No fatalities

CHRISTEN INDUSTRIES INC A-1 accident at Point MacKenzie, AK, 1 Sept 2022

Point MacKenzie, AK, United States

On September 1, 2022, a CHRISTEN INDUSTRIES INC A-1 was involved in an aviation accident near Point MacKenzie, AK. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s improper monitoring and failure to maintain airspeed during a critical phase of flight, which resulted in an exceedance of the airplane’s critical angle of attack, an aerodynamic stall, and subsequent impact with terrain. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot’s improper monitoring and failure to maintain airspeed during a critical phase of flight, which resulted in an exceedance of the airplane’s critical angle of attack, an aerodynamic stall, and subsequent impact with terrain.

— NTSB Determination

Contributing factors

PilotAirspeed — Not attained/maintained