Summary of Electricity Activity in Middlesex County, MA
Summary of Middlesex County, MA Generation
Middlesex County, MA is ranked #339 out of 2,111 U.S. counties nationwide and #3 out of 13 Massachusetts counties in terms of total annual net electricity generation.
| Annual Generation | 3.7 TWh |
|---|---|
| Annual Consumption | 34.9 M MMBtu |
| Last Update | Mar 2025 |
| Power Plants | 65 |
| Companies on File | 49 |
Map of Top Producing Plants in Middlesex County, MA
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Annual Net Generation From natural gas power
3.6 TWh
National Rank in Terms of natural gas Net Electricity Generation
#189 /918 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#2 /12 Massachusetts Counties
Monthly Net Generation for Middlesex County, MA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #3 / 13 | #339 / 2111 | 3.74 TWh | 34.86 M MMBtu |
| Natural Gas | #2 / 12 | #189 / 918 | 3.57 TWh | 34.15 M MMBtu |
| Solar | #5 / 13 | #318 / 1133 | 147.18 GWh | 521.42 k MMBtu |
| Distillate Fuel Oil | #3 / 12 | #78 / 728 | 16.33 GWh | 166.15 k MMBtu |
| Water | #5 / 6 | #493 / 530 | 4.31 GWh | 18.14 k MMBtu |
Power Plants in Middlesex County, MA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Mystic Generating Station | Constellation Mystic Power LLC | 1.8 TWh | 14.3 M MMBtu | Natural Gas |
| Kendall Square Station | Kendall Green Energy, LLC | 1.5 TWh | 16.1 M MMBtu | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Massachusetts Inst of Tech | 204.5 GWh | 3.2 M MMBtu | Natural Gas |
| CoreSite - Somerville | Bloom Energy | 29.8 GWh | 199.3 k MMBtu | Natural Gas |
| West Groton CHP | Hollingsworth & Vose Co West Groton | 19.6 GWh | 431.7 k MMBtu | Natural Gas |
| Equinix - Billerica | Bloom Energy | 16.8 GWh | 119.5 k MMBtu | Natural Gas |
| Dunstable Solar 1, LLC | AES Distributed Energy | 10.5 GWh | 37.0 k MMBtu | Solar : 98.9% Electricity used for energy storage : 1.1% |
| Blodgett Solar CSG | Blodgett Street Solar 1, LLC | 9.1 GWh | 33.6 k MMBtu | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | 7.4 GWh | 26.2 k MMBtu | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | 6.9 GWh | 24.3 k MMBtu | Solar |
| Ashland Solar | Citizens Enterprises Corporation | 6.8 GWh | 23.1 k MMBtu | Solar |
| Hudson | Captona Hudson LLC | 5.6 GWh | 19.9 k MMBtu | Solar |
| Shaffer | CD US Solar MT3, LLC | 5.6 GWh | 19.8 k MMBtu | Solar |
| GSPP Boxborough Littleton (MA) | GSPP Boxborough Littleton, LLC | 5.2 GWh | 18.7 k MMBtu | Solar |
| Nextsun Energy Littleton | Greenbacker Renewable Energy Corporation | 5.2 GWh | 18.4 k MMBtu | Solar |
| Westford Solar Park | MN8 Energy LLC | 4.4 GWh | 15.8 k MMBtu | Solar |
| Devens | Altus Power America Management, LLC | 4.4 GWh | 15.5 k MMBtu | Solar |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | 4.3 GWh | 18.1 k MMBtu | Water |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | 4.1 GWh | 14.6 k MMBtu | Solar |
| Syncarpha Tewksbury Hybrid CSG | Syncarpha Tewksbury, LLC | 4.1 GWh | 14.6 k MMBtu | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | 4.0 GWh | 14.2 k MMBtu | Solar |
| Centaurus Solar - MA | LSE Centaurus LLC | 3.8 GWh | 13.3 k MMBtu | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | 3.5 GWh | 12.3 k MMBtu | Solar |
| EBZ Solar | Citizens Enterprises Corporation | 3.4 GWh | 12.3 k MMBtu | Solar |
| Natick Mall | Natick Mall | 3.2 GWh | 11.3 k MMBtu | Solar |
| Bourne (MA) - Holliston I | NVT LICENSES, LLC | 3.2 GWh | 11.3 k MMBtu | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | 3.1 GWh | 11.1 k MMBtu | Solar |
| GSPP Devens, LLC | Green Street Power Partners | 3.1 GWh | 10.8 k MMBtu | Solar |
| Shirley Water | Altus Power America Management, LLC | 2.9 GWh | 10.3 k MMBtu | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | 2.8 GWh | 10.0 k MMBtu | Solar |
| Hopkinton CSG | Altus Power America Management, LLC | 2.7 GWh | 9.6 k MMBtu | Solar |
| Newton Rumford Landfill | Newton Municipal Solar LLC - Rumford | 2.7 GWh | 9.5 k MMBtu | Solar |
| Leominster (MA)-South Street-R&D | South Street Solar, LLC | 2.7 GWh | 9.5 k MMBtu | Solar |
| Wilmington Solar | MN8 Energy LLC | 2.6 GWh | 9.4 k MMBtu | Solar |
| Town of Lexington Solar | Syncarpha Lexington, LLC | 2.4 GWh | 8.6 k MMBtu | Solar |
| Stow PV | AES Distributed Energy | 2.3 GWh | 8.1 k MMBtu | Solar |
| Kearsarge Wilmington | Kearsarge Wilmington LLC | 2.1 GWh | 7.3 k MMBtu | Solar |
| Holliston LLC | Greenbacker Renewable Energy Corporation | 2.0 GWh | 7.2 k MMBtu | Solar |
| Concord Solar Farm | Kearsarge Solar LLC | 2.0 GWh | 7.2 k MMBtu | Solar |
| Woburn | Greenbacker Renewable Energy Corporation | 2.0 GWh | 7.0 k MMBtu | Solar |
| BWC Stony Brook, LLC Hybrid | AES Distributed Energy | 1.6 GWh | 5.6 k MMBtu | Solar |
| Sudbury Landfill | Heliovaas LLC | 1.5 GWh | 5.5 k MMBtu | Solar |
| Acton Solar Landfill | Heliovaas LLC | 1.5 GWh | 5.3 k MMBtu | Solar |
| Shirley Landfill | Altus Power America Management, LLC | 1.4 GWh | 5.0 k MMBtu | Solar |
| Holliston Solar CSG | MN8 Energy LLC | 1.4 GWh | 5.0 k MMBtu | Solar |
| DDR Shoppers World | Altus Power America Management, LLC | 1.3 GWh | 4.5 k MMBtu | Solar |
| Maynard PV | Terraform Arcadia | 1.3 GWh | 4.5 k MMBtu | Solar |
| Lowell Solar Landfill | Heliovaas LLC | 1.1 GWh | 4.0 k MMBtu | Solar |
| Cherry Street | Town of Hudson - (MA) | 417.0 MWh | 5.0 k MMBtu | Distillate Fuel Oil : 73.9% Natural Gas : 26.1% |
| Framingham State University Plant | Framingham State University | 74.0 MWh | 510 MMBtu | Solar : 67.6% Distillate Fuel Oil : 32.4% |
| Beebe Substation Battery Storage | Massachusetts Mun Wholes Electric Co | -64.0 MWh | 0 MMBtu | No Information Available |
| Minuteman Energy Storage | Minuteman Energy Storage, LLC | -165.0 MWh | 0 MMBtu | No Information Available |
| Acton-Boxborough Schools BESS | Enel X North America, Inc | 0.0 Wh | 0 MMBtu | No Information Available |
| Beacon Power Flywheel System 1 | Beacon Power LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Beacon Power Flywheel System 2 | Beacon Power LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Blackstone Street | Harvard University | 0.0 Wh | 0 MMBtu | No Information Available |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | 0.0 Wh | 0 MMBtu | No Information Available |
| Groton BESS 1 | Groton BESS 1 LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Groton BESS 2 | Groton BESS 2 LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Indeck Pepperell Power Facility | Pepperell Realty LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Kraft Foods Atlantic Gelatin | Kraft Foods Global Inc | 0.0 Wh | 0 MMBtu | No Information Available |
| Lowell Cogeneration Company LP | Lowell Cogeneration Co LP | 0.0 Wh | 0 MMBtu | No Information Available |
| Lowell Landfill | Lowell LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Simonds | Simonds Saw LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| Tanner Street Generation | BT Generation Holdings, LLC | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #827 | Bristol County | 670.7 GWh | 68 |
| #483 | Essex County | 2.2 TWh | 37 |
| #1190 | Hillsborough County | 254.7 GWh | 11 |
| #198 | Norfolk County | 6.8 TWh | 36 |
| #224 | Northeastern Connecticut Planning Region | 6.2 TWh | 17 |
| #746 | Plymouth County | 844.3 GWh | 73 |
| #170 | Providence County | 7.7 TWh | 57 |
| #52 | Rockingham County | 14.2 TWh | 6 |
| #989 | Suffolk County | 452.5 GWh | 13 |
| #318 | Worcester County | 4.0 TWh | 188 |
* Net Generation data is based on the last 12 months since Mar 2025
Electricity Generation for Cities Located in Middlesex County, MA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #142 | Ayer, MA | 3.1 GWh | 1 |
| #4 | Cambridge, MA | 1.7 TWh | 3 |
| #121 | Cochituate, MA | 4.8 GWh | 2 |
| #72 | East Pepperell, MA | 14.5 GWh | 3 |
| #3 | Everett, MA | 1.8 TWh | 2 |
| #118 | Framingham, MA | 5.9 GWh | 4 |
| #51 | Groton, MA | 23.1 GWh | 4 |
| #155 | Hanscom AFB, MA | 2.0 GWh | 1 |
| #146 | Hopkinton, MA | 2.7 GWh | 1 |
| #114 | Hudson, MA | 6.0 GWh | 2 |
| #149 | Lexington, MA | 2.4 GWh | 1 |
| #86 | Littleton Common, MA | 10.4 GWh | 2 |
| #107 | Lowell, MA | 7.1 GWh | 9 |
| #133 | Maynard, MA | 3.5 GWh | 2 |
| #147 | Newton, MA | 2.7 GWh | 1 |
| #126 | Pepperell, MA | 4.3 GWh | 1 |
| #38 | Pinehurst, MA | 33.8 GWh | 4 |
| #33 | Shirley, MA | 36.8 GWh | 8 |
| #41 | Somerville, MA | 29.8 GWh | 1 |
| #144 | Waltham, MA | 2.8 GWh | 1 |
| #96 | West Concord, MA | 8.3 GWh | 3 |
| #82 | Wilmington, MA | 11.4 GWh | 4 |
| #157 | Woburn, MA | 2.0 GWh | 1 |
* Net Generation data is based on the last 12 months since Mar 2025