No fatalities

21 May 2022: CESSNA 170B — Big Lake, AK

Big Lake, AK, United States

On 21 May 2022, a CESSNA 170B was involved in an aviation accident near Big Lake, AK. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to maintain adequate airspeed during final approach which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall at too low of an altitude to recover. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

Probable cause

The pilot's failure to maintain adequate airspeed during final approach which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall at too low of an altitude to recover.

— NTSB Determination

Contributing factors

Directional control — Not attained/maintainedPilotAirspeed — Not attained/maintainedAngle of attack — Not attained/maintained