SPOKANE COUNTY, Wash --- Four hundred Avista customers in the Deer Park area lost power Thursday night around 10:30 p.m.

Power was restored to the area before 3:00 a.m. Friday, though crews had expected it to take until 6:00 a.m.

Crews are looking into what caused the outage.

Check Avista's power outage map for more details and updates.