Jack County
Natural gas power plant in Wise County, Texas. 1,280 MW of nameplate capacity across 6 generators, operated by Jack County Power, LLC.
Also known as Jack County Power Station · EIA plant 55230
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1,280 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- February 2006First generator online
- Operator
- Jack County Power, LLCEIA operator ID 66085
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Wise County, TX33.1010, −97.9574
- EIA plant ID
- 55230EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Jack County produces
Free · EIA-923Net generation, 2025
6.25 TWh
6,251,601 MWh, final
Capacity factor, 2025
55.8%
2024: 60.1%
January to July 2026
1.42 TWh
Provisional
Range, 2015 to 2025
3.2–6.8
TWh a year. Low 2017, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | 3,063,108 | Not reported | 11 of 12 |
| 2007 | 3,566,335 | Not reported | 12 of 12 |
| 2008 | 3,125,963 | Not reported | 12 of 12 |
| 2009 | 3,296,975 | Not reported | 12 of 12 |
| 2010 | 3,128,138 | 55.8% | 12 of 12 |
| 2011 | 3,966,698 | Not reported | 12 of 12 |
| 2012 | 5,521,747 | 49.1% | 12 of 12 |
| 2013 | 5,432,917 | Not reported | 12 of 12 |
| 2014 | 6,240,763 | 55.7% | 12 of 12 |
| 2015 | 6,187,538 | 55.2% | 12 of 12 |
| 2016 | 5,347,073 | 47.6% | 12 of 12 |
| 2017 | 3,244,875 | 28.9% | 12 of 12 |
| 2018 | 3,651,675 | 32.6% | 12 of 12 |
| 2019 | 4,066,724 | 36.3% | 12 of 12 |
| 2020 | 3,305,053 | 29.4% | 12 of 12 |
| 2021 | 3,657,619 | 32.6% | 12 of 12 |
| 2022 | 5,486,223 | 48.9% | 12 of 12 |
| 2023 | 6,252,133 | 55.8% | 12 of 12 |
| 2024 | 6,761,183 | 60.1% | 12 of 12 |
| 2025 | 6,251,601 | 55.8% | 12 of 12 |
| 2026 (provisional, partial year) | 1,423,449 | 21.9% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDCO₂, 2025
2.73M
US short tons. 2024: 2.93M
SO₂, 2025
14
US short tons
NOx, 2025
259
US short tons
CO₂ per MWh, calculated
0.44 t
About 873 lb per MWh
4 of 4 EPA units reported CO₂ in 2025 (CT-1, CT-2, CT-3, CT-4), matched to EIA plant 55230 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
1,662
million gallons
Consumption, 2024
1,600
million gallons
Source
Lake Bridgeport
Surface, Fresh. Induced-draft tower
Watershed stress
High · 0.722
USGS SUI, HUC12 Jasper Creek
24 of 24 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CT1 | Natural Gas Fired Combined Cycle | 170.0 | February 2006 |
| CT2 | Natural Gas Fired Combined Cycle | 170.0 | February 2006 |
| CT3 | Natural Gas Fired Combined Cycle | 170.0 | March 2011 |
| CT4 | Natural Gas Fired Combined Cycle | 170.0 | March 2011 |
| ST1 | Natural Gas Fired Combined Cycle | 300.0 | February 2006 |
| ST2 | Natural Gas Fired Combined Cycle | 300.0 | March 2011 |
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 Jack County 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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Power plants near Jack County
Questions about Jack County
How much power does Jack County produce?
Jack County reported 6,251,601 MWh (6.25 TWh) of net generation in 2025, a 55.8% capacity factor on 1,280 MW of nameplate capacity. From January to July 2026 it reported 1.42 TWh, which is provisional.
Where is Jack County?
Jack County is in Wise County, Texas, at 33.1010, −97.9574. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Jack County?
EIA-860M for August 2026 lists Jack County Power, LLC as the operator (EIA operator ID 66085). The operator is not always the owner.
When did Jack County start operating?
Its first generator began operating in February 2006, according to EIA-860M.
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
- 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