Lockheed C141, M60193, Boeing B737, VH-CZC, 30 km north of Sydney, New South Wales, on 19 July 1991
Loss of separation involving Airbus A320, VH-HYB and Boeing 727, VH-TBN, 40 km east-north-east of Eildon Weir, Victoria, on 18 July 1991
Loss of separation involving Airbus A320, VH-HYF and Boeing 767, VH-EAK, 200 km north-east of Adelaide, South Australia, on 17 July 1991
Loss of separation involving Boeing 737-376, VH-TAH and Boeing 737-377, VH-TAF, 296 km north-east of Perth, Western Australia, on 11 July 1991
Total power loss involving Cessna 210L, VH-TRD, 148 km west of Tindal (14`48' S - 130`52' E), Northern Territory, on 4 July 1991
Loss of control involving Cessna 150L, VH-IQB, 16 km south of Landor Station, Western Australia, on 4 June 1991
Ditching involving a Puma SA 330J, VH-WOF, Mermaid Sound, Western Australia, on 12 May 1991
Wirestrike involving Robinson R22-Beta, VH-JXV, Nithsdale Station, 90 km south-west of McKinlay, Queensland, on 28 April 1991