PG&E is reporting on its outage map that 418 Napa customers are without power due to a downed line on Coombsville Road.
The outages started at 12:28 a.m. today -- Saturday -- and PG&E is estimating power will be restored at 2 p.m.
Repairs are underway, according to the website.Initially around 2,800 customers were affected on streets including Wild Horse Valley Road, Country Lane, North Avenue and Green Valley Road, PG&E spokesman J.D. Guidi said.
--Bay City News contributed to this report.