Wellhead Power Panoche
Natural gas power plant in Fresno County, California. 56.7 MW of nameplate capacity across 1 generator, operated by Wellhead Services, Inc.
Also known as Panoche Peaker · EIA plant 55874
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 56.7 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- August 1973First generator online
- Operator
- Wellhead Services, IncEIA operator ID 20323
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Fresno County, CA36.6535, −120.5783
- EIA plant ID
- 55874EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Wellhead Power Panoche produces
Free · EIA-923Net generation, 2025
6.79 GWh
6,788 MWh, final
Capacity factor, 2025
1.4%
2024: 0.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
1.6–13.2
GWh a year. Low 2023, high 2017
| 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 | 11,071 | Not reported | 12 of 12 |
| 2003 | 4,027 | Not reported | 10 of 12 |
| 2004 | 2,042 | Not reported | 12 of 12 |
| 2005 | 3,992 | Not reported | 12 of 12 |
| 2006 | 7,726 | Not reported | 12 of 12 |
| 2007 | 9,096 | Not reported | 12 of 12 |
| 2008 | 2,659 | Not reported | 12 of 12 |
| 2009 | 4,780 | Not reported | 12 of 12 |
| 2010 | 2,732 | 0.6% | 12 of 12 |
| 2011 | 3,851 | 0.9% | 12 of 12 |
| 2012 | 3,311 | 0.8% | 12 of 12 |
| 2013 | 4,230 | 1.0% | 12 of 12 |
| 2014 | 4,452 | 1.0% | 12 of 12 |
| 2015 | 9,926 | 2.3% | 12 of 12 |
| 2016 | 8,135 | 1.9% | 12 of 12 |
| 2017 | 13,245 | 3.0% | 12 of 12 |
| 2018 | 11,298 | 2.6% | 12 of 12 |
| 2019 | 2,307 | 0.5% | 12 of 12 |
| 2020 | 3,826 | Not reported | 12 of 12 |
| 2021 | 3,227 | 0.6% | 12 of 12 |
| 2022 | 2,151 | 0.4% | 12 of 12 |
| 2023 | 1,578 | 0.3% | 12 of 12 |
| 2024 | 3,308 | 0.7% | 12 of 12 |
| 2025 | 6,788 | 1.4% | 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 · CAISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
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 |
|---|---|---|---|
| 8 | Natural Gas Fired Combustion Turbine | 56.7 | August 1973 |
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 Wellhead Services, Inc 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 Wellhead Power Panoche
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Questions about Wellhead Power Panoche
How much power does Wellhead Power Panoche produce?
Wellhead Power Panoche reported 6,788 MWh (6.79 GWh) of net generation in 2025, a 1.4% capacity factor on 56.7 MW of nameplate capacity.
Where is Wellhead Power Panoche?
Wellhead Power Panoche is in Fresno County, California, at 36.6535, −120.5783. It is in the California Independent System Operator balancing area (CISO).
Who operates Wellhead Power Panoche?
EIA-860M for August 2026 lists Wellhead Services, Inc as the operator (EIA operator ID 20323). The operator is not always the owner.
When did Wellhead Power Panoche start operating?
Its first generator began operating in August 1973, according to EIA-860M.
Does InfraMap have power prices for Wellhead Power Panoche?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Wellhead Power Panoche, 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)
- CAISO 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