Update 4:05 P.M. Colleyville and Grapevine police departments have completed their investigation and the threat was not substantiated. CHHS has been cleared to be released from the Secure and dismissal will begin on time. Shuttles and buses will also start service. Thank you to our students, staff and police partners during this precautionary response to the campus.

Update 3:51 P.M. CHHS Secure continues. When the campus is cleared for dismissal, bus transportation will be provided as normal, but we do anticipate slight delays. We will keep you informed as soon as we know about timing.

Update 3:38 P.M. Police are still conducting their investigation at CHHS and the campus remains in a Secure. Dismissal at HES and ECDC has been completed. Dismissal at HMS is underway with additional police presence as a precaution. We will continue to keep you updated.

Update 3:17 P.M. CHHS continues to be in a Secure while police continue to investigate. Another update to follow once we have additional information.

Update 2:58 P.M. Dismissal at HES is underway. ECDC will dismiss at 3:15 and HMS will dismiss at 3:35 p.m. with additional police presence as a precautionary measure. CHHS remains in Secure as the investigation continues. More updates to follow.

Update 2:40 P.M. A threat was called into CHHS which prompted that campus to go into a Secure protocol. We have placed Heritage Elementary, Heritage Middle and ECDC in a Secure as a precautionary measure. Colleyville and Grapevine police departments are at CHHS investigating the threat. We will continue to share more information as we have it.

Update 2:29 P.M. Heritage Elementary, Heritage Middle, ECDC and iUniversity Prep have been placed in a “Secure” protocol due to a precautionary investigation at Colleyville Heritage High School. When Secure is called, students and staff remain inside the building and conduct business as usual. Exterior doors remain locked and visitors will not be granted access to the school.

More information to follow.

2:20 P.M. Colleyville Heritage High School has been placed in a “Secure” protocol. When Secure is called, students and staff remain inside the building and conduct business as usual. Exterior doors remain locked and visitors will not be granted access to the school. This was called to conduct a precautionary investigation.

Shuttles will not be running to or from between Colleyville Heritage High School until further notice.

We will keep you informed once we have additional updates.

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