In May 1948 it was transferred to No. 24 Group, Technical Training Command, and became the location of the School of Explosives Inspection (15 S of T.T) and also No. 5131 Bomb Disposal Wing. In January 1953 the airfield again fell victim to the weather, being overwhelmed during the North Sea flood and was temporarily abandoned when flooded to a depth of . In August 1953 the station became the home of No. 54 Maintenance Unit, tasked with breaking up redundant and crashed aircraft for spare parts, coming under No. 43 Group, Maintenance Command, in December 1954. Between February 1955 and October 1957 North Coates was the base of "B" Flight, No. 275 (Air Sea Rescue) Squadron flying Bristol Sycamore HR.14. helicopters.