NTSB Identification: ANC91IA102.
The docket is stored on NTSB microfiche number 45741.
Incident occurred Monday, July 15, 1991 in ILIAMNA, AK
Probable Cause Approval Date: 05/03/1993
Aircraft: DE HAVILLAND DHC2 MK1, registration: N6LU
Injuries: 2 Uninjured.

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

THE PILOT WAS MANEUVERING THE AIRPLANE TO AVOID WEATHER. HE ATTEMPTED TO FLY OVER A HILL AND A DOWNDRAFT BEGAN TO PUSH HIM INTO THE HILL. HE APPLIED FULL POWER BUT WAS UNABLE TO RECOVER. CONSEQUENTLY, HE EXECUTED A LANDING ON THE HILLTOP. WIND IN THE AREA WAS REPORTED TO BE FROM THE SOUTH AT 60 KNOTS. THE PILOT REPORTED THE WIND TO BE FROM 110 DEGREES AT 12 KNOTS GUSTING TO 20 KNOTS.

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

THE PILOT-IN-COMMAND'S ATTEMPTED FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS. CONTRIBUTING TO THE ACCIDENT WAS THE HIGH AND GUSTY WINDS IN THE ACCIDENT AREA.

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