Loss of separation involving a Fokker B.V. F28 MK 3000, VH-EWF and Cessna 210M, VH-WNK, 35 km south-west of Canberra, Australian Capital Territory, on 18 March 1993
Loss of separation involving a Beech Aircraft Corp B200C, VH-AMS and British Aerospace PLC 3107, VH-TQK, Port Macquarie, New South Wales, on 15 March 1993