A power outage has been reported affecting 2,900 customers in the area including parts of Tukwila, Rainier View and Rainier Beach neighborhoods. A power outage has been reported affecting 2,900 customers in the area including parts of Tukwila, Rainier View and Rainier Beach neighborhoods. Crews are in route to look for a cause. The boundaries are, on the north, S Bangor St.; on the south, S 170th St., on the west, 76th Ave S and on the east, 42nd Ave S. Not all ccustomers within these boundaries are affected.