Some 2,400 customers were left without electrical power.
Redondo Beach police say Manuel Morales of Hawthorne was speeding and lost control of his car.
Investigators say the car crashed into a power pole, a fence and a parked car on Blossom Lane and Dufour Avenue.
Morales was arrested on suspicion of drunken driving. It was not clear if Morales was injured in the collision.