Cleanview

Coal power plants in CAISO

CAISO has 1 operating coal power plants with 0.1 GW of capacity.

  • Operating1

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

The largest coal power plants in CAISO

Operating, by capacity

#Coal power plantYear onlineCapacity
1Argus Cogen Plant197863 MW

Coal power plants that came online most recently in CAISO

Newest first

#Coal power plantYear onlineCapacity
1Argus Cogen Plant197863 MW
The developer behind each project is on paid plans. See plans

How Cleanview tracks coal power plants

Operating coal 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 coal power plants in CAISO

How many coal power plants are in CAISO?
CAISO has 1 operating utility-scale coal power plants with 0.1 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest coal power plant in CAISO?
Argus Cogen Plant in San Bernardino County, California is the largest, at 63 MW. It came online in 1978.
How many coal power plants were built in CAISO in 2025?
0 coal power plants came online in CAISO in 2025, with 0 MW of capacity.
Who is developing coal 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.

More energy trackers for CAISO

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