Dickerson Power
21200 Martinsburg Rd., Dickerson, MD 20842Plant 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 Name | Dickerson Power |
|---|---|
| Utility Name | Lanyard Power Holdings, LLC |
| Location | Montgomery County, MD |
| Initial Operation Date | June 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 Name | Dickerson Power (1572) |
| Plant Address | 21200 Martinsburg Rd., Dickerson, MD 20842 |
| Utility | Lanyard Power Holdings, LLC (12653) |
| Latitude, Longitude | 39.2097, -77.4644 |
| Generation Dates on File | Jan 2001 to Mar 2025 |
| Initial Operation Date | June 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 Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | RFC |
| Balancing Authority | PJM Interconnection, LLC (PJM) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Potomac River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Potomac Electric Power Co (15270) MD |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | DOMINION TRANSMISSION INCORPORATED |
| Natural Gas Storage | No |
Generator GT2 Details Operating June 1992
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50823 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | DICKERSH 13 KV HCT2 |
| Nameplate Capacity | 163 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 147 MW |
| Winter Capacity | 167 MW |
| Minimum Load | 40 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1992 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 147 MW |
| Net Winter Capacity With Natural Gas | 167 MW |
| Net Summer Capacity With Oil | 147 MW |
| Net Winter Capacity With Oil | 163 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | No |
Generator GT3 Details Operating June 1992
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50824 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | DICKERSH13 KV HCT1 |
| Nameplate Capacity | 163 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 152 MW |
| Winter Capacity | 167 MW |
| Minimum Load | 40 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1992 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 147 MW |
| Net Winter Capacity With Natural Gas | 167 MW |
| Net Summer Capacity With Oil | 147 MW |
| Net Winter Capacity With Oil | 163 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | No |
Dickerson Power Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Dickerson Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT1 | 100.00% |
| Dickerson Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT2 | 100.00% |
| Dickerson Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT3 | 100.00% |
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|---|---|---|---|
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| NIH Cogeneration Facility | Bethesda, MD | 155.9 GWh | 24.6 mi |
| NIST Solar | Gaithersburg, MD | 6.8 GWh | 14.5 mi |
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