Breakdown of co-ordination between a Boeing Co 737-476, VH-TJG and a Pilatus PC-12, VH-FMC, Adelaide Airport, South Australia, on 26 September 1998
Loss of separation Boeing 767, N601EV and a Boeing 747, 9M-MPD, 9 km south of Bindook, New South Wales, on 21 September 1998
Boeing 747, ZK-SUI and Bell 212, RESCUE 500, Brisbane Aerodrome, Queensland, on 21 September 1998
British Aerospace 146 (BAe 146), en route from Norfolk Is. to Sydney, on 18 September 1998
Depressurisation involving a British Aerospace PLC BAe 146-200A, VH-JJQ, 278 km south of Karratha Aerodrome, Western Australia, on 18 September 1998
Abnormal engine indications involving a Piper PA-31-350, VH-MZI, 113 km north-east of Albury Aerodrome, New South Wales, on 15 September 1998