King City Peaking
Natural gas power plant in Monterey County, California. 47.3 MW of nameplate capacity across 1 generator, operated by Calpine Corp-King City.
Also known as EIA plant 55811
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 47.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- April 2002First generator online
- Operator
- Calpine Corp-King CityEIA operator ID 2865
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Monterey County, CA36.2248, −121.1246
- EIA plant ID
- 55811EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power King City Peaking produces
Free · EIA-923Net generation, 2025
5.43 GWh
5,426 MWh, final
Capacity factor, 2025
1.3%
2024: 2.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
4.4–12.2
GWh a year. Low 2016, high 2023
| 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 | 14,850 | Not reported | 9 of 12 |
| 2003 | 14,464 | Not reported | 12 of 12 |
| 2004 | 20,482 | Not reported | 12 of 12 |
| 2005 | 15,529 | Not reported | 12 of 12 |
| 2006 | 15,751 | Not reported | 12 of 12 |
| 2007 | 22,503 | Not reported | 12 of 12 |
| 2008 | 23,907 | Not reported | 12 of 12 |
| 2009 | 16,391 | Not reported | 12 of 12 |
| 2010 | 7,313 | 1.8% | 12 of 12 |
| 2011 | 4,815 | 1.2% | 12 of 12 |
| 2012 | 11,772 | 2.8% | 12 of 12 |
| 2013 | 6,447 | 1.6% | 12 of 12 |
| 2014 | 4,897 | 1.2% | 12 of 12 |
| 2015 | 6,999 | 1.7% | 12 of 12 |
| 2016 | 4,391 | 1.1% | 12 of 12 |
| 2017 | 7,789 | 1.9% | 12 of 12 |
| 2018 | 8,584 | 2.1% | 12 of 12 |
| 2019 | 6,056 | 1.5% | 12 of 12 |
| 2020 | 10,687 | 2.6% | 12 of 12 |
| 2021 | 11,130 | 2.7% | 12 of 12 |
| 2022 | 9,014 | 2.2% | 12 of 12 |
| 2023 | 12,198 | 2.9% | 12 of 12 |
| 2024 | 11,865 | 2.9% | 12 of 12 |
| 2025 | 5,426 | 1.3% | 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 CAMPDCO₂, 2025
3,670
US short tons. 2024: 7,953
SO₂, 2025
0
US short tons
NOx, 2025
0
US short tons
CO₂ per MWh, calculated
0.68 t
About 1,353 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (2), matched to EIA plant 55811 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 |
|---|---|---|---|
| CTG1 | Natural Gas Fired Combustion Turbine | 47.3 | April 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 Calpine Corp-King City 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.
300 analyst questions a month, plus MCP
Query King City Peaking and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near King City Peaking
Questions about King City Peaking
How much power does King City Peaking produce?
King City Peaking reported 5,426 MWh (5.43 GWh) of net generation in 2025, a 1.3% capacity factor on 47.3 MW of nameplate capacity.
Where is King City Peaking?
King City Peaking is in Monterey County, California, at 36.2248, −121.1246. It is in the California Independent System Operator balancing area (CISO).
Who operates King City Peaking?
EIA-860M for August 2026 lists Calpine Corp-King City as the operator (EIA operator ID 2865). The operator is not always the owner.
When did King City Peaking start operating?
Its first generator began operating in April 2002, according to EIA-860M.
Does InfraMap have power prices for King City Peaking?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to King City Peaking, 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
- 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