Jefferson County, CO. – On December 13, 2018, at 9:20 a.m., an unknown person called in threats to Columbine High School, claiming multiple explosive devices were inside and the caller was hiding outside the school with a gun. The area around the school was searched and no suspects were located. The initial investigation revealed nothing to validate the original threats made. At about 12:45 p.m., it was determined the threat was not substantiated.
Along with Columbine High School twenty-two other area schools in the area were also placed on a lock down procedure as a precaution by Jefferson County Public School Security. Except for Columbine High School all other lock outs were lifted. Jefferson County Public School Security sent out information to parents of Columbine students regarding a controlled pick up of students.
The Sheriff’s Office greatly appreciates the assistance of the Morrison Police Department, Colorado State Patrol, Colorado Division of Wildlife, Jefferson County Public School Security, Littleton Fire Department, and South Metro Fire Department during this incident.
The investigation to determine the source of this threat is ongoing. Investigators are evaluating other similar events reported to determine any relation. Anyone with any information is asked to call the JCSO tipline at (303) 271-5612.