The "all clear" has been given at Prosper High School after it was evacuated due to a bomb threat received via phone early Monday morning.

Students and teachers were forced to leave the building for about an hour.

Parents were notified of the threat via text message. Prosper Police and Prosper ISD police responded to the scene.

At about 12:30 p.m. police said the Plano bomb squad had cleared the school, allowing for students and staff members to be let back in.