Accident to the helicopter AS350 registered RA-07259 on 05/14/2016 at Sukhodolskoye Lake [Investigation led by MAK / Russian Federation]

Preliminary data based on the notification from the Russian Federation authorities:

The flight was performed by two helicopters, at 06:20 the pilot of the second helicopter saw the AS350B3e RA-07259 falling down into the lake. Presumably the aircraft fell due to collision with the power line.