Incident Overview
A crew departed Palana on a flight to Lesnaya. Approaching Lesnaya, weather conditions were poor and due to limited visibility, the crew was unable to locate the landing zone and decided to return to Palana.
Accident Sequence
While flying at an altitude below 50 meters, the pilot-in-command initiated a right turn. During the turn, the airplane lost height and crashed into the sea about 270 meters offshore.
Occupants and Injuries
Five occupants swam to shore. One passenger drowned.
Probable Cause
The official findings state the probable cause was the failure of the crew to prepare the flight according to published procedures and without any contact with local ATC. Control was lost during a turn completed at an unsafe altitude in turbulences and relative strong winds.