Update: David Song of Southern California Edison said that power was restored at 4:48 a.m. Thursday morning.
Original: A power outage has left 594 Arcadia customers in the dark Wednesday.
Southern California Edison spokesperson Lois Pitter Bruce said a damaged underground cable caused the outage, which was reported at 6:10 p.m.
It is unclear when power will be restored.
"Crews are working as quickly and safely as possible," Bruce said.
The outage boundaries are as follows: St. Joseph's to the north, Huntington Drive to the south, San Miguel to the west and First Avenue to the east.
*Never, ever touch a downed power line.
Check Patch later for updates.