San Francisco officials wrote in a letter to the head of PG&E's parent company that they're seeking a formal state investigation into the December substation fire and blackouts.

SACRAMENTO, Calif. (AP) — A brutal Western heat wave brought California to the verge of ordering rolling blackouts but the state’s electrical grid managed to handle record-breaking demand. The state’s ...

Waymo is facing a double hit in California. Over the weekend, a massive power outage in San Francisco left the company’s self-driving fleet stalled at darkened intersections, hazard lights blinking as ...

San Francisco lawmakers escalated efforts to break up with PG&E on Monday — and replace it with a publicly owned utility. Following massive power outages this winter that affected some residents for ...

LOS ANGELES (Reuters) - The agency running California's power grid warned that millions of homes could be hit by rolling blackouts imposed on Monday to manage overwhelming energy demands caused by an ...