Forced/precautionary landing involving a Piper PA-28-181, VH-NOR, 2 km north-west of Mittagong (ALA), New South Wales, on 18 April 1998
Partial power loss involving a Gippsland Aeronautics Pty Ltd GA-200, VH-SAV, 20 km south-east of Mount Gambier Aerodrome, South Australia, on 17 April 1998
Rejected take-off involving a British Aerospace PLC BAe 146-200A, VH-JJP, Darwin Aerodrome, Northern Territory, on 17 April 1998
Airframe event involving a Cessna 310R, VH-TXE, Nyngan Aerodrome, New South Wales, on 14 April 1998
Hydraulic involving a Fairchild SA227-DC, VH-WBA, Forestania, Western Australia, on 13 April 1998
Airframe event involving a Rockwell International 114, VH-ZWH, Avington Homestead, Queensland, on 12 April 1998
Hydraulic involving a Fairchild SA227-DC, VH-HWR, Parkes Aerodrome, New South Wales, on 10 April 1998
Collision with terrain involving a Bell 206B (III), VH-WCQ, 22 km north of Dampier, Western Australia, on 10 April 1998
Control - Other involving a Fairchild SA227-DC, VH-OYB, Broome Aerodrome, Western Australia, on 7 April 1998
Miscellaneous - Other involving a Boeing 737-4L7, VH-TJW, R295- Port Wakefield firing range, South Australia, on 6 April 1998
Hard landing involving a Cessna R182, VH-PUF, Canberra Airport, Australian Capital Territory, on 6 April 1998