Ownership reported to EIA Form 860. Percentages reflect reported generator-level ownership share, averaged when a plant has multiple generators.
Grid context
NERC Region
WECC
Balancing Authority
California Independent System Operator
What this means
Wind farms harvest kinetic energy from moving air using large rotor blades coupled to generators. Like solar, they produce zero emissions but vary with weather. Onshore wind capacity factors typically run 30–45%; offshore can exceed 50%.