Political and technological changes made the station redundant and it closed in 1990. The radar squadron that was there (No. 12 Radar Squadron) was transferred to CFB Bagotville. 2452 AC&W squadron, an auxiliary (reserve) unit from Quebec City trained at Mont Apica until its closure (of 2452 AC&W squadron) in 1960. There was also a weather radar used by the military and later by the Meteorological Service of Canada. After the closing of the station, it was transferred to the Lac Castor site of the Canadian weather radar network.