Summary
On July 30, 1990, a Piper PA-22-150 (N9978D) was involved in an accident near Leavenworth, WA. The accident resulted in 1 fatal injury, 3 serious injuries. The aircraft was destroyed.
The National Transportation Safety Board determined the probable cause of this accident to be: THE PILOT'S MISJUDGEMENT IN PREFLIGHT PLANNING WHEN DEPARTING TOWARD RISING TERRAIN. CONTRIBUTING FACTORS IN THIS ACCIDENT WERE HIS DECISION TO ATTEMPT A CLIMB-OUT WITH FULL FLAPS EXTENDED, AND THE MINIMAL PERFORMANCE DATA AVAILABLE TO HIM UPON WHICH HE COULD BASE HIS DECISION.
This accident is documented in NTSB report SEA90FA149. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N9978D.
Accident Details
Probable Cause and Findings
THE PILOT'S MISJUDGEMENT IN PREFLIGHT PLANNING WHEN DEPARTING TOWARD RISING TERRAIN. CONTRIBUTING FACTORS IN THIS ACCIDENT WERE HIS DECISION TO ATTEMPT A CLIMB-OUT WITH FULL FLAPS EXTENDED, AND THE MINIMAL PERFORMANCE DATA AVAILABLE TO HIM UPON WHICH HE COULD BASE HIS DECISION.
Aircraft Information
Registered Owner (Historical)
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# SEA90FA149