How many natural gas power plants are in California?

California has 314 operating utility-scale natural gas power plants with 40 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest natural gas power plant in California?

Haynes in Los Angeles County, California is the largest, at 1,739 MW. It came online in 2013.

How many natural gas power plants were built in California in 2025?

2 natural gas power plants came online in California in 2025, with 56 MW of capacity.

Who is developing natural gas power plants in California?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Natural gas power plants in California

California has 314 operating natural gas power plants with 40 GW of capacity. 2 came online in 2025.

Operating314

See planned natural gas power plants in California

Updated monthly. Last updated November 2026.

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

California had 245 natural gas power plants online in 2016 and 314 in 2026

245

261

275

291

298

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305

308

311

313

314

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Natural gas power plants online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest natural gas power plants in California

Operating, by capacity

#	Natural gas power plant	County	Year online	Capacity
1	Haynes	Los Angeles County	2013	1,739 MW
2	Ormond Beach	Ventura County	1973	1,612 MW
3	Dynegy Moss Landing Power Plant Hybrid	Monterey County	2002	1,398 MW
4	La Paloma Generating Plant	Kern County	2003	1,156 MW
5	AES Alamitos LLC	Los Angeles County	1964	1,115 MW
6	Mountainview Generating Station	San Bernardino County	2006	1,037 MW
7	High Desert Power Plant	San Bernardino County	2003	960 MW
8	Delta Energy Center	Contra Costa County	2002	944 MW
9	Scattergood	Los Angeles County	2015	876 MW
10	Marsh Landing Generating Station	Contra Costa County	2013	828 MW

Natural gas power plants that came online most recently in California

Newest first

#	Natural gas power plant	County	Year online	Capacity
1	Grayson	Los Angeles County	2026	114 MW
2	UCLA So Campus Cogen Project	Los Angeles County	2025	47 MW
3	Blacksand Generating Facility	Orange County	2025	10 MW
4	Enchanted Rock Lodi	San Joaquin County	2024	48 MW
5	Enchanted Rock Turlock Irrigation Distri	Stanislaus County	2024	47 MW
6	ERock MID Claribel Generation Station	Stanislaus County	2024	48 MW
7	BD Biosciences - Milpitas, CA	Santa Clara County	2023	1 MW
8	GreenStruxure REP009, LLC	Los Angeles County	2023	1 MW
9	Biola University Hybrid	Los Angeles County	2023	4 MW
10	Anheuser Busch - Fairfield	Solano County	2022	3 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks natural gas power plants

Operating natural gas power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about natural gas power plants in California

How many natural gas power plants are in California?: California has 314 operating utility-scale natural gas power plants with 40 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest natural gas power plant in California?: Haynes in Los Angeles County, California is the largest, at 1,739 MW. It came online in 2013.
How many natural gas power plants were built in California in 2025?: 2 natural gas power plants came online in California in 2025, with 56 MW of capacity.
Who is developing natural gas power plants in California?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.