Potter Station 2
150 Potter Road, Braintree, MA 2184Plant Summary Information
Potter Station 2 is ranked #37 out of 648 power plants in Massachusetts in terms of total annual net electricity generation.
Potter Station 2 is comprised of 2 generators and generated 12.0 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Potter Station 2 |
|---|---|
| Utility Name | Town of Braintree - (MA) |
| Location | Norfolk County, MA |
| Initial Operation Date | July 1963 |
| Last Update | Dec 2025 |
| Annual Generation | 41.0 GWh |
| Annual Consumption | 434.9 k MMBtu |
| Ranked #4,442 out of 13,081 Power Plants Nationwide | |
| Ranked #1,327 out of 2,206 Natural Gas Power Plants Nationwide | |
| Ranked #37 out of 648 Massachusetts Power Plants | |
| Ranked #26 out of 44 Massachusetts Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 61.2% Distillate Fuel Oil : 38.8% |
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Monthly Net Generation for Potter Station 2
Monthly Plant Fuel Consumption for Potter Station 2
Potter Station 2 Details
| Summary Information | |
|---|---|
| Plant Name | Potter Station 2 (1660) |
| Plant Address | 150 Potter Road, Braintree, MA 2184 |
| Utility | Town of Braintree - (MA) (2144) |
| Latitude, Longitude | 42.235, -70.9672 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | July 1963 |
| Annual Generation | 41.0 GWh |
| Fuel Types | Natural Gas : 61.2% Distillate Fuel Oil : 38.8% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | NA |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Town of Braintree - (MA) (2144) MA |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | Other - See pipeline notes. |
| Pipeline Name | Algonquin Gas Transmission Company |
| Pipeline Notes | Combined cycle - Potter Station supplied by National Grid. Jet Engines - aka. Watson Station - supplied via Algonquin Gas Transmission Company |
| Natural Gas Storage | No |
| Liquefied Natural Gas Storage | No |
Generator WAT1 Details Operating July 2009
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 15484 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 15484 |
| Nameplate Capacity | 58 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 52.6 MW |
| Winter Capacity | 57.4 MW |
| Minimum Load | 28 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | July 2009 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Subcritical Technology | No |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 52.6 MW |
| Net Winter Capacity With Natural Gas | 57.4 MW |
| Net Summer Capacity With Oil | 52.6 MW |
| Net Winter Capacity With Oil | 57.4 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Generator WAT2 Details Operating July 2009
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 15485 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 15485 |
| Nameplate Capacity | 58 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 52.6 MW |
| Winter Capacity | 57.4 MW |
| Minimum Load | 28 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 2009 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | Yes |
| Cofire Fuels | Yes |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Cofire Energy Source | NG / DFO |
|---|---|
| Switch When Operating | Yes |
| Net Summer Capacity With Natural Gas | 52.6 MW |
| Net Winter Capacity With Natural Gas | 57.4 MW |
| Net Summer Capacity With Oil | 52.6 MW |
| Net Winter Capacity With Oil | 57.4 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Air Permit Limits | Yes |
Potter Station 2 Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Town of Braintree - (MA) | 150 Potter Road, East Braintree, MA 2184 | Generator CC2 | 92.49% |
| City of Hingham - (MA) | 31 Bare Cove Park Drive, Hingham, MA 2043 | Generator CC2 | 2.30% |
| Town of North Attleborough - (MA) | 275 Landry Avenue, North Attleborough, MA 2760 | Generator CC2 | 5.21% |
| Town of Braintree - (MA) | 150 Potter Road, East Braintree, MA 2184 | Generator CC3 | 92.49% |
| City of Hingham - (MA) | 31 Bare Cove Park Drive, Hingham, MA 2043 | Generator CC3 | 2.30% |
| Town of North Attleborough - (MA) | 275 Landry Avenue, North Attleborough, MA 2760 | Generator CC3 | 5.21% |
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| #1335 | Laredo | Laredo, TX | 24.1 GWh |
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| #1337 | F B Culley | Newburgh, IN | 1.2 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Potter Station 2.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Boston Medical Center CHP Plant | Boston, MA | 14.0 GWh | 8.8 mi |
| Boston Scientific Solar | Quincy, MA | 1.5 GWh | 5.3 mi |
| Braintree Landfill Solar | Braintree, MA | 1.3 GWh | 2.5 mi |
| Canton | Canton, MA | 6.0 GWh | 10.4 mi |
| Charlestown Wind Turbine | Charlestown, MA | 1.3 GWh | 12 mi |
| CoreSite - Somerville | Somerville, MA | 27.8 GWh | 11.4 mi |
| Deer Island Treatment Plant | Winthrop, MA | 33.2 GWh | 8.2 mi |
| Dorchester Solar Site | Dorchester, MA | 1.6 GWh | 6.1 mi |
| Fore River Generating Station | North Weymouth, MA | 2.8 TWh | 0.5 mi |
| Gillette SBMC | Boston, MA | 54.2 GWh | 8.8 mi |
| Kendall Square Station | Cambridge, MA | 1.5 TWh | 10.6 mi |
| M Street Jet | Boston, MA | 294.0 MWh | 7.9 mi |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Cambridge, MA | 209.4 GWh | 10.8 mi |
| Meadow Solar | Boston, MA | 4.2 GWh | 8.5 mi |
| Medical Area Total Energy Plant | Boston, MA | 318.1 GWh | 10.1 mi |
| Onyx - Brockton Thatcher Landfill Solar | Brockton, MA | 5.0 GWh | 11.7 mi |
| Randolph | Randolph, MA | 5.8 GWh | 6.9 mi |
| Rockland Solar CSG | Rockland, MA | 1.6 GWh | 10.7 mi |
| Shuman Solar | Stoughton, MA | 2.2 GWh | 9.7 mi |
| UMass Boston | Dorchester, MA | 1.0 GWh | 6.4 mi |