Nhill Airport is located 1 nautical mile northwest of Nhill, Victoria, Australia, about four hours northwest of Melbourne.HistoryWorld War IIThe Royal Australian Air Force (RAAF) commandeered the airfield during World War II.No. 1 Operational Training UnitNo. 1 Operational Training Unit (1OTU) provided advanced operational flying and instruction. Formed on 22 December 1941, the unit was temporary housed at Nhill until RAAF East Sale at Sale, Victoria became available. Due to operational requirements the RAAF relocated 1OTU to RAAF Bairnsdale at Bairnsdale, Victoria in June 1942.No. 2 Air Navigation SchoolNo. 2 Air Navigation School relocated to Nhill from RAAF Mount Gambier at Mount Gambier, South Australia in September 1941. The Commanding Officer was Wing Commander A.G. Carr (AFC). Airplanes used to train pilots in air navigation were Fairey Battles, Tiger Moths, Wirraways, Oxfords, Beauforts and Hudsons.