Chalk Point Power
P.O. 10, Aquasco, MD 20608Plant Summary Information
Chalk Point Power is ranked #7 out of 179 power plants in Maryland in terms of total annual net electricity generation.
Chalk Point Power is comprised of 8 generators and generated 506.6 GWh during the 3-month period between June 2024 to September 2024.
| Plant Name | Chalk Point Power |
|---|---|
| Utility Name | Lanyard Power Holdings, LLC |
| Location | Prince George's County, MD |
| Initial Operation Date | August 1964 |
| Last Update | Sep 2024 |
| Annual Generation | 979.6 GWh |
| Annual Consumption | 13.3 M MMBtu |
| Ranked #743 out of 11,852 Power Plants Nationwide | |
| Ranked #443 out of 2,254 Natural Gas Power Plants Nationwide | |
| Ranked #7 out of 179 Maryland Power Plants | |
| Ranked #4 out of 18 Maryland Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 99.5% Distillate Fuel Oil : 0.5% |
| Previous Operators |
NRG Chalk Point LLC (2013 to 2017) GenOn Chalk Point, LLC (2018 to 2019) Chalk Point Steam, LLC (2020 to 2020) Lanyard Power Holdings, LLC (2021 to 2023) |
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Monthly Net Generation for Chalk Point Power
Chalk Point Power Details
| Summary Information | |
|---|---|
| Plant Name | Chalk Point Power (1571) |
| Plant Address | P.O. 10, Aquasco, MD 20608 |
| Utility | Lanyard Power Holdings, LLC (12653) |
| Latitude, Longitude | 38.5444, -76.6861 |
| Generation Dates on File | Jan 2001 to Sep 2024 |
| Initial Operation Date | August 1964 |
| Annual Generation | 979.6 GWh |
| Fuel Types | Natural Gas : 99.5% Distillate Fuel Oil : 0.5% |
| 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 | Patuxent River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Potomac Electric Power Co (15270) MD |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | WASHINGTON GAS LIGHT COMPANY |
| Pipeline Name | WASHINGTON GAS LIGHT COMPANY |
| Natural Gas Storage | No |
Generator GT1 Details Operating April 1967
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50809 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 4 KV CT1 |
| Nameplate Capacity | 16 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 18 MW |
| Winter Capacity | 20 MW |
| Minimum Load | 5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 1967 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator GT2 Details Operating June 1974
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50810 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 13 KV CT2 |
| Nameplate Capacity | 35 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 26 MW |
| Winter Capacity | 26 MW |
| Minimum Load | 5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | June 1974 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator 3 Details Operating May 1975
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50817 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 24 KV CHLKG3 |
| Nameplate Capacity | 659 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 595 MW |
| Winter Capacity | 614 MW |
| Minimum Load | 65 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1975 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | OVER |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 4 Details Operating December 1981
| Technology | Natural Gas Steam Turbine |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50818 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 24 KV CHLKG4 |
| Nameplate Capacity | 659 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 585.3 MW |
| Winter Capacity | 598.2 MW |
| Minimum Load | 50 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | December 1981 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | OVER |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator GT3 Details Operating June 1991
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50811 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 13 KV CT3 |
| Nameplate Capacity | 103 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 86 MW |
| Winter Capacity | 100 MW |
| Minimum Load | 33 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1991 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | 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 | 86 MW |
| Net Winter Capacity With Natural Gas | 86 MW |
| Net Summer Capacity With Oil | 86 MW |
| Net Winter Capacity With Oil | 86 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 GT4 Details Operating June 1991
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50812 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 13 KV CT4 |
| Nameplate Capacity | 103 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 86 MW |
| Winter Capacity | 100 MW |
| Minimum Load | 33 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1991 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | 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 | 86 MW |
| Net Winter Capacity With Natural Gas | 86 MW |
| Net Summer Capacity With Oil | 86 MW |
| Net Winter Capacity With Oil | 86 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 GT5 Details Operating June 1991
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50813 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 13 KV CT5 |
| Nameplate Capacity | 125 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 109 MW |
| Winter Capacity | 123 MW |
| Minimum Load | 65 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1991 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | 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 | 109 MW |
| Net Winter Capacity With Natural Gas | 109 MW |
| Net Summer Capacity With Oil | 109 MW |
| Net Winter Capacity With Oil | 109 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 GT6 Details Operating June 1991
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Wholly Owned by Other Entity |
| RTO ISO LMP Node Designation | 50814 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | CHALKPT 13 KV CT6 |
| Nameplate Capacity | 125 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 109 MW |
| Winter Capacity | 126 MW |
| Minimum Load | 65 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1991 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | 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 | 109 MW |
| Net Winter Capacity With Natural Gas | 109 MW |
| Net Summer Capacity With Oil | 109 MW |
| Net Winter Capacity With Oil | 109 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 |
Chalk Point Power Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator 3 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator 4 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT1 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT2 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT3 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT4 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT5 | 100.00% |
| Chalk Point Power, LLC | 1360 Post Oak Blvd, Houston, TX 77056 | Generator GT6 | 100.00% |
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| #441 | Freeport Energy Center | Freeport, TX | 980.0 GWh |
| #442 | Newington | Newington, NH | 979.1 GWh |
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| #446 | Hog Bayou Energy Center | Mobile, AL | 953.3 GWh |
| #447 | Tracy Combined Cycle Power Plant | Tracy, CA | 952.7 GWh |
| #448 | Delaware City Plant | Delaware City, DE | 1.2 TWh |
| #449 | Holland Energy Park | Holland, MI | 947.0 GWh |
| #450 | Harry L. Oswald | Little Rock, AR | 941.0 GWh |
| #451 | West Valley Generation Project | West Valley City, UT | 940.9 GWh |
| #452 | Sayreville Cogeneration Facility | Sayreville, NJ | 938.2 GWh |
| #453 | Maine Independence Station | Veazie, ME | 936.9 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Chalk Point Power.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Bluefin Origination 1 | Brandywine, MD | 3.8 GWh | 15 mi |
| Brandywine Power Facility | Brandywine, MD | 545.5 GWh | 13 mi |
| Calvert Cliffs Nuclear Power Plant | Lusby, MD | 14.8 TWh | 15.2 mi |
| Chalk Point Steam | Aquasco, MD | 1.2 GWh | 0 mi |
| City of Bowie | Mitchellville, MD | 3.8 GWh | 24.9 mi |
| CPV St Charles Energy Center | Waldorf, MD | 3.9 TWh | 11.2 mi |
| First Baptist Church of Glenarden | Upper Marlboro, MD | 2.8 GWh | 21.5 mi |
| Herbert Farm Solar | Hughesville, MD | 7.6 GWh | 6.1 mi |
| Keys Energy Center | Brandywine, MD | 4.8 TWh | 12.9 mi |
| Kirby Road Solar, LLC | Clinton, MD | 2.6 GWh | 20.7 mi |
| MNCPPC Randall Farm | Upper Marlboro, MD | 2.4 GWh | 20.8 mi |
| Morgantown Generating Plant | Newburg, MD | 641.0 MWh | 20.3 mi |
| NRG Chalk Point CT | Aquasco, MD | 704.0 MWh | 0 mi |
| OER Checkerspot | Tracy's Landing, MD | 3.0 GWh | 17.6 mi |
| OER Monarch CSG | Upper Marlboro, MD | 3.4 GWh | 18.5 mi |
| OER Patuxent CSG | Lothian, MD | 4.2 GWh | 20.3 mi |
| Ripley | La Plata, MD | 53.1 GWh | 22.2 mi |
| Rockfish Solar LLC | Waldorf, MD | 14.6 GWh | 10.7 mi |
| Synergen Panorama, LLC CSG | Fort Washington, MD | 8.1 GWh | 22.1 mi |
| Upper Marlboro 1 CSG | Upper Marlboro, MD | 2.8 GWh | 18 mi |