Darby Power, LLC
Natural gas power plant in Pickaway County, Ohio. 564 MW of nameplate capacity across 6 generators, operated by Darby Power, LLC.
Also known as Darby Generating Station · EIA plant 55247
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Key facts
- Capacity
- 564 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- May 2001First generator online
- Operator
- Darby Power, LLCEIA operator ID 61134
- Grid
- PJMBalancing authority PJM
- Price nodes
- 6 PJM nodesResource nodes with prices
- Location
- Pickaway County, OH39.7139, −83.1778
- EIA plant ID
- 55247EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Darby Power produces
Free · EIA-923Net generation, 2025
544 GWh
543,925 MWh, final
Capacity factor, 2025
11.0%
2024: 10.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2016 to 2025
68.1–557.3
GWh a year. Low 2016, high 2023
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 37,659 | Not reported | 5 of 12 |
| 2002 | 100,898 | Not reported | 12 of 12 |
| 2003 | 8,621 | Not reported | 11 of 12 |
| 2004 | 5,112 | Not reported | 12 of 12 |
| 2005 | 23,698 | Not reported | 12 of 12 |
| 2006 | 20,270 | Not reported | 12 of 12 |
| 2007 | 85,492 | Not reported | 12 of 12 |
| 2008 | 25,693 | Not reported | 12 of 12 |
| 2009 | 14,028 | Not reported | 12 of 12 |
| 2010 | 38,093 | 0.8% | 12 of 12 |
| 2011 | 35,249 | 0.7% | 12 of 12 |
| 2012 | 77,009 | 1.6% | 12 of 12 |
| 2013 | 46,323 | 0.9% | 12 of 12 |
| 2014 | 18,290 | 0.6% | 7 of 12 |
| 2015 | 57,093 | 1.3% | 11 of 12 |
| 2016 | 68,101 | 1.4% | 12 of 12 |
| 2017 | 145,485 | 2.9% | 12 of 12 |
| 2018 | 108,651 | 2.2% | 12 of 12 |
| 2019 | 389,751 | 7.9% | 12 of 12 |
| 2020 | 387,871 | 7.8% | 12 of 12 |
| 2021 | 359,136 | 7.3% | 12 of 12 |
| 2022 | 344,734 | 7.0% | 12 of 12 |
| 2023 | 557,272 | 11.3% | 12 of 12 |
| 2024 | 510,445 | 10.3% | 12 of 12 |
| 2025 | 543,925 | 11.0% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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
403,396
US short tons. 2024: 373,050
SO₂, 2025
2
US short tons
NOx, 2025
133
US short tons
CO₂ per MWh, calculated
0.74 t
About 1,483 lb per MWh
6 of 6 EPA units reported CO₂ in 2025 (CT1, CT2, CT3, CT4, CT5, CT6), matched to EIA plant 55247 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GT1 | Natural Gas Fired Combustion Turbine | 94.0 | May 2001 |
| GT2 | Natural Gas Fired Combustion Turbine | 94.0 | May 2001 |
| GT3 | Natural Gas Fired Combustion Turbine | 94.0 | May 2001 |
| GT4 | Natural Gas Fired Combustion Turbine | 94.0 | May 2001 |
| GT5 | Natural Gas Fired Combustion Turbine | 94.0 | May 2002 |
| GT6 | Natural Gas Fired Combustion Turbine | 94.0 | May 2002 |
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 Darby 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 Darby Power
How much power does Darby Power, LLC produce?
Darby Power, LLC reported 543,925 MWh (544 GWh) of net generation in 2025, a 11.0% capacity factor on 564 MW of nameplate capacity.
Where is Darby Power, LLC?
Darby Power, LLC is in Pickaway County, Ohio, at 39.7139, −83.1778. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Darby Power, LLC?
EIA-860M for August 2026 lists Darby Power, LLC as the operator (EIA operator ID 61134). The operator is not always the owner.
When did Darby Power, LLC start operating?
Its first generator began operating in May 2001, according to EIA-860M.
Does InfraMap have power prices for Darby Power, LLC?
Yes. InfraMap has PJM day-ahead and real-time prices at 6 price nodes linked to Darby Power, LLC, 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
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page