Summary
On December 01, 1990, a Aero Commander 690A (N400N) was involved in an accident near Ryderwood, WA. The accident resulted in 5 fatal injuries, 1 serious injury. The aircraft was destroyed.
The National Transportation Safety Board determined the probable cause of this accident to be: THE PILOT'S IMPROPER INFLIGHT PLANNING AND FAILURE TO MAINTAIN PROPER ALTITUDE IN MOUNTAINOUS TERRAIN AT NIGHT.
This accident is documented in NTSB report SEA91FA027. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N400N.
Accident Details
Probable Cause and Findings
THE PILOT'S IMPROPER INFLIGHT PLANNING AND FAILURE TO MAINTAIN PROPER ALTITUDE IN MOUNTAINOUS TERRAIN AT NIGHT.
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# SEA91FA027