Seattle City Light crews restored power at 1:30 a.m. on Thursday, July 15 to all 850 customers in an area from Delridge to White Center. Seattle City Light crews restored power at 1:30 a.m. on Thursday, July 15 to all 850 customers in an area from Delridge to White Center. The outage had started at about 7 p.m. on Wednesday, July 14. The cause of the outage was probably a tree in the line from a large greenbelt located near 4th Avenue SW & SW Cloverdale Street.