Chalk Point Power
Natural gas power plant in Prince Georges County, Maryland. 1,825 MW of nameplate capacity across 8 generators, operated by Chalk Point Power, LLC.
Also known as Chalk Point Generating Station · EIA plant 1571
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1,825 MWNatural gas 1,774.0 · Oil 51.0
- Generators
- 8 operatingEIA-860M, August 2026
- Operating since
- April 1967First generator online
- Operator
- Chalk Point Power, LLCEIA operator ID 64576
- Grid
- PJMBalancing authority PJM
- Price nodes
- 8 PJM nodesResource nodes with prices
- Location
- Prince Georges County, MD38.5444, −76.6861
- EIA plant ID
- 1571EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Chalk Point Power produces
Free · EIA-923Net generation, 2025
1.70 TWh
1,703,284 MWh, final
Capacity factor, 2025
10.7%
2024: -0.2%
January to July 2026
2.18 TWh
Provisional
Range, 2015 to 2025
0.4–2.8
TWh a year. Low 2020, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 5,198,425 | Not reported | 12 of 12 |
| 2001 | 5,127,790 | Not reported | 12 of 12 |
| 2002 | 6,426,844 | Not reported | 12 of 12 |
| 2003 | 6,164,395 | Not reported | 12 of 12 |
| 2004 | 6,294,387 | Not reported | 12 of 12 |
| 2005 | 6,695,488 | Not reported | 12 of 12 |
| 2006 | 4,691,534 | Not reported | 12 of 12 |
| 2007 | 5,103,719 | Not reported | 12 of 12 |
| 2008 | 4,453,293 | Not reported | 12 of 12 |
| 2009 | 4,203,414 | Not reported | 12 of 12 |
| 2010 | 4,918,749 | 21.2% | 12 of 12 |
| 2011 | 4,196,622 | 18.1% | 12 of 12 |
| 2012 | 4,619,843 | 19.9% | 12 of 12 |
| 2013 | 2,988,369 | 12.9% | 12 of 12 |
| 2014 | 2,973,631 | 12.8% | 12 of 12 |
| 2015 | 2,104,245 | Not reported | 12 of 12 |
| 2016 | 2,789,132 | Not reported | 12 of 12 |
| 2017 | 818,103 | Not reported | 12 of 12 |
| 2018 | 1,454,640 | 6.5% | 12 of 12 |
| 2019 | 495,132 | 2.2% | 12 of 12 |
| 2020 | 365,704 | 1.6% | 12 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | −10,463 | -0.2% | 4 of 12 |
| 2023 | −3,308 | -0.2% | 1 of 12 |
| 2024 | −4,260 | -0.2% | 2 of 12 |
| 2025 | 1,703,284 | 10.7% | 12 of 12 |
| 2026 (provisional, partial year) | 2,183,561 | 23.5% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · PJMEmissions
Free · EPA CAMPDCO₂, 2025
1.21M
US short tons. 2024: 645,800
SO₂, 2025
115
US short tons
NOx, 2025
1,220
US short tons
CO₂ per MWh, calculated
0.71 t
About 1,415 lb per MWh
8 of 8 EPA units reported CO₂ in 2025 (**GT3, **GT4, **GT5, **GT6, 1, 2, 3, 4, and others), matched to EIA plant 1571 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
632
million gallons
Consumption, 2024
316
million gallons
Source
Patuxent River
Surface, Brackish. Natural-draft tower
Watershed stress
Very low/none · 0.144
USGS SUI, HUC12 Swanson Creek-Patuxent River
24 of 24 cooling months report withdrawal. Saline, brackish or ocean intake; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 3 | Natural Gas Steam Turbine | 659.0 | May 1975 |
| 4 | Natural Gas Steam Turbine | 659.0 | December 1981 |
| GT1 | Petroleum Liquids | 16.0 | April 1967 |
| GT2 | Petroleum Liquids | 35.0 | June 1974 |
| GT3 | Natural Gas Fired Combustion Turbine | 103.0 | June 1991 |
| GT4 | Natural Gas Fired Combustion Turbine | 103.0 | June 1991 |
| GT5 | Natural Gas Fired Combustion Turbine | 125.0 | June 1991 |
| GT6 | Natural Gas Fired Combustion Turbine | 125.0 | June 1991 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Chalk Point Power, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Chalk Point Power
How much power does Chalk Point Power produce?
Chalk Point Power reported 1,703,284 MWh (1.70 TWh) of net generation in 2025, a 10.7% capacity factor on 1,825 MW of nameplate capacity. From January to July 2026 it reported 2.18 TWh, which is provisional.
Where is Chalk Point Power?
Chalk Point Power is in Prince Georges County, Maryland, at 38.5444, −76.6861. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Chalk Point Power?
EIA-860M for August 2026 lists Chalk Point Power, LLC as the operator (EIA operator ID 64576). The operator is not always the owner.
When did Chalk Point Power start operating?
Its first generator began operating in April 1967, according to EIA-860M.
Does InfraMap have power prices for Chalk Point Power?
Yes. InfraMap has PJM day-ahead and real-time prices at 8 price nodes linked to Chalk Point Power, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page