Tucson Electric Power (TEP) responded to various power outages throughout the west side of I-10.
About 4,000 customers have been without power since around 6 p.m.
The power outages are taking place at Tucson Estates area, Old Tucson Ranch Estates area and near West Ina Road and North Silverbell Road.
For more information, visit TEP.
KGUN 9 is reaching out to TEP for more information.