Factual Information
The accident occurred on 15 August 2003 to the Boeing 737-33V aircraft, registration HB-III, operated by EasyJet Switzerland as flight EZS 903. The location was in the region of Oyonnax, France, about 35 km west of Geneva airport. The final report was prepared by the Federal Aircraft Accident Board based on an investigation report by the Air Accident Investigation Bureau dated 21 June 2007.
Flight History
The report includes a history of the flight, covering flight preparation and crew details. Prior to the accident, two other aircraft had departed from Geneva: flight EZS 995 and flight VP-BKK. The flight history section also describes the departure from Geneva.
Meteorological Conditions
At the time of the accident, the general meteorological situation and weather conditions in the Oyonnax region were documented. Hazardous weather phenomena included thunderstorms and hail. Damage due to hail in the Oyonnax region was recorded. The size of the hailstones at the altitude of the aircraft at the time of the accident was also noted.
Aircraft Information
The aircraft was a Boeing 737-33V with registration HB-III. The report provides details on its engines, avionics, mass and centre of gravity, and a description of the weather radar.
Personnel Information
Information on the commander, copilot, cabin crew, and air traffic controllers (designated A through E) is included in the report.
Recordings and Communications
The report references the digital flight data recorder (DFDR) and cockpit voice recorder (CVR), as well as recordings of conversations and communication systems.
Investigation
The investigation was conducted by the Swiss Federal Aircraft Accident Board. The report's purpose is to prevent future accidents, not to determine blame or liability.