FRIDAY 10/22/21 3:47 p.m.

SALT LAKE CITY (ABC4) – Salt Lake City Police have confirmed the safety alert that locked down a local high school has been discredited.

“After a very extensive investigation, we have determined there is no creditable threat associated with the tip provided through the SafeUT App,” police say.

Authorities were in contact with school officials throughout the investigation and will remain on campus as a safety precaution.

ORIGINAL STORY: DEVELOPING: Highland High placed under Secure Alert in SLC while police investigate tip

FRIDAY 10/22/21 10:32 a.m.

SALT LAKE CITY (ABC4) – A Salt Lake City high school has been placed under Secure Alert while authorities investigate a tip.

The Salt Lake City School District announced police are at Highland High School to investigate the tip, which was received through the Safe UT app.

“In an abundance of caution, the school is on Secure Alert. Students are safe inside the school, and all exterior doors are locked,” the district says.

Salt Lake City Police say their school resource officers and patrol officers are on scene assisting Highland High administrators to ensure the safety of students and staff.

“We continue to investigate the tip to determine its credibility,” Salt Lake City Police say.

ABC4 is working to gather additional information and will update this story as details become available.

This comes just days after criminal charges were filed against a 15-year-old who was allegedly planning to carry out an attack on Weber High School.