No fatalities

AERONCA 11AC accident at Apple, ID, 16 Sept 2023

Apple, ID, United States

On September 16, 2023, an AERONCA 11AC operated by Robert Neils was involved in an aviation accident near Apple, ID. No fatalities were reported. Investigators recorded the probable cause as: Fuel starvation due to the pilot’s incorrect movement of the fuel selector valve to OFF, which resulted in a loss of engine power. 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

Fuel starvation due to the pilot’s incorrect movement of the fuel selector valve to OFF, which resulted in a loss of engine power.

— NTSB Determination

Contributing factors

PilotFluid managementDirectional control — Not attained/maintained