County page

Power plants in Middlesex, Massachusetts

Middlesex currently shows 56 active plant records from the imported dataset.

Plants 56

Count of active plants on this page.

Total capacity 2,214 MW

Combined nameplate capacity.

Annual generation 3,285,428 MWh

Combined annual output from imported records.

CO2 1,166,883 tons

Annual total for this view.

Energy mix

Generation share in this view.

Natural Gas 3,095,265 MWh · 94% of generation

Solar 153,745 MWh · 5% of generation

Hydro 33,440 MWh · 1% of generation

Oil 4,038 MWh · 0% of generation

Mwh 0 MWh · 0% of generation

Other -1,060 MWh · -0% of generation

Supporting routes

Internal paths that reinforce the site structure.

State page

Massachusetts

View the broader state mix around this county.

657 plants

Fuel page

Natural Gas plants

Compare the county profile to the wider fuel fleet.

2,534 plants

Largest plants

The highest-capacity sites in this slice.

Middlesex, Massachusetts

Mystic Generating Station

Natural Gas

Mystic Generating Station is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1,744 MW 1,269,971 MWh 577,285 tons CO2

Constellation Mystic Power LLC

Middlesex, Massachusetts

Kendall Square Station

Natural Gas

Kendall Square Station is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

234 MW 1,582,833 MWh 520,034 tons CO2

Kendall Green Energy, LLC

Middlesex, Massachusetts

Mass Inst Tech Cntrl Utilities/Cogen Plt

Natural Gas

Mass Inst Tech Cntrl Utilities/Cogen Plt is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

44 MW 204,783 MWh 62,905 tons CO2

Massachusetts Inst of Tech

Full plant list

All active plants in this view.

Middlesex, Massachusetts

Mystic Generating Station

Natural Gas

Mystic Generating Station is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1,744 MW 1,269,971 MWh 577,285 tons CO2

Constellation Mystic Power LLC

Middlesex, Massachusetts

Kendall Square Station

Natural Gas

Kendall Square Station is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

234 MW 1,582,833 MWh 520,034 tons CO2

Kendall Green Energy, LLC

Middlesex, Massachusetts

Mass Inst Tech Cntrl Utilities/Cogen Plt

Natural Gas

Mass Inst Tech Cntrl Utilities/Cogen Plt is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

44 MW 204,783 MWh 62,905 tons CO2

Massachusetts Inst of Tech

Middlesex, Massachusetts

Boott Hydropower

Hydro

Boott Hydropower is a hydro plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

24 MW 27,522 MWh 0 tons CO2

Boott Hydro, LLC - Hybrid

Middlesex, Massachusetts

Cherry Street

Natural Gas

Cherry Street is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

17 MW 199 MWh 256 tons CO2

Town of Hudson - (MA)

Middlesex, Massachusetts

Blodgett Solar CSG

Solar

Blodgett Solar CSG is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

10 MW 9,845 MWh 0 tons CO2

Blodgett Street Solar 1, LLC

Middlesex, Massachusetts

Dunstable Solar 1, LLC

Solar

Dunstable Solar 1, LLC is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

10 MW 10,832 MWh 0 tons CO2

AES Distributed Energy

Middlesex, Massachusetts

Ashland Solar

Solar

Ashland Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 6,812 MWh 0 tons CO2

Ashland Solar LLC

Middlesex, Massachusetts

Hudson

Solar

Hudson is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 5,500 MWh 0 tons CO2

Captona Partners Solar I Finco LLC

Middlesex, Massachusetts

Iron Horse Solar 4, LLC

Solar

Iron Horse Solar 4, LLC is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 6,892 MWh 0 tons CO2

Iron Horse Solar 4, LLC

Middlesex, Massachusetts

Kearsarge Concord II

Solar

Kearsarge Concord II is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 6,878 MWh 0 tons CO2

Kearsarge Concord II LLC

Middlesex, Massachusetts

Minuteman Energy Storage

Mwh

Minuteman Energy Storage is a mwh plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW -313 MWh 0 tons CO2

Minuteman Energy Storage, LLC

Middlesex, Massachusetts

Shaffer

Solar

Shaffer is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 6,708 MWh 0 tons CO2

CD US Solar MT3, LLC

Middlesex, Massachusetts

Syncarpha Tewksbury Hybrid CSG

Solar

Syncarpha Tewksbury Hybrid CSG is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

5 MW 4,212 MWh 0 tons CO2

Syncarpha Tewksbury, LLC

Middlesex, Massachusetts

CoreSite - Somerville

Natural Gas

CoreSite - Somerville is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

4 MW 4,526 MWh 0 tons CO2

Bloom Energy

Middlesex, Massachusetts

GSPP Boxborough Littleton (MA)

Solar

GSPP Boxborough Littleton (MA) is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

4 MW 5,847 MWh 0 tons CO2

GSPP Boxborough Littleton, LLC

Middlesex, Massachusetts

Nextsun Energy Littleton

Solar

Nextsun Energy Littleton is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

4 MW 5,328 MWh 0 tons CO2

Greenbacker Renewable Energy Corporation

Middlesex, Massachusetts

West Groton CHP

Natural Gas

West Groton CHP is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

4 MW 21,969 MWh 6,386 tons CO2

Hollingsworth & Vose Co West Groton

Middlesex, Massachusetts

Westford Solar Park

Solar

Westford Solar Park is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

4 MW 4,641 MWh 0 tons CO2

MN8 Energy LLC

Middlesex, Massachusetts

BWC Stony Brook, LLC Hybrid

Solar

BWC Stony Brook, LLC Hybrid is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 1,886 MWh 0 tons CO2

AES Distributed Energy

Middlesex, Massachusetts

Beebe Substation Battery Storage

Mwh

Beebe Substation Battery Storage is a mwh plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW -36 MWh 0 tons CO2

Massachusetts Mun Wholes Electric Co

Middlesex, Massachusetts

Devens

Solar

Devens is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 4,875 MWh 0 tons CO2

Altus Power America Management, LLC

Middlesex, Massachusetts

EBZ Solar

Solar

EBZ Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 3,709 MWh 0 tons CO2

Citizens Solar Holdings LLC

Middlesex, Massachusetts

Iron Horse Solar I CSG

Solar

Iron Horse Solar I CSG is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 4,260 MWh 0 tons CO2

Iron Horse Solar 1, LLC

Middlesex, Massachusetts

Leominster (MA)-South Street-R&D

Solar

Leominster (MA)-South Street-R&D is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 3,195 MWh 0 tons CO2

South Street Solar, LLC

Middlesex, Massachusetts

Natick Mall

Solar

Natick Mall is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 3,617 MWh 0 tons CO2

Brookfield (GGP)

Middlesex, Massachusetts

Pepperell Hydro Power Plant

Hydro

Pepperell Hydro Power Plant is a hydro plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 5,918 MWh 0 tons CO2

Pepperell Hydro Company, LLC

Middlesex, Massachusetts

Tyngsborough Solar

Solar

Tyngsborough Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

3 MW 4,038 MWh 0 tons CO2

Citizens Solar Holdings V, LLC

Middlesex, Massachusetts

Acton Solar Landfill

Solar

Acton Solar Landfill is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 1,819 MWh 0 tons CO2

Ameresco Solar Acton LLC

Middlesex, Massachusetts

Acton-Boxborough Schools BESS

Mwh

Acton-Boxborough Schools BESS is a mwh plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW -100 MWh 0 tons CO2

MSS Energy Holdings, LLC (d.b.a. Calibrant Energy)

Middlesex, Massachusetts

Ashby Duffy CSG Solar Farm

Solar

Ashby Duffy CSG Solar Farm is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 3,178 MWh 0 tons CO2

LSE Cassiopeia LLC

Middlesex, Massachusetts

Bourne (MA) - Holliston I

Solar

Bourne (MA) - Holliston I is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 3,651 MWh 0 tons CO2

SunE Solar XV Lessor, LLC

Middlesex, Massachusetts

Centaurus Solar - MA

Solar

Centaurus Solar - MA is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,712 MWh 0 tons CO2

LSE Centaurus LLC

Middlesex, Massachusetts

Concord Solar Farm

Solar

Concord Solar Farm is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,047 MWh 0 tons CO2

Kearsarge Solar LLC

Middlesex, Massachusetts

Equinix - Billerica

Natural Gas

Equinix - Billerica is a natural gas plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 14,995 MWh 0 tons CO2

Bloom Energy

Middlesex, Massachusetts

GELD Solar Farm

Solar

GELD Solar Farm is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 3,481 MWh 0 tons CO2

Ameresco, Inc - GELD

Middlesex, Massachusetts

GSPP Devens, LLC

Solar

GSPP Devens, LLC is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 3,219 MWh 0 tons CO2

Green Street Power Partners

Middlesex, Massachusetts

Groton BESS 1

Mwh

Groton BESS 1 is a mwh plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW -117 MWh 0 tons CO2

Groton BESS 1 LLC

Middlesex, Massachusetts

Groton BESS 2

Mwh

Groton BESS 2 is a mwh plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW -147 MWh 0 tons CO2

Groton BESS 2 LLC

Middlesex, Massachusetts

Holliston LLC

Solar

Holliston LLC is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 1,999 MWh 0 tons CO2

Greenbacker Renewable Energy Corporation

Middlesex, Massachusetts

Hopkinton CSG

Solar

Hopkinton CSG is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,783 MWh 0 tons CO2

Altus Power America Management, LLC

Middlesex, Massachusetts

Kearsarge Wilmington

Solar

Kearsarge Wilmington is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,272 MWh 0 tons CO2

Kearsarge Wilmington LLC

Middlesex, Massachusetts

Newton Rumford Landfill

Solar

Newton Rumford Landfill is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,673 MWh 0 tons CO2

Newton Municipal Solar LLC - Rumford

Middlesex, Massachusetts

Shirley Water

Solar

Shirley Water is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 3,081 MWh 0 tons CO2

Altus Power America Management, LLC

Middlesex, Massachusetts

Stow PV

Solar

Stow PV is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,439 MWh 0 tons CO2

AES Distributed Energy

Middlesex, Massachusetts

Sudbury Landfill

Solar

Sudbury Landfill is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 1,670 MWh 0 tons CO2

Solar Sudbury One LF LLC

Middlesex, Massachusetts

Town of Lexington Solar

Solar

Town of Lexington Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,575 MWh 0 tons CO2

Syncarpha Lexington, LLC

Middlesex, Massachusetts

Weston Landfill Solar

Solar

Weston Landfill Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,873 MWh 0 tons CO2

Ameresco, Inc - Weston

Middlesex, Massachusetts

Wilmington Solar

Solar

Wilmington Solar is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

2 MW 2,646 MWh 0 tons CO2

MN8 Energy LLC

Middlesex, Massachusetts

DDR Shoppers World

Solar

DDR Shoppers World is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 1,899 MWh 0 tons CO2

Altus Power America Management, LLC

Middlesex, Massachusetts

Framingham State University Plant

Solar

Framingham State University Plant is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 84 MWh 17 tons CO2

Framingham State University

Middlesex, Massachusetts

Holliston Solar CSG

Solar

Holliston Solar CSG is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 1,145 MWh 0 tons CO2

MN8 Energy LLC

Middlesex, Massachusetts

Lowell Solar Landfill

Solar

Lowell Solar Landfill is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 1,361 MWh 0 tons CO2

Lowell Solar Landfill LLC

Middlesex, Massachusetts

Maynard PV

Solar

Maynard PV is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 1,215 MWh 0 tons CO2

Terraform Arcadia

Middlesex, Massachusetts

Shirley Landfill

Solar

Shirley Landfill is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 1,462 MWh 0 tons CO2

Altus Power America Management, LLC

Middlesex, Massachusetts

Woburn

Solar

Woburn is a solar plant in Middlesex, Massachusetts. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

1 MW 2,066 MWh 0 tons CO2

Greenbacker Renewable Energy Corporation