 005 LLC |
| MEVS Waterhouse | Cumberland | Operational | 2 MW | 1 | Solar | MEVS LLC |
| Naples | Cumberland | Operational | 2 MW | 1 | Solar | Naples Casco Solar 1, LLC |
| Samoset Solar | Knox | Operational | 2 MW | 1 | Solar | Samoset Solar, LLC |
| Messalonskee 5 | Kennebec | Operational | 1.8 MW | 1 | Hydro | Messalonskee Stream Hydro LLC |
| Richmond Hill | Sagadahoc | Operational | 1.8 MW | 1 | Solar | Greenbacker Renewable Energy Corporation |
| Stillwater Hydro Station | Penobscot | Operational | 1.8 MW | 4 | Hydro | Brookfield Black Bear Hydro, LLC |
| Mariaville Road Elsworth Solar, LLC | Hancock | Operational | 1.6 MW | 1 | Solar | REA Investments, LLC |
| Messalonskee 3 | Kennebec | Operational | 1.6 MW | 1 | Hydro | Messalonskee Stream Hydro LLC |
| Upper Androscoggin | Androscoggin | Operational | 1.6 MW | 3 | Hydro | Lewiston, City of - (ME) |
| Barker Lower | Androscoggin | Operational | 1.5 MW | 1 | Hydro | KEI (Maine) Power Management (III) LLC |
| Madison BTM | Somerset | Operational | 1.5 MW | 1 | Battery | Agilitas Energy, Inc. |
| Sidney | Kennebec | Operational | 1.5 MW | 1 | Solar | Nautilus Solar Solutions |
| Solar Mule, LLC | Kennebec | Operational | 1.5 MW | 1 | Solar | Solar Mule, LLC |
| Squa Pan Hydro Station | Aroostook | Operational | 1.5 MW | 1 | Hydro | Algonquin Northern Maine |
| Mechanic Falls | Androscoggin | Operational | 1.4 MW | 2 | Hydro | KEI (Maine) Power Management (IV) LLC |
| Salmon Falls | York | Operational | 1.2 MW | 3 | Hydro | Green Mountain Power Corp |
| Pittsfield Hydro | Somerset | Operational | 1.1 MW | 3 | Hydro | KEI (Maine) Power Management (II) LLC |
| Boundary Line Solar, LLC | Cumberland | Operational | 1 MW | 1 | Solar | Dimension Energy LLC |
| Cenergy - Kiger | Somerset | Operational | 1 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Cenergy - Richards (CSG) | Somerset | Operational | 1 MW | 1 | Solar | Luminace Sunbeam Development Holdings, LLC |
| Emery Shute Solar One | Waldo | Planned | 1 MW | 1 | Solar | VCP Realty, LLC |
| Gardiner | Kennebec | Operational | 1 MW | 1 | Hydro | KEI (Maine) Power Management (III) LLC |
| Lisbon CSG LLC | Androscoggin | Operational | 1 MW | 1 | Solar | Dimension Energy LLC |
| ME Augusta 13 York Farm Rd Solar | Kennebec | Operational | 1 MW | 1 | Solar | SOL ME Augusta 13 York Farm, LLC |
| Pumpkin Hill | Penobscot | Operational | 1 MW | 1 | Hydro | KEI (Maine) Power Management (II) LLC |
| Roosevelt Trail | Cumberland | Operational | 1 MW | 1 | Solar | Madison Energy Investments LLC |
| SP-339 Mechanic Falls | Oxford | Operational | 1 MW | 1 | Solar | Madison Energy Investments LLC |
| Turner CSG LLC | Androscoggin | Operational | 1 MW | 1 | Solar | Dimension Energy LLC |
| Upper Barker | Androscoggin | Operational | 1 MW | 1 | Hydro | KEI (Maine) Power Management (III) LLC |
| USS Weld Solar LLC | Franklin | Operational | 1 MW | 1 | Solar | Dimension Energy LLC |
| Water Line Solar, LLC | Cumberland | Operational | 1 MW | 1 | Solar | Dimension Energy LLC |