No fatalities

SCHWEIZER SGS 1-26B accident at Ontario, OR, 26 Apr 2025

Ontario, OR, United States

On April 26, 2025, a SCHWEIZER SGS 1-26B operated by HAGER BILL E was involved in an aviation accident near Ontario, OR. No fatalities were reported. Investigators recorded the probable cause as: The pilot's exceedance of the airplane's critical angle of attack during the final approach to land, which resulted in an aerodynamic stall and 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 1785761257Data APIEditorial standards

Probable cause

The pilot's exceedance of the airplane's critical angle of attack during the final approach to land, which resulted in an aerodynamic stall and impact with terrain.

— NTSB Determination

Contributing factors

Descent/approach/glide path — Not attained/maintainedAngle of attack — Not attained/maintainedPilot