A student at Liberty High School in Paso Robles was arrested Thursday on suspicion of having a weapon on school grounds.
According to the Paso Robles Unified School District, school staff received a report shortly before 10 a.m. that a student had displayed a knife in the parking lot.
School officials identified two students as possible suspects. The school's resource officer patted down both students and reportedly found one of them in possession of a folding pocket knife.
The 17-year-old boy was arrested and taken to juvenile hall.
School officials say they determined there was no ongoing threat to students or staff.