Customers of Pacific Gas and Electric along State Route 128 including residents in Yorkville, Boonville, and Philo are currently without power.
The PG&E Power Outage map indicates 2,125 customers are without power in the area.
PG&E crews are actively investigating the cause of the outage, which began around 12:06 p.m., and is estimated to come back online at 4:15 p.m.