Delisle Elementary School was placed under a lockdown Wednesday afternoon after a threat was made against the school.
RCMP said a person was arrested on scene and taken into custody. Charges are yet to be laid.
Warman and Delisle RCMP detachments received a call of a threat being made against the school around 12:30 p.m. The school was placed under a lockdown as a safety precaution.
The lockdown was lifted roughly an hour later.
The investigation is ongoing.