| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | 3 GWh | Sep 1986 | Dec 2025 |
Water
|
| Rollins Wind Project | Evergreen Wind, LLC | Winn Village, ME | 147 GWh | Jun 2011 | Dec 2025 |
Wind
|
| Rolfe Canal Hydro | Briar-Hydro Associates | Penacook, NH | 16 GWh | Nov 1987 | Dec 2025 |
Water
|
| Roger Williams - Melville at Portsmouth | Luminace Solar Rhode Island, LLC | Portsmouth, RI | 5 GWh | Feb 2021 | Dec 2025 |
Solar
|
| Rockland Solar CSG | MN8 Energy LLC | Rockland, MA | 2 GWh | Nov 2013 | Dec 2025 |
Solar
|
| Rochester MA 2 | Rochester MA 2 LLC | Rochester, MA | 1 GWh | Nov 2018 | Dec 2025 |
Solar
|
| Robin Hollow Solar | Robin Hollow Solar, LLC | West Greenwich, RI | 71 GWh | Nov 2023 | Jul 2026 |
Solar
|
| Riverside Holyoke | City of Holyoke Gas and Elec Dept - (MA) | Holyoke, MA | 22 GWh | Dec 1905 | Dec 2025 |
Water
|
| River Road | Norridgewock River Road Solar, LLC | Norridgewock, ME | 8 GWh | Feb 2022 | Dec 2025 |
Solar
|
| Rising Paper | Altus Power America Management, LLC | Great Barrington, MA | 3 GWh | Apr 2016 | Dec 2025 |
Solar
|
| Ring Road | Greenbacker Renewable Energy Corporation | Plympton, MA | 2 GWh | May 2025 | Dec 2025 |
Solar
|
| Ridgewood Providence Power | Rhode Island LFG Genco | Johnston, RI | 4 GWh | Jul 2005 | Dec 2025 |
Landfill Gas
|
| Richmond NMCA | AES Distributed Energy | Wood River Junction, RI | 6 GWh | Nov 2018 | Jul 2026 |
Solar
|
| Richmond Hill | Greenbacker Renewable Energy Corporation | Richmond, ME | 3 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Rhode Island State Energy Center | RISEC Operating Services | Johnston, RI | 3 TWh | Sep 2002 | Jul 2026 |
Natural Gas
|
| Rhode Island Solar Renewable Energy IV, | Rhode Island Solar Renewable Energy IV, LLC | Tiverton, RI | 18 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Rhode Island Hospital | Rhode Island Hospital | Providence, RI | 40 GWh | Sep 1974 | Jul 2026 |
Natural Gas : 83.2%
Residual Fuel Oil : 16.8%
|
| RGS-Rutland VNM SREC II Project (MA) | TerraForm Solar XVII, LLC | Rutland, MA | 3 GWh | Oct 2015 | Dec 2025 |
Solar
|
| Renew Canal 1 CSG LLC | NRG Renew Canal 1 LLC | Sandwich, MA | 2 GWh | May 2017 | Dec 2025 |
Solar
|
| Rehoboth Solar | Citizens Enterprises Corporation | Rehoboth, MA | 3 GWh | Nov 2013 | Dec 2025 |
Solar
|
| Regional Waste Systems | Ecomaine | Portland, ME | 87 GWh | May 1988 | Jul 2026 |
Non-biogenic Municipal Solid Waste : 54.6%
Biogenic Municipal Solid Waste : 44.7%
Natural Gas : 0.7%
|
| ReEnergy Stratton LLC | ReEnergy Stratton LLC | Stratton, ME | 200 GWh | Oct 1989 | Dec 2025 |
Wood/Wood Waste Solids
|
| ReEnergy Livermore Falls | ReEnergy Livermore Falls | Livermore Falls, ME | 274 GWh | Jul 1992 | Dec 2025 |
Wood/Wood Waste Solids
|
| Redman South Community Solar | AES Distributed Energy | Brockport, NY | 8 GWh | Jan 2022 | Jun 2025 |
Solar
|
| Redman North Community Solar | AES Distributed Energy | Brockport, NY | 106 MWh | Jan 2022 | Dec 2025 |
Solar
|
| Redbrook Community Solar 1 | Redbrook Solar 1, LLC | Plympton, MA | 1 GWh | Sep 2017 | Dec 2025 |
Solar
|
| Record Hill Wind | Record Hill Wind LLC | Roxbury, ME | 110 GWh | Dec 2011 | Dec 2025 |
Wind
|
| Ravenbrook | Captona Ravenbrook LLC | Carver, MA | 6 GWh | Nov 2013 | Dec 2025 |
Solar
|
| Randolph | Altus Power America Management, LLC | Randolph, MA | 6 GWh | Oct 2017 | Dec 2025 |
Solar
|
| Randall Solar Project Hybrid | AES Distributed Energy | Berlin, MA | 9 GWh | Jun 2021 | Dec 2025 |
Solar
|
| Randall Road Solar II | Green Street Power Partners | Ballston Spa, NY | 3 GWh | Jun 2024 | Dec 2025 |
Solar
|
| Randall Road Solar I | Green Street Power Partners | Ballston Spa, NY | 5 GWh | Jun 2024 | Dec 2025 |
Solar
|
| Rand Whitney CHP Plant | Rand Whitney Containerboard L.P. | Montville, CT | 132 GWh | Mar 2005 | Jul 2026 |
Natural Gas
|
| Rainbow (CT) | Farmington River Power Company | Windsor, CT | 19 GWh | Nov 1925 | Jul 2026 |
Water
|
| Rail Trail | Altus Power America Management, LLC | Great Barrington, MA | 3 GWh | Apr 2016 | Dec 2025 |
Solar
|
| Raffia Road Solar Project | NJR Clean Energy Ventures Corporation | Enfield, CT | 7 GWh | Nov 2024 | Dec 2025 |
Solar
|
| Raboth - Marion Drive | Madison Energy Holdings LLC | Kingston, MA | 4 GWh | Feb 2021 | Dec 2025 |
Solar
|
| Quittacas Pond Solar | RWE Clean Energy | Rochester, MA | 5 GWh | Nov 2013 | Dec 2025 |
Solar
|
| Quinebaug Solar | Quinebaug Solar, LLC | Canterbury, CT | 76 GWh | Nov 2021 | Jul 2026 |
Solar
|
| Quinebaug Lower Project | Quinebaug Associates LLC | Brooklyn, CT | 5 GWh | Mar 1990 | Dec 2025 |
Water
|
| Quarry | Nautilus Solar Solutions | North Berwick, ME | 10 GWh | Nov 2022 | Dec 2025 |
Solar
|
| Putts Bridge | Central Rivers Power MA, LLC | Ludlow, MA | 11 GWh | Dec 1917 | Dec 2025 |
Water
|
| Pumpkin Hill | KEI (Maine) Power Management (II) LLC | Lowell, ME | 3 GWh | Feb 1987 | Dec 2025 |
Water
|
| Pulpit Hill | LSE Fornax LLC | Amherst, MA | 7 GWh | Jun 2019 | Dec 2025 |
Solar
|
| Proctor | Green Mountain Power Corp | Proctor, VT | 28 GWh | Jul 1905 | Dec 2025 |
Water
|
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | 4 GWh | Dec 2009 | Dec 2025 |
Wind
|
| Pratt & Whitney | United Technologies | East Hartford, CT | 96 GWh | Dec 1991 | Jul 2026 |
Natural Gas
|
| Powder Hill | LSE Delphinus LLC | Enfield, CT | 3 GWh | Nov 2020 | Dec 2025 |
Solar
|
| Potter Station 2 | Town of Braintree - (MA) | Braintree, MA | 41 GWh | Jun 1963 | Dec 2025 |
Natural Gas : 61.2%
Distillate Fuel Oil : 38.8%
|
| Pontook Hydro Facility | Pontook Operating LP | Dummer, NH | 51 GWh | Nov 1986 | Dec 2025 |
Water
|
| Pomham Islander (CSG) | Nautilus Solar Solutions | North Smithfield, RI | 1 GWh | Jun 2025 | Dec 2025 |
Solar
|
| Plympton Main Street Solar, LLC | REA Investments, LLC | Plympton, MA | 7 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Plympton Lake Street Solar | REA Investments, LLC | Plympton, MA | 2 GWh | Nov 2022 | Dec 2025 |
Solar
|
| Plymouth Solar | NSTAR Electric Company | Plymouth, MA | 2 GWh | May 2018 | Dec 2025 |
Solar
|
| Plymouth Site 1 | CleanCapital Holdings | Plympton, MA | 7 GWh | Sep 2013 | Dec 2025 |
Solar
|
| Pleasantdale Road Community Solar | Pleasantdale Road Solar, LLC | Rutland, MA | 1 GWh | Aug 2017 | Dec 2025 |
Solar
|
| Pleasant Street | Greenbacker Renewable Energy Corporation | Wilton, ME | 5 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Platt Hill | LSE Pictor LLC | Winchester, CT | 3 GWh | Dec 2021 | Dec 2025 |
Solar
|
| Plainfield Solar 2 | Ecos Energy LLC | Plainfield, CT | 2 GWh | Mar 2020 | Dec 2025 |
Solar
|
| Plainfield Solar 1 | Ecos Energy LLC | Plainfield, CT | 2 GWh | Dec 2019 | Dec 2025 |
Solar
|
| Plainfield Renewable Energy LLC | Plainfield Renewable Energy, LLC | Plainfield, CT | 245 GWh | Nov 2013 | Dec 2025 |
Wood/Wood Waste Solids : 99.3%
Other Biomass Liquids : 0.7%
|
| Plainfield Pike | Captona Plainfield Pike Johnston LLC | Johnston, RI | 4 GWh | May 2019 | Dec 2025 |
Solar
|
| Plainfield Community Solar LLC | Plainfield Solar LLC | Plainfield, MA | 3 GWh | Jan 2019 | Dec 2025 |
Solar
|
| Pittsford | Green Mountain Power Corp | Pittsford, VT | 8 GWh | Jan 1914 | Dec 2025 |
Water
|
| Pittsfield Solar (N. Main St) | Maine DG Solar Pittsfield, LLC | Pittsfield, ME | 8 GWh | Sep 2023 | Dec 2025 |
Solar
|
| Pittsfield Solar LLC | Pittsfiled Solar LLC | Pittsfield, ME | 15 GWh | Nov 2017 | Dec 2025 |
Solar
|
| Pittsfield Hydro | KEI (Maine) Power Management (II) LLC | Burnham, ME | 3 GWh | Jun 1986 | Dec 2025 |
Water
|
| Pittsfield Generating LP | Pittsfield Generating Company, LP | Pittsfield, MA | 64 GWh | Jun 1990 | Jul 2026 |
Natural Gas : 93.3%
Distillate Fuel Oil : 6.7%
|
| Pittsfield 44 - M&W PV | NSTAR Electric Company | Pittsfield, MA | 2 GWh | Jul 2018 | Dec 2025 |
Solar
|
| Pisgah Mountain Wind | Pisgah Mountain, LLC | Clifton, ME | 28 GWh | Nov 2016 | Dec 2025 |
Wind
|
| Pine Hill Westport | Greenbacker Renewable Energy Corporation | Westport, MA | 3 GWh | May 2025 | Dec 2025 |
Solar
|
| Pine Hill | Onsite Partners, LLC | Johnston, RI | 8 GWh | Jul 2020 | Dec 2025 |
Solar
|
| Pike Road Solar (NY) | RPNY Solar 6, LLC | Batavia, NY | 5 GWh | Jun 2024 | Dec 2025 |
Solar
|
| Pfizer Groton Plant | Pfizer Inc | Groton, CT | 79 GWh | Dec 1947 | Jul 2026 |
Natural Gas : 89.1%
Distillate Fuel Oil : 10.9%
|
| Pfizer Groton Fuel Cell | Groton Fuel Cell 1 LLC | Groton, CT | 36 GWh | Sep 2016 | Dec 2025 |
Natural Gas
|
| Peterson Road Solar | Peterson Road Solar, LLC | Palmer, MA | 4 GWh | Mar 2017 | Dec 2025 |
Solar
|
| Peterson | Green Mountain Power Corp | Milton, VT | 25 GWh | Jan 1948 | Dec 2025 |
Water
|
| Peru (MA) | Sunrise on West Main Rd. LLC | Peru, MA | 4 GWh | Oct 2020 | Dec 2025 |
Solar
|
| Perkins Road Belfast Solar, LLC | REA Investments, LLC | Belfast, ME | 9 GWh | May 2021 | Dec 2025 |
Solar
|
| Pepperidge Farm Bloomfield | Pepperidge Farm, Inc.- Bloomfield | Bloomfield, CT | 15 GWh | Jul 2008 | Dec 2024 |
Natural Gas
|
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | 2 GWh | Dec 1919 | Jul 2026 |
Water
|
| Penobscot Narrows Solar I | Penobscot Narrows Solar I LLC | Bucksport, ME | 7 GWh | May 2024 | Dec 2025 |
Solar
|
| Pendleton Solar 1 | Pendleton Solar 1, LLC | Lockport, NY | 7 GWh | Sep 2020 | Dec 2025 |
Solar
|
| Penacook Upper Falls Hydro | Briar-Hydro Associates | Penacook, NH | 11 GWh | Nov 1986 | Dec 2025 |
Water
|
| Penacook Lower Falls | Briar-Hydro Associates | Boscawen, NH | 16 GWh | Jul 1983 | Dec 2025 |
Water
|
| Pembroke Hydro | Eagle Creek Renewable Energy, LLC | Suncook, NH | 7 GWh | Nov 1985 | Dec 2025 |
Water
|
| Pejepscot Hydroelectric Project | Topsham Hydro Partners | Topsham, ME | 50 GWh | Oct 1987 | Dec 2025 |
Water
|
| Passadumkeag Windpark LLC | Southern Power Co | Greenbush, ME | 135 GWh | Jun 2016 | Jul 2026 |
Wind
|
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | 5 GWh | Dec 2019 | Dec 2025 |
Solar
|
| Partridge Solar | SoCore Energy LLC | Lanesborough, MA | 8 GWh | Aug 2022 | Dec 2025 |
Solar
|
| Partridge Hill Solar Hybrid | AES Distributed Energy | Charlton, MA | 3 GWh | Jun 2020 | Dec 2025 |
Solar
|
| Park St | Greenbacker Renewable Energy Corporation | Rutland, VT | 2 GWh | Nov 2014 | Dec 2025 |
Solar
|
| Park Solar | Ecos Energy LLC | Woodbridge, CT | 1 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Palombo Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | 3 GWh | Nov 2017 | Dec 2025 |
Solar
|
| Palombo B Solar, LLC CSG | 38 Degrees North, LLC | Uxbridge, MA | 2 GWh | Nov 2017 | Dec 2025 |
Solar
|
| Palmyra PV - BD Solar Palmyra LLC | BD Solar Palmyra LLC | Palmyra, ME | 8 GWh | May 2022 | Dec 2025 |
Solar
|
| Palmer Landfill | Syncarpha Bondsville, LLC | Palmer, MA | 6 GWh | Nov 2016 | Dec 2025 |
Solar
|
| Palmer | AES Distributed Energy | Palmer, MA | 6 GWh | Sep 2019 | Dec 2025 |
Solar
|
| Padelford Solar | RWE Clean Energy | Berkley, MA | 4 GWh | Nov 2012 | Dec 2025 |
Solar
|
| Oxford Solar | Citizens Enterprises Corporation | Oxford, MA | 5 GWh | Jan 2020 | Dec 2025 |
Solar
|
