Power Plants in CAISO (California)

1,769 plants · 115.9 GW total capacity

The CAISO (California) grid region encompasses 1,769 power plants with 115.9 GW total capacity across 4 states.

Largest is Chokecherry and Sierra Madre Wind (3551 MW Wind); oldest active is Santa Ana 1 (1899); newest is Shasta College PH2 Solar Project (2026); top state is California (1,732 plants); top owner is AES Distributed Energy (47 plants).