The Orange County Sheriff's Department said calls came in shortly before 8 a.m. regarding an unsubstantiated report of a person on campus with a weapon at Hewes Middle School.
Hewes Middle School and Foothill High School were both placed on lockdown. Deputies searched and cleared the schools and the lockdowns were lifted by later in the morning.
Orange County sheriff's officials later tweeted that following the search, all students and staff members are safe.
Sheriff's officials told Eyewitness News that one man was detained. No weapon was found and no shots were fired.