2. U.S. Power Plants
  3. Massachusetts
  4. Norfolk County, MA
  5. Weymouth Town, MA
  6. Potter Station 2

Potter Station 2

150 Potter Road, Braintree, MA 2184

Plant Summary Information

Potter Station 2 is ranked #42 out of 598 power plants in Massachusetts in terms of total annual net electricity generation.

Potter Station 2 is comprised of 4 generators and generated 14.4 GWh during the 3-month period between September 2023 to December 2023.

Plant NamePotter Station 2
Utility NameTown of Braintree - (MA)
LocationNorfolk County, MA
Initial Operation DateJuly 1963
Last Update Dec 2023
Annual Generation 32.3 GWh
Annual Consumption 390.6 k MMBtu
Ranked #4,448 out of 11,835 Power Plants Nationwide
Ranked #1,289 out of 2,253 Natural Gas Power Plants Nationwide
Ranked #42 out of 598 Massachusetts Power Plants
Ranked #25 out of 44 Massachusetts Natural Gas Power Plants
Fuel Types Natural Gas : 88.2% Distillate Fuel Oil : 11.8%

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Monthly Net Generation for Potter Station 2

Potter Station 2 Details

Summary Information
Plant NamePotter Station 2 (1660)
Plant Address150 Potter Road, Braintree, MA 2184
UtilityTown of Braintree - (MA) (2144)
Latitude, Longitude42.235, -70.9672
Generation Dates on FileJan 2001 to Dec 2023
Initial Operation DateJuly 1963
Annual Generation 32.3 GWh
Fuel Types Natural Gas : 88.2% Distillate Fuel Oil : 11.8%
 
Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration StatusNo
FERC Small Power Producer StatusNo
FERC Exempt Wholesale Generator StatusNo
Regulatory Information
Regulatory StatusRegulated
NERC RegionNPCC
Balancing AuthorityISO New England Inc. (ISNE)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceNA
Ash Impoundment No
Transmission / Distribution OwnerTown of Braintree - (MA) (2144) MA
Grid Voltage 115.00 kV
Energy StorageNo
 
Natural Gas Information
Local Distribution Company (LDC)Other - See pipeline notes.
Pipeline Name Algonquin Gas Transmission Company
Pipeline NotesCombined cycle - Potter Station supplied by National Grid. Jet Engines - aka. Watson Station - supplied via Algonquin Gas Transmission Company
Natural Gas StorageNo
Liquefied Natural Gas StorageNo

* Data obtained from the 2023 EIA 860 Report

Generator CC2 Details Out of Service April 1977

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodePOT2
OwnershipJointly Owned
Can Bypass Heat Recovery Steam GeneratorNo
RTO ISO LMP Node Designation540
RTO ISO Location Designation For Reporting Wholesale Sales Data540
Nameplate Capacity76 MW
Nameplate Power Factor0.9
Summer Capacity62.6 MW
Winter Capacity77.6 MW
Minimum Load37 MW
Uprate/Derate Completed No
StatusOut of Service
First Operation DateApril 1977
Planned RetirementJanuary 2024
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsYes
Cofire FuelsNo
Switch Between Oil And Natural GasYes
Multifuel Details
Switch When OperatingYes
Net Summer Capacity With Natural Gas62.6 MW
Net Winter Capacity With Natural Gas77.6 MW
Net Summer Capacity With Oil62.6 MW
Net Winter Capacity With Oil77.6 MW
Time To Switch From Gas To Oil6H
Time To Switch From Oil To Gas6H
Factors That Limit SwitchingYes
Air Permit LimitsYes

Generator CC3 Details Out of Service April 1977

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Steam Part
Unit CodePOT2
OwnershipJointly Owned
Duct BurnersNo
RTO ISO LMP Node Designation540
RTO ISO Location Designation For Reporting Wholesale Sales Data540
Nameplate Capacity25 MW
Nameplate Power Factor0.9
Summer Capacity15.5 MW
Winter Capacity18.5 MW
Minimum Load8 MW
Uprate/Derate Completed No
StatusOut of Service
First Operation DateApril 1977
Planned RetirementJanuary 2024
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsYes
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator WAT1 Details Operating July 2009

TechnologyNatural Gas Fired Combustion Turbine
Prime MoverCombustion Turbine
OwnershipSingle Owner
RTO ISO LMP Node Designation15484
RTO ISO Location Designation For Reporting Wholesale Sales Data15484
Nameplate Capacity58 MW
Nameplate Power Factor0.85
Summer Capacity52.6 MW
Winter Capacity57.4 MW
Minimum Load28 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 2009
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Subcritical TechnologyNo
Other Planned ModificationsNo
Multiple FuelsYes
Cofire FuelsYes
Switch Between Oil And Natural GasYes
Multifuel Details
Cofire Energy SourceNG / DFO
Switch When OperatingYes
Net Summer Capacity With Natural Gas52.6 MW
Net Winter Capacity With Natural Gas57.4 MW
Net Summer Capacity With Oil52.6 MW
Net Winter Capacity With Oil57.4 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas1H
Factors That Limit SwitchingYes
Air Permit LimitsYes

Generator WAT2 Details Operating July 2009

TechnologyNatural Gas Fired Combustion Turbine
Prime MoverCombustion Turbine
OwnershipSingle Owner
RTO ISO LMP Node Designation15485
RTO ISO Location Designation For Reporting Wholesale Sales Data15485
Nameplate Capacity58 MW
Nameplate Power Factor0.85
Summer Capacity52.6 MW
Winter Capacity57.4 MW
Minimum Load28 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 2009
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Other Planned ModificationsNo
Multiple FuelsYes
Cofire FuelsYes
Switch Between Oil And Natural GasYes
Multifuel Details
Cofire Energy SourceNG / DFO
Switch When OperatingYes
Net Summer Capacity With Natural Gas52.6 MW
Net Winter Capacity With Natural Gas57.4 MW
Net Summer Capacity With Oil52.6 MW
Net Winter Capacity With Oil57.4 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas1H
Factors That Limit SwitchingYes
Air Permit LimitsYes

Potter Station 2 Plant Owners

Owner NameAddressGeneratorOwnership
Town of Braintree - (MA)150 Potter Road, East Braintree, MA 2184Generator CC292.49%
City of Hingham - (MA)31 Bare Cove Park Drive, Hingham, MA 2043Generator CC22.30%
Town of North Attleborough - (MA)275 Landry Avenue, North Attleborough, MA 2760Generator CC25.21%
Town of Braintree - (MA)150 Potter Road, East Braintree, MA 2184Generator CC392.49%
City of Hingham - (MA)31 Bare Cove Park Drive, Hingham, MA 2043Generator CC32.30%
Town of North Attleborough - (MA)275 Landry Avenue, North Attleborough, MA 2760Generator CC35.21%

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