No fatalities

ROBINSON HELICOPTER R22 BETA accident at Sevierville, TN, 9 Aug 2023

Sevierville, TN, United States

On August 9, 2023, a ROBINSON HELICOPTER R22 BETA operated by Sevier County Aviation was involved in an aviation accident near Sevierville, TN. No fatalities were reported. Investigators recorded the probable cause as: The flight instructor’s improper flight control inputs during the practice hovering autorotation that resulted in a loss of control 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 flight instructor’s improper flight control inputs during the practice hovering autorotation that resulted in a loss of control and impact with terrain.

— NTSB Determination

Contributing factors

Configuration — Not attained/maintainedInstructor/check pilot