Collision with terrain involving de Havilland DH82-A, VH-CES, Cairns, Queensland, on 29 August 1991
Engine malfunction involving Boeing B747-238, HS-TGC, 2 km north-west of Sydney, New South Wales, on 3 August 1991
Aerodrome related event involving an Airbus A320-211, VH-HYJ and Boeing 767-338ER, VH-OGE, near Roma, Queensland, on 27 July 1991
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