The ATSB is investigating an incorrect configuration event involving an Embraer 190LR, VH-A2T, near Olympic Dam Airport, South Australia, on 4 February 2025.
The aircraft was operating as Alliance Airlines flight, QQ3120 from Adelaide to Olympic Dam, South Australia, as a scheduled passenger transport service. During approach, the crew selected and landed with the incorrect flap setting.
The evidence collection phase of the investigation will involve reviewing flight data, interviewing the flight crew and reviewing standard operating procedures.
A final report will be released at the conclusion of the investigation. Should a critical safety issue be identified during the course of the investigation, the ATSB will immediately notify relevant parties, so that appropriate safety action can be taken.