LAFAYETTE, Colo. (CBS4)– Centaurus High School in Lafayette was placed on lockdown late Wednesday morning and police said it was due to a false alarm. The lockdown was lifted before 1 p.m.

The high school in the Boulder Valley School District is located at 10300 South Boulder Road in Lafayette.

(credit: CBS)

A portion of South Boulder Road was closed to non-emergency vehicles.

Centaurus High School In Lafayette On Lockdown

(credit: CBS)

Copter4 showed a large police presence outside the school just after 11 a.m.

Lafayette police said in a tweet “No harm to students or staff has been reported.” Dispatchers in Boulder County originally got a report of gunshots heard at or in the school.

Two schools nearby — Angevine Middle and Ryan Elementary — were also placed on lockdown but BVSD said in a tweet at 11:25 a.m. those lockdowns were lifted.

Jennifer McRae