NTSB Identification: SEA91LA050.
The docket is stored on NTSB microfiche number 43243.
Accident occurred Wednesday, February 13, 1991 in OGDEN, UT
Probable Cause Approval Date: 05/07/1993
Aircraft: BEECH F33A, registration: N66841
Injuries: 4 Fatal.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

DURING THE CLIMB TO CRUISE PHASE, SHORTLY AFTER TAKEOFF, THE PILOT REPORTED THAT THE AIRPLANE WAS PICKING UP RIME ICE AND THE ENGINE WAS RUNNING ROUGH. THE FLIGHT WAS CLEARED TO RETURN TO THE AIRPORT, HOWEVER, THE FLIGHT WAS UNABLE TO RETURN AND WAS DITCHED IN THE GREAT SALT LAKE. THE AIRPLANE WAS NOT RECOVERED.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

THE PILOT ELECTED TO FLY INTO KNOWN ADVERSE WEATHER AND ENCOUNTERED ICING CONDITIONS. CONTRIBUTING TO THE ACCIDENT WAS THE PILOT'S INADEQUATE EVALUATION OF THE WEATHER AND A LOSS OF ENGINE POWER FOR UNDETERMINED REASONS.

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