No bomb found at Lone Star College in Tomball

An evacuation at Lone Star College-Tomball prompted by a bomb threat has been lifted after authorities found no evidence of an explosive, officials said.

The college was notified about 1:30 p.m. after someone called the Montgomery County Sheriff's Office and made a bomb threat, school officials said. The campus at 30555 Tomball Parkway was evacuated.

The evacuation was lifted about 4:40 p.m. after bomb squads from Harris and Montgomery counties searched the campus, officials said.

Those who evacuated will be escorted into the building, until 8 Wednesday night, to get their belongings.

Normal operating hours will resume at 10 a.m. Thursday.

Student access to the building will be restricted, and require an escort, between 8 a.m. and 10 a.m. Thursday, officials said.