Shortly before 10:30 a.m. Thursday morning the alarms started to sound at the Saskatoon Airport.

Those in the building were advised that it was not a drill and they needed to evacuate immediately.

The Saskatoon Airport Authority confirms the airport was evacuated due to an alarm. Airport officials say the situation has now concluded without incident and all operations have returned to normal.

Neither departures nor arrivals at the airport are reporting any delays.