No fatalities

AYRES CORPORATION S2R-T34 accident at Three Rocks, CA, 1 Sept 2023

Three Rocks, CA, United States

On September 1, 2023, an AYRES CORPORATION S2R-T34 was involved in an aviation accident near Three Rocks, CA. No fatalities were reported. Investigators recorded the probable cause as: The airplane’s exceedance of the critical angle of attack, resulting 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 2026-08-03Data APIEditorial standards

Probable cause

The airplane’s exceedance of the critical angle of attack, resulting in an aerodynamic stall and impact with terrain.

— NTSB Determination

Contributing factors

Airspeed — Not attained/maintainedCapability exceededPilot