No fatalities

AERONCA 7AC accident at Valley Springs, CA, 23 Feb 2024

Valley Springs, CA, United States

On February 23, 2024, an AERONCA 7AC was involved in an aviation accident near Valley Springs, CA. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s decision to maneuver the airplane at a low altitude and inadvertently entering a box canyon where the airplane could not outclimb the rising 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 decision to maneuver the airplane at a low altitude and inadvertently entering a box canyon where the airplane could not outclimb the rising terrain.

— NTSB Determination

Contributing factors

PilotCapability exceeded