Dickerson Power

21200 Martinsburg Rd., Dickerson, MD 20842

Plant Summary Information

Dickerson Power is ranked #19 out of 177 power plants in Maryland in terms of total annual net electricity generation.

Dickerson Power is comprised of 2 generators and generated 6.6 GWh during the 3-month period between December 2024 to March 2025.

Plant NameDickerson Power
Utility NameLanyard Power Holdings, LLC
LocationMontgomery County, MD
Initial Operation DateJune 1959
Last Update Mar 2025
Annual Generation 129.2 GWh
Annual Consumption 1.8 M MMBtu
Ranked #2,932 out of 11,623 Power Plants Nationwide
Ranked #842 out of 2,187 Natural Gas Power Plants Nationwide
Ranked #19 out of 177 Maryland Power Plants
Ranked #9 out of 18 Maryland Natural Gas Power Plants
Fuel Types Natural Gas : 97.8% Distillate Fuel Oil : 2.2%
Previous Operator GenOn Mid-Atlantic LLC (2013 to 2019)
Lanyard Power Holdings, LLC (2020 to 2023)

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Monthly Net Generation for Dickerson Power

Dickerson Power Details

Summary Information
Plant NameDickerson Power (1572)
Plant Address21200 Martinsburg Rd., Dickerson, MD 20842
UtilityLanyard Power Holdings, LLC (12653)
Latitude, Longitude39.2097, -77.4644
Generation Dates on FileJan 2001 to Mar 2025
Initial Operation DateJune 1959
Annual Generation 129.2 GWh
Fuel Types Natural Gas : 97.8% Distillate Fuel Oil : 2.2%
 
Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration StatusNo
FERC Small Power Producer StatusNo
FERC Exempt Wholesale Generator StatusNo
Regulatory Information
Regulatory StatusNon-Regulated
NERC RegionRFC
Balancing AuthorityPJM Interconnection, LLC (PJM)
NAICS CodeUtilities (22)
Sector IPP Non-CHP (2)
Water SourcePotomac River
Ash Impoundment No
Transmission / Distribution OwnerPotomac Electric Power Co (15270) MD
Grid Voltage 230.00 kV
Energy StorageNo
 
Natural Gas Information
Pipeline Name DOMINION TRANSMISSION INCORPORATED
Natural Gas StorageNo

Generator GT2 Details Operating June 1992

TechnologyNatural Gas Fired Combustion Turbine
Prime MoverCombustion Turbine
OwnershipWholly Owned by Other Entity
RTO ISO LMP Node Designation50823
RTO ISO Location Designation For Reporting Wholesale Sales DataDICKERSH 13 KV HCT2
Nameplate Capacity163 MW
Nameplate Power Factor0.9
Summer Capacity147 MW
Winter Capacity167 MW
Minimum Load40 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1992
Combined Heat & Power No
Sector NameIPP Non-CHP (2)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsYes
Cofire FuelsNo
Switch Between Oil And Natural GasYes
Multifuel Details
Switch When OperatingYes
Net Summer Capacity With Natural Gas147 MW
Net Winter Capacity With Natural Gas167 MW
Net Summer Capacity With Oil147 MW
Net Winter Capacity With Oil163 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas1H
Factors That Limit SwitchingNo

Generator GT3 Details Operating June 1992

TechnologyNatural Gas Fired Combustion Turbine
Prime MoverCombustion Turbine
OwnershipWholly Owned by Other Entity
RTO ISO LMP Node Designation50824
RTO ISO Location Designation For Reporting Wholesale Sales DataDICKERSH13 KV HCT1
Nameplate Capacity163 MW
Nameplate Power Factor0.9
Summer Capacity152 MW
Winter Capacity167 MW
Minimum Load40 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1992
Combined Heat & Power No
Sector NameIPP Non-CHP (2)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsYes
Cofire FuelsNo
Switch Between Oil And Natural GasYes
Multifuel Details
Switch When OperatingYes
Net Summer Capacity With Natural Gas147 MW
Net Winter Capacity With Natural Gas167 MW
Net Summer Capacity With Oil147 MW
Net Winter Capacity With Oil163 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas1H
Factors That Limit SwitchingNo

Dickerson Power Plant Owners

Owner NameAddressGeneratorOwnership
Dickerson Power, LLC1360 Post Oak Blvd, Houston, TX 77056Generator GT1100.00%
Dickerson Power, LLC1360 Post Oak Blvd, Houston, TX 77056Generator GT2100.00%
Dickerson Power, LLC1360 Post Oak Blvd, Houston, TX 77056Generator GT3100.00%

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