CUPERTINO, Calif. - A major thoroughfare in Cupertino is closed late Thursday afternoon due to a gas leak, according to the Santa Clara County Fire Department.
The gas leak is on De Anza Boulevard, a fire department spokesperson said. The southbound lanes of De Anza Boulevard are closed between Mariani Avenue and Stevens Creek Boulevard.
Four office buildings were evacuated.
Pacific Gas & Electric clamped the leak at around 6:40, fire officials said. Southbound De Anza was estimated to reopen at 7:30 p.m.
The fire department said city workers, Santa Clara County Sheriff's Department and PG&E remain at the scene.
It is not known what caused the leak.
KTVU contributed to this story.