ON SATURDAY CALIFORNIA'S INDEPENDENT SYSTEM OPERATOR CALLED FOR A STAGE 2 EMERGENCY, saying residents should expect rotating electrical blackouts. — On Saturday California's Independent System Operator called for a Stage 2 emergency, saying residents should expect rotating electrical blackouts.

ISO also advises residents to conserve energy.

Stage 2 means, "The ISO has taken all mitigating action and is no longer able to provide its expected energy requirements."

CAISO said the declaration was due to high heat and increased demand, according to CAISO.

The agency said fires caused a generator and a solar farm to trip offline, highlighting the need for residents to reduce energy use.