Cleanview

Planned natural gas power plants in CAISO

Developers have proposed 6 natural gas power plants in CAISO with 1.1 GW of capacity, in the grid operators' interconnection queues.

  • Planned6

See operating natural gas power plants in CAISO

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

The largest planned natural gas power plants in CAISO

Planned, by capacity

#Natural gas power plantExpected onlineCapacity
1Sunrise Power Improvement2024656 MW
2Tracy Combined-Cycle Power Plant2027145 MW
3Los Esteros Critical Energy Facility Expansion2023120 MW
4Midway Peaking2027120 MW
5Fresno Cogeneration Expansion Project202373 MW
6Tracy-Additional Capacity201220 MW

Planned natural gas power plants expected online soonest in CAISO

In the next 18 months, soonest first

#Natural gas power plantExpected onlineCapacity
1Tracy Combined-Cycle Power Plant2027145 MW
2Midway Peaking2027120 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 CAISO

How many natural gas power plants are planned in CAISO?
Developers have proposed 6 natural gas power plants in CAISO with 1.1 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.
What is the largest planned natural gas power plant in CAISO?
Sunrise Power Improvement in Kern County, California is the largest planned, at 656 MW. It is expected to come online in 2024.
Who is developing natural gas power plants in CAISO?
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.

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