As many as 15 counties could see outages between Thursday and Sunday in some areas as PG&E guards against fire risk to its equipment and customers.

The utility earlier this week said the shutoffs could affect about 11,500 customers in parts of 15 California counties.

Elevated wildfire concerns have prompted PG&E to issue a likely Public Safety Power Shutoff warning for parts of Northern and Central California into the weekend.

Somersville Fire in Antioch quickly contained; 290 acres burned, evacuation warnings lifted, and one injury reported.

Sara Donchey reports on the Somersville Fire in Antioch. Website: YouTube: Facebook: Instagram: Twitter:

A brush fire sparked off Somerville Road and rapidly grew to more than 200 acres, leading fire authorities to issue evacuation warnings for residents near the site of the blaze.

The Bonanza Fire spread at least 80 acres in the Shingle Springs area of El Dorado County, California, according to Cal Fire.

A new wildfire was reported today at 1:25 p.m. in El Dorado County, California. Bonetti Fire has been burning on federal land managed by the United States Forest Service. At this time, there is no data on the containment status of the fire and the cause has yet to be determined.