Overview

• The Arvada Police Department arrested the juvenile on Oct. 14 on a class 1 misdemeanor count of interference with educational institutions.
• Arvada police, assisted by the FBI, opened the probe after hundreds of Safe2Tell tips in the hours following the Sept. 10 Evergreen High School shooting.
• A forensic review of the student's devices found searches referencing Columbine figures and questions about legal consequences for making threats.
• Investigators reported corroborating Snapchat records, while the image in the post was linked to a 2024 French video with no credible threat to the school.
• The message triggered increased patrols across Arvada schools and about 1,100 Ralston Valley students staying home on Sept. 11.