RAAF Base Amberley (ICAO: YAMB) is a Royal Australian Air Force (RAAF) military airbase located 8 km (5.0 mi) southwest of Ipswich, Queensland in Australia and 50 km (31 mi) southwest of Brisbane CBD. It is currently home to No. 1 Squadron (operating the F/A-18F Super Hornet), No. 6 Squadron (operating the EA-18G Growler), No. 33 Squadron (operating the Airbus KC-30A), No. 35 Squadron (operating the C-27J Spartan) and No. 36 Squadron (operating the Boeing C-17 Globemaster III). Amberley is also home to Army units making up the 9th Force Support Battalion (9 FSB). Located on 1,600 hectares (4,000 acres), RAAF Amberley is the largest operational base in the RAAF, employing over 5,000 uniformed and civilian personnel. There are a variety of other formations on the base such as training colleges and maintenance areas. Amberley's largest squadron in terms of personnel is No.