UPDATED: 7:10 a.m.: Clothes touching the power lines were the report cause of the outage in Glendora, an official at Southern California Edison said Monday morning.
About 1,811 customers were without power initially. Crews had not completely restored power to remaining customers until a little after 3:31 a.m., SCE said.
The boundaries for the outage were
West Palm Drive to the north, Alosta Avenue to the south, Valley Center Avenue to the east and Wildwood Avenue to the west.
PREVIOUSLY: A blown transformer was reportedly the cause of a roughly two-hour-long power outage, Sunday.
The transformer malfunctioned in the 500 block of West Oak Trail Around 5:02 p.m. Wires from the transformer fell into some residents' backyards, said Lieutenant Ward of Glendora Police.
Southern California Edison was unable to return calls to give the boundaries of the power outage, or a cause.
The Vons shopping center in the 400 block of West Foothill Blvd was without power, as well as Ralphs, 655 South Grand Avenue and Legends, 1155 East Route 66, Ward said.
Multiple intersections were also blacked out, including Grand Avenue and Sierra Madre Avenue, Grand Avenue and Bennett Avenue, Compromise Line Road and Route 66, as well as Hunters Trail and Route 66, Ward said.
Officers set up stop signs at the affected intersections.
Power was eventually restored roughly two hours later, Ward said.