| Greater New Bedford LFG Utiliz. Facility | CommonWealth New Bedford Energy LLC | New Bedford, MA | 13 GWh | Sep 2005 | Dec 2025 |
Landfill Gas
|
| Sullivan Solar | Altus Power America Management, LLC | New Bedford, MA | 2 GWh | Jul 2014 | Dec 2025 |
Solar
|
| 376 Nash | Madison Energy Investments LLC | New Bedford, MA | 17 MWh | Nov 2024 | Dec 2025 |
Solar
|
| Town of Needham VNEM CSG | Tesla Inc. | Needham, MA | 4 GWh | Jan 2016 | Dec 2025 |
Solar
|
| Natick Mall | Natick Mall | Natick, MA | 4 GWh | Dec 2014 | Dec 2024 |
Solar
|
| Nashua Plant | NextEra Renewable Fuels, LLC | Nashua, NH | 13 GWh | Mar 1996 | Dec 2025 |
Landfill Gas
|
| Mine Falls Generating Station | City of Nashua - (NH) | Nashua, NH | 9 GWh | Nov 1985 | Dec 2025 |
Water
|
| Naples | Naples Casco Solar 1, LLC | Naples, ME | 3 GWh | Nov 2021 | Dec 2025 |
Solar
|
| Block Island Wind Farm | Deepwater Wind Block Island LLC | NA, RI | 83 GWh | Nov 2016 | May 2026 |
Wind
|
| Ottauquechee Hydro | Green Mountain Power Corp | N. Hartland, VT | 3 GWh | Mar 1983 | Dec 2025 |
Water
|
| Moscow | Greenbacker Renewable Energy Corporation | Moscow, ME | 112 GWh | May 2025 | May 2026 |
Wind
|
| ER Salvage Yard | Altus Power America Management, LLC | Morrisville, VT | 3 GWh | Oct 2021 | Dec 2025 |
Solar
|
| Cadys Falls | Village of Morrisville - (VT) | Morrisville, VT | 2 GWh | Jul 1914 | Dec 2025 |
Water
|
| Morrisville | Village of Morrisville - (VT) | Morrisville, VT | 5 GWh | Jul 1924 | Dec 2025 |
Water
|
| Lawrence Brook | Greenbacker Renewable Energy Corporation | Morristown, VT | 3 GWh | Nov 2020 | Dec 2025 |
Solar
|
| Middlesex 2 | Green Mountain Power Corp | Moretown, VT | 6 GWh | Dec 1927 | Dec 2025 |
Water
|
| Rand Whitney CHP Plant | Rand Whitney Containerboard L.P. | Montville, CT | 132 GWh | Mar 2005 | May 2026 |
Natural Gas
|
| Wrightsville Hydro Plant | Washington Electric Coop - (VT) | Montpelier, VT | 374 MWh | Aug 1985 | Dec 2025 |
Water
|
| Kearsarge Montague | Kearsarge Montague LLC | Montague, MA | 7 GWh | May 2018 | Dec 2025 |
Solar
|
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | 12 GWh | Dec 1904 | Dec 2025 |
Water
|
| Cabot | FirstLight Power Resources, Inc. - MA | Montague, MA | 239 GWh | Dec 1914 | Dec 2025 |
Water
|
| Kearsarge Montague BD(CSG) | Kearsarge Montague BD LLC | Montague, MA | 3 GWh | Oct 2021 | Dec 2025 |
Solar
|
| Bowden Solar LLC | 38DN Power Fund 1 LLC | Monson, MA | 3 GWh | Feb 2019 | Dec 2025 |
Solar
|
| Monson Solar | Altus Power America Management, LLC | Monson, MA | 4 GWh | Jun 2014 | Dec 2025 |
Solar
|
| Monson Solar, LLC | Monson Solar, LLC | Monson, MA | 3 GWh | Jul 2017 | Dec 2025 |
Solar
|
| Comerford | Great River Hydro, LLC | Monroe, NH | 297 GWh | Aug 1930 | Dec 2025 |
Water
|
| Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | 71 GWh | Dec 1918 | Dec 2025 |
Water
|
| Monmouth | Maine DG Solar Monmouth, LLC | Monmouth, ME | 9 GWh | Feb 2022 | Dec 2025 |
Solar
|
| Clemons Road Solar | RPNY Solar 4, LLC | Minoa, NY | 4 GWh | Jun 2024 | Dec 2025 |
Solar
|
| GMP Solar/Storage-Milton Hybrid | Green Mountain Power Corp | Milton, VT | 7 GWh | Aug 2019 | May 2026 |
Solar
|
| Peterson | Green Mountain Power Corp | Milton, VT | 25 GWh | Jan 1948 | Dec 2025 |
Water
|
| Milton | Green Mountain Power Corp | Milton, VT | 34 GWh | Jan 1929 | Dec 2025 |
Water
|
| Clark Falls | Green Mountain Power Corp | Milton, VT | 14 GWh | Jan 1937 | Dec 2025 |
Water
|
| Georgia Mountain Community Wind Farm | Greenbacker Renewable Energy Corporation | Milton, VT | 25 GWh | Nov 2012 | May 2026 |
Wind
|
| Marlborough Solar | Marlborough Solar, LLC | Milton, NY | 3 GWh | Feb 2021 | Dec 2025 |
Solar
|
| Milton Hydro | SFR Hydro Cor | Milton, NH | 5 GWh | Dec 1913 | Dec 2025 |
Water
|
| Milo PV - BD Solar 1 LLC | BD Solar 1 LLC | Milo, ME | 25 GWh | May 2021 | Dec 2025 |
Solar
|
| Milo CSG | Milo CSG, LLC | Milo, ME | 7 GWh | Jan 2022 | Dec 2025 |
Solar
|
| Millis MA 1 | Millis MA 1 LLC | Millis, MA | 2 GWh | Oct 2018 | Dec 2025 |
Solar
|
| Great Lakes Hydro America - ME | Great Lakes Hydro America LLC | Millinocket, ME | 500 GWh | Jun 1917 | Dec 2025 |
Water
|
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | 6 GWh | Sep 2018 | May 2026 |
Solar
|
| Our Katahdin | Greenbacker Renewable Energy Corporation | Millenocket, ME | 6 GWh | Nov 2024 | Dec 2025 |
Solar
|
| 3Colton | Madison Energy Holdings LLC | Millbury, MA | 5 GWh | Jun 2023 | Dec 2025 |
Solar
|
| Millbury MA #1092 | Millbury MA #1092 LLC | Millbury, MA | 2 GWh | May 2019 | Dec 2025 |
Solar
|
| Syncarpha Millbury Hybrid (CSG) | Syncarpha Millbury, LLC | Millbury, MA | 8 GWh | Sep 2022 | Dec 2025 |
Solar
|
| Millbury Solar | Evergreen Wind, LLC | Millbury, MA | 5 GWh | Mar 2014 | Dec 2025 |
Solar
|
| Wheelabrator Millbury Facility | Wheelabrator Environmental Systems | Millbury, MA | 288 GWh | Aug 1987 | May 2026 |
Non-biogenic Municipal Solid Waste : 55.0%
Biogenic Municipal Solid Waste : 45.0%
|
| Milford Power LP | Milford Power LLC | Milford, MA | 253 GWh | Feb 1993 | Dec 2025 |
Natural Gas
|
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | 36 GWh | Jun 1941 | Dec 2025 |
Water
|
| Milford Power Project | Milford Power Co LLC | Milford, CT | 3 TWh | Jan 2004 | May 2026 |
Natural Gas
|
| GenConn Devon LLC | GenConn Devon LLC | Milford, CT | 15 GWh | May 2010 | Dec 2025 |
Kerosene : 75.4%
Natural Gas : 24.6%
|
| Dynamic Energy CT STAG | Milford Pepes Farm Road Solar LLC | Milford, CT | 2 GWh | Jul 2023 | Dec 2024 |
Solar
|
| FDX010.0 FedEx Fuel Cell | 2016 ESA Project Company, LLC | Middletown, CT | 8 GWh | Aug 2018 | Dec 2025 |
Natural Gas
|
| CP Middletown Solar I LLC | Green Street Power Partners | Middletown, CT | 2 GWh | Nov 2019 | Dec 2025 |
Solar
|
| CP Middletown Solar II LLC | Green Street Power Partners | Middletown, CT | 2 GWh | Nov 2019 | Dec 2025 |
Solar
|
| FedEx Middletown | VCP Realty, LLC | Middletown, CT | 2 GWh | Oct 2024 | Dec 2025 |
Solar
|
| Wesleyan University Cogen 1 | Wesleyan University | Middletown, CT | 4 GWh | Jan 2009 | Dec 2025 |
Natural Gas
|
| Middletown | Middletown Power LLC | Middletown, CT | 33 GWh | Sep 1958 | Dec 2024 |
Residual Fuel Oil : 60.6%
Natural Gas : 39.3%
|
| GenConn Middletown LLC | GenConn Middletown LLC | Middletown, CT | 6 GWh | May 2011 | Dec 2025 |
Kerosene : 77.4%
Natural Gas : 22.6%
|
| Kleen Energy Systems | Kleen Energy Systems, LLC | Middletown, CT | 4 TWh | Jun 2011 | May 2026 |
Natural Gas : 97.9%
Distillate Fuel Oil : 2.1%
|
| Middleton Solar Park | Novis Renewables, LLC | Middleton, MA | 7 GWh | May 2018 | Dec 2024 |
Solar
|
| South Street - Middlebury | Greenbacker Renewable Energy Corporation | Middlebury, VT | 9 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Middlebury College | Middlebury College Biomass | Middlebury, VT | 2 GWh | Dec 1979 | May 2026 |
Wood/Wood Waste Solids : 60.7%
Natural Gas : 39.3%
|
| Lower Middlebury | Green Mountain Power Corp | Middlebury Lower, VT | 5 GWh | Jul 1917 | Dec 2025 |
Water
|
| 154 D Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | 2 GWh | Nov 2015 | Dec 2025 |
Solar
|
| 115 G Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | 2 GWh | Sep 2015 | Dec 2025 |
Solar
|
| Cranberry Solar | GWE Cranberry Solar RT, LLC | Middleborough, MA | 2 GWh | Nov 2016 | Dec 2025 |
Solar
|
| Saratoga Solar III, LLC | Green Street Power Partners | Middle Grove, NY | 5 GWh | Nov 2023 | Dec 2025 |
Solar
|
| Danton XI Solar LLC | Danton XI Solar LLC | Methuen, MA | 2 GWh | Dec 2013 | Dec 2025 |
Solar
|
| Aegean Drive Solar | Aegean Drive Solar LLC | Methuen, MA | 2 GWh | Aug 2021 | Dec 2025 |
Solar
|
| Methuen Landfill | CleanCapital Holdings | Methuen, MA | 2 GWh | Jun 2013 | Dec 2025 |
Solar
|
| Ayers Village Solar | Altus Power America Management, LLC | Methuen, MA | 3 GWh | May 2014 | Dec 2025 |
Solar
|
| Merrimack Solar Farm, LLC | Merrimack Solar Farm | Merrimack, NH | 3 GWh | Dec 2018 | Dec 2025 |
Solar
|
| Merrimac Solar | RWE Clean Energy | Merrimac, MA | 2 GWh | Nov 2013 | Dec 2025 |
Solar
|
| BWC Wading River One, Two, Three CSG | Ameresco BWC Wading River LLC | Mendon, MA | 2 GWh | Oct 2017 | Dec 2025 |
Solar
|
| BWC Muddy Brook, LLC Hybrid | AES Distributed Energy | Mendon, MA | 2 GWh | Aug 2021 | Dec 2025 |
Solar : 99.8%
|
| BWC Mystic River | BWC Mystic River LLC | Mendon, MA | 2 GWh | Jun 2017 | Dec 2025 |
Solar
|
| Mendon | BWC Box Pond LLC | Mendon, MA | 4 GWh | Nov 2017 | Dec 2024 |
Solar
|
| Medway Grid | Medway Grid LLC | Medway, MA | 20 GWh | - | May 2026 |
Electricity used for energy storage
|
| Exelon Medway LLC | Constellation Power, Inc | Medway, MA | 4 GWh | Jun 1970 | Dec 2025 |
Distillate Fuel Oil
|
| Exelon West Medway II LLC | Constellation Power, Inc | Medway, MA | 259 GWh | Feb 2019 | May 2026 |
Natural Gas : 95.3%
Kerosene : 4.7%
|
| Medway Hydro | Brookfield Black Bear Hydro, LLC | Medway, ME | 23 GWh | Dec 1922 | Dec 2025 |
Water
|
| Mechanic Falls | KEI (Maine) Power Management (IV) LLC | Mechanic Falls, ME | 2 GWh | Mar 1986 | Dec 2025 |
Water
|
| SP-339 Mechanic Falls | Madison Energy Investments LLC | Mechanic Falls, ME | 1 GWh | Nov 2024 | Dec 2025 |
Solar
|
| Maynard PV | Terraform Arcadia | Maynard, MA | 1 GWh | Dec 2013 | Dec 2025 |
Solar
|
| DG Crystal Spring CSG | DG Crystal Spring LLC | Mattapoisett, MA | 7 GWh | Jun 2017 | Dec 2025 |
Solar
|
| BWC Origination 18 | BWC Origination 18, LLC | Mattapoisett, MA | 7 GWh | Nov 2018 | Dec 2025 |
Solar
|
| Mashpee Landfill Solar | Nautilus Solar Solutions | Mashpee, MA | 2 GWh | Aug 2014 | Dec 2025 |
Solar
|
| 118 Echo | Madison Energy Investments LLC | Mashpee, MA | 814 MWh | Jun 2023 | Dec 2025 |
Solar
|
| Foxwoods CoGen | Foxwoods Resort Casino | Mashantucket, CT | 11 GWh | May 2010 | Dec 2025 |
Natural Gas
|
| BNRG Masardis (CSG) | Nautilus Solar Solutions | Masardis, ME | 4 GWh | Nov 2024 | Dec 2025 |
Solar
|
| Marston Mills Solar | SoCore Energy LLC | Marstons Mills, MA | 6 GWh | Nov 2021 | Dec 2025 |
Solar
|
| Barnstable Landfill | Clean Focus Yield, LLC | Marstons Mills, MA | 5 GWh | Aug 2014 | Dec 2025 |
Solar
|
| Marshfield 6 | Green Mountain Power Corp | Marshfield, VT | 4 GWh | Dec 1926 | Dec 2025 |
Water
|
| Marshfield PV | Terraform Arcadia | Marshfield, MA | 5 GWh | Nov 2013 | Dec 2025 |
Solar
|
| Emerald Marshfields, LLC | Emerald Marshfield, LLC | Marshfield, MA | 2 GWh | Nov 2022 | Dec 2025 |
Solar
|
| Mars Hill | Greenbacker Renewable Energy Corporation | Mars Hill, ME | 4 GWh | Oct 2024 | Dec 2025 |
Solar
|
| GSPP 7024 Fox Rd, LLC | Green Street Power Partners | Marcy, NY | 6 GWh | Apr 2023 | Dec 2025 |
Solar
|
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | 32 MWh | Oct 1975 | Dec 2025 |
Distillate Fuel Oil
|
| Kenmare - Mansfield Branch Street | MN8 Energy LLC | Mansfield, MA | 2 GWh | May 2017 | Dec 2025 |
Solar
|
