Jul 22, 2007
Accident
Substantial Omak, WA
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR PUBU
Probable Cause
The pilot's failure to maintain clearance from the surface of a pond that he was using as a water bucket refill site, which resulted in a tail rotor strike to the water's surface and a torsional overload failure of the tail rotor drive shaft.
NTSB SEA07TA212