UPDATE (6:25 p.m.) - As of 6:25 p.m., power had been restored to most of the residents and businesses that lost power, except for about 350 customers in neighborhoods near the original crash site.
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(4:20 p.m.) - The City of Arroyo Grande is advising residents on Fair Oaks Avenue between Halcyon Road and Walnut Street to shelter in place due to downed power lines caused by a traffic collision.
The crash happened in the area of Walnut Street and Farroll Avenue at about 3:25 p.m. Thursday.
The incident also caused a power outage affecting nearly 4,200 PG&E customers in the Five Cities area. PG&E says crews are currently working to restore power.
Authorities are asking drivers and pedestrians to avoid the area of the downed lines.