Midway Sunset Cogen
Natural gas power plant in Kern County, California. 234 MW of nameplate capacity across 3 generators, operated by Midway-Sunset Cogeneration Co.
Also known as EIA plant 52169
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 234 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- May 1989First generator online
- Operator
- Midway-Sunset Cogeneration CoEIA operator ID 12687
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Kern County, CA35.2269, −119.6294
- EIA plant ID
- 52169EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Midway Sunset Cogen produces
Free · EIA-923Net generation, 2025
47.3 GWh
47,263 MWh, final
Capacity factor, 2025
2.3%
2024: 12.8%
January to July 2026
6.18 GWh
Provisional
Range, 2015 to 2025
0.0–1.0
TWh a year. Low 2021, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,940,600 | Not reported | 12 of 12 |
| 2001 | 1,881,741 | Not reported | 12 of 12 |
| 2002 | 1,952,022 | Not reported | 12 of 12 |
| 2003 | 1,936,577 | Not reported | 12 of 12 |
| 2004 | 1,934,226 | Not reported | 12 of 12 |
| 2005 | 1,849,406 | Not reported | 12 of 12 |
| 2006 | 1,931,907 | Not reported | 12 of 12 |
| 2007 | 1,867,337 | Not reported | 12 of 12 |
| 2008 | 1,933,275 | Not reported | 12 of 12 |
| 2009 | 1,908,797 | Not reported | 12 of 12 |
| 2010 | 1,812,354 | 88.4% | 12 of 12 |
| 2011 | 1,384,549 | 67.5% | 12 of 12 |
| 2012 | 1,373,355 | 66.8% | 12 of 12 |
| 2013 | 1,341,230 | 65.4% | 12 of 12 |
| 2014 | 1,174,070 | 57.3% | 12 of 12 |
| 2015 | 1,049,474 | 51.2% | 12 of 12 |
| 2016 | 910,688 | 44.3% | 12 of 12 |
| 2017 | 826,514 | 40.3% | 12 of 12 |
| 2018 | 850,069 | 41.5% | 12 of 12 |
| 2019 | 806,368 | 39.3% | 12 of 12 |
| 2020 | 605,509 | 29.5% | 12 of 12 |
| 2021 | 41,434 | 2.0% | 12 of 12 |
| 2022 | 58,522 | 2.9% | 12 of 12 |
| 2023 | 160,741 | 7.8% | 12 of 12 |
| 2024 | 264,038 | 12.8% | 12 of 12 |
| 2025 | 47,263 | 2.3% | 12 of 12 |
| 2026 (provisional, partial year) | 6,181 | 0.5% | 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 · 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 |
|---|---|---|---|
| A | Natural Gas Fired Combustion Turbine | 78.0 | May 1989 |
| B | Natural Gas Fired Combustion Turbine | 78.0 | May 1989 |
| C | Natural Gas Fired Combustion Turbine | 78.0 | May 1989 |
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 Midway-Sunset Cogeneration Co 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 Midway Sunset Cogen
How much power does Midway Sunset Cogen produce?
Midway Sunset Cogen reported 47,263 MWh (47.3 GWh) of net generation in 2025, a 2.3% capacity factor on 234 MW of nameplate capacity. From January to July 2026 it reported 6.18 GWh, which is provisional.
Where is Midway Sunset Cogen?
Midway Sunset Cogen is in Kern County, California, at 35.2269, −119.6294. It is in the California Independent System Operator balancing area (CISO).
Who operates Midway Sunset Cogen?
EIA-860M for August 2026 lists Midway-Sunset Cogeneration Co as the operator (EIA operator ID 12687). The operator is not always the owner.
When did Midway Sunset Cogen start operating?
Its first generator began operating in May 1989, according to EIA-860M.
Does InfraMap have power prices for Midway Sunset Cogen?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Midway Sunset Cogen, 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
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page