Summary of Electricity Activity in Middlesex County, MA
Summary of Middlesex County, MA Generation
Middlesex County, MA is ranked #515 out of 2,193 U.S. counties nationwide and #4 out of 13 Massachusetts counties in terms of total annual net electricity generation.
| Annual Generation | 1.9 TWh |
|---|---|
| Annual Consumption | 20.4 M MMBtu |
| Last Update | May 2026 |
| Power Plants | 68 |
| Companies on File | 51 |
Map of Top Producing Plants in Middlesex County, MA
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Annual Net Generation From natural gas power
1.7 TWh
National Rank in Terms of natural gas Net Electricity Generation
#270 /927 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#3 /12 Massachusetts Counties
Monthly Net Generation for Middlesex County, MA
Monthly Plant Fuel Consumption for Middlesex County, MA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #4 / 13 | #515 / 2193 | 1.93 TWh | 20.39 M MMBtu |
| Natural Gas | #3 / 12 | #270 / 927 | 1.69 TWh | 19.24 M MMBtu |
| Solar | #5 / 13 | #410 / 1317 | 143.91 GWh | 513.85 k MMBtu |
| Water | #2 / 5 | #291 / 536 | 63.15 GWh | 239.22 k MMBtu |
| Distillate Fuel Oil | #4 / 13 | #55 / 741 | 39.08 GWh | 399.99 k MMBtu |
Power Plants in Middlesex County, MA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Kendall Square Station | Kendall Green Energy, LLC | 1.5 TWh | 15.6 M MMBtu | Natural Gas : 97.3% Distillate Fuel Oil : 2.7% |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Massachusetts Inst of Tech | 209.4 GWh | 3.3 M MMBtu | Natural Gas |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | 60.8 GWh | 228.7 k MMBtu | Water |
| CoreSite - Somerville | Bloom Energy | 27.8 GWh | 194.8 k MMBtu | Natural Gas |
| West Groton CHP | Hollingsworth & Vose Co West Groton | 22.0 GWh | 377.7 k MMBtu | Natural Gas |
| Equinix - Billerica | Bloom Energy | 14.5 GWh | 115.0 k MMBtu | Natural Gas |
| Blodgett Solar CSG | Blodgett Street Solar 1, LLC | 9.8 GWh | 36.5 k MMBtu | Solar |
| Dunstable Solar 1, LLC | AES Distributed Energy | 8.4 GWh | 30.7 k MMBtu | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | 7.1 GWh | 25.3 k MMBtu | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | 6.6 GWh | 23.6 k MMBtu | Solar |
| Shaffer | CD US Solar MT3, LLC | 6.4 GWh | 23.0 k MMBtu | Solar |
| Ashland Solar | Citizens Enterprises Corporation | 6.4 GWh | 22.9 k MMBtu | Solar |
| GSPP Boxborough Littleton (MA) | CleanCapital Holdings | 6.2 GWh | 21.8 k MMBtu | Solar |
| Hudson | Captona Hudson LLC | 5.4 GWh | 18.9 k MMBtu | Solar |
| Nextsun Energy Littleton | Greenbacker Renewable Energy Corporation | 5.1 GWh | 18.2 k MMBtu | Solar |
| Devens | Altus Power America Management, LLC | 4.6 GWh | 16.5 k MMBtu | Solar |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | 4.1 GWh | 14.6 k MMBtu | Solar |
| Westford Solar Park | MN8 Energy LLC | 4.1 GWh | 14.5 k MMBtu | Solar |
| Syncarpha Tewksbury Hybrid CSG | Syncarpha Tewksbury, LLC | 3.9 GWh | 14.3 k MMBtu | Solar |
| Natick Mall | Natick Mall | 3.6 GWh | 12.7 k MMBtu | Solar |
| Bourne (MA) - Holliston I | NVT LICENSES, LLC | 3.5 GWh | 12.2 k MMBtu | Solar |
| Leominster (MA)-South Street-R&D | South Street Solar, LLC | 3.4 GWh | 11.9 k MMBtu | Solar |
| EBZ Solar | Citizens Enterprises Corporation | 3.4 GWh | 12.0 k MMBtu | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | 3.3 GWh | 11.7 k MMBtu | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | 3.2 GWh | 11.7 k MMBtu | Solar |
| Centaurus Solar - MA | LSE Centaurus LLC | 3.1 GWh | 10.9 k MMBtu | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | 3.0 GWh | 10.9 k MMBtu | Solar |
| GSPP Devens, LLC | Green Street Power Partners | 3.0 GWh | 10.7 k MMBtu | Solar |
| Shirley Water | Altus Power America Management, LLC | 2.8 GWh | 10.0 k MMBtu | Solar |
| Hopkinton CSG | Altus Power America Management, LLC | 2.8 GWh | 9.9 k MMBtu | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | 2.8 GWh | 9.8 k MMBtu | Solar |
| Town of Lexington Solar | Syncarpha Lexington, LLC | 2.5 GWh | 9.0 k MMBtu | Solar |
| Stow PV | AES Distributed Energy | 2.5 GWh | 9.0 k MMBtu | Solar |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | 2.3 GWh | 10.5 k MMBtu | Water |
| Newton Rumford Landfill | Newton Municipal Solar LLC - Rumford | 2.2 GWh | 7.9 k MMBtu | Solar |
| Kearsarge Wilmington | Kearsarge Wilmington LLC | 2.1 GWh | 7.5 k MMBtu | Solar |
| Woburn | Greenbacker Renewable Energy Corporation | 2.0 GWh | 7.1 k MMBtu | Solar |
| Wilmington Solar | MN8 Energy LLC | 2.0 GWh | 7.0 k MMBtu | Solar |
| Concord Solar Farm | Kearsarge Solar LLC | 1.9 GWh | 6.9 k MMBtu | Solar |
| DDR Shoppers World | Altus Power America Management, LLC | 1.9 GWh | 6.6 k MMBtu | Solar |
| Holliston LLC | Greenbacker Renewable Energy Corporation | 1.8 GWh | 6.5 k MMBtu | Solar |
| BWC Stony Brook, LLC Hybrid | AES Distributed Energy | 1.8 GWh | 6.3 k MMBtu | Solar |
| Holliston Solar CSG | MN8 Energy LLC | 1.5 GWh | 5.2 k MMBtu | Solar |
| Shirley Landfill | Altus Power America Management, LLC | 1.3 GWh | 4.7 k MMBtu | Solar |
| Sudbury Landfill | Heliovaas LLC | 1.3 GWh | 4.7 k MMBtu | Solar |
| Maynard PV | Terraform Arcadia | 1.2 GWh | 4.3 k MMBtu | Solar |
| Lowell Solar Landfill | Heliovaas LLC | 1.2 GWh | 4.2 k MMBtu | Solar |
| Acton Solar Landfill | Heliovaas LLC | 475.0 MWh | 1.6 k MMBtu | Solar |
| Cherry Street | Town of Hudson - (MA) | 320.0 MWh | 3.3 k MMBtu | Distillate Fuel Oil : 58.5% Natural Gas : 41.5% |
| Framingham State University Plant | Framingham State University | 38.0 MWh | 296 MMBtu | Solar : 63.2% Distillate Fuel Oil : 36.8% |
| Beebe Substation Battery Storage | Massachusetts Mun Wholes Electric Co | -37.0 MWh | 0 MMBtu | No Information Available |
| Kearsarge Riverpark II LLC | Kearsarge Riverpark I LLC | -113.0 MWh | 0 MMBtu | No Information Available |
| Groton BESS 1 | Groton BESS 1 LLC | -117.0 MWh | 0 MMBtu | No Information Available |
| Kearsarge Riverpark I LLC | Kearsarge Riverpark I LLC | -130.0 MWh | 0 MMBtu | No Information Available |
| Groton BESS 2 | Groton BESS 2 LLC | -147.0 MWh | 0 MMBtu | No Information Available |
| Acton-Boxborough Schools BESS | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | -148.0 MWh | 0 MMBtu | No Information Available |
| Minuteman Energy Storage | Minuteman Energy Storage, LLC | -152.0 MWh | 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 |
| 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 |
| Mystic Generating Station | Constellation Mystic Power 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 |
| Wakefield MA BESS 1 | Wakefield MA BESS 1 LLC | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #870 | Bristol County | 645.8 GWh | 74 |
| #450 | Essex County | 2.5 TWh | 41 |
| #1342 | Hillsborough County | 184.1 GWh | 11 |
| #208 | Norfolk County | 6.7 TWh | 40 |
| #227 | Northeastern Connecticut Planning Region | 6.2 TWh | 17 |
| #784 | Plymouth County | 814.7 GWh | 84 |
| #172 | Providence County | 7.8 TWh | 59 |
| #41 | Rockingham County | 15.9 TWh | 6 |
| #1050 | Suffolk County | 428.0 GWh | 14 |
| #259 | Worcester County | 5.4 TWh | 197 |
Electricity Generation for Cities Located in Middlesex County, MA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #139 | Ayer, MA | 3.0 GWh | 1 |
| #3 | Cambridge, MA | 1.7 TWh | 3 |
| #127 | Cochituate, MA | 4.9 GWh | 2 |
| #80 | East Pepperell, MA | 11.6 GWh | 3 |
| #162 | Everett, MA | 1.3 GWh | 2 |
| #113 | Framingham, MA | 6.2 GWh | 4 |
| #52 | Groton, MA | 25.0 GWh | 4 |
| #159 | Hanscom AFB, MA | 1.9 GWh | 1 |
| #142 | Hopkinton, MA | 2.8 GWh | 1 |
| #121 | Hudson, MA | 5.7 GWh | 2 |
| #148 | Lexington, MA | 2.5 GWh | 1 |
| #81 | Littleton Common, MA | 11.2 GWh | 2 |
| #25 | Lowell, MA | 67.8 GWh | 9 |
| #133 | Maynard, MA | 3.8 GWh | 2 |
| #154 | Newton, MA | 2.2 GWh | 1 |
| #152 | Pepperell, MA | 2.3 GWh | 1 |
| #41 | Pinehurst, MA | 32.1 GWh | 4 |
| #35 | Shirley, MA | 36.5 GWh | 8 |
| #50 | Somerville, MA | 27.8 GWh | 1 |
| #144 | Waltham, MA | 2.8 GWh | 1 |
| #103 | West Concord, MA | 6.9 GWh | 3 |
| #83 | Wilmington, MA | 11.1 GWh | 6 |
| #157 | Woburn, MA | 2.0 GWh | 1 |