No fatalities

BEECH C23 accident at Knoxville, TN, 12 Feb 2026

Knoxville, TN, United States

On February 12, 2026, a BEECH C23 operated by PORTAL PLANES LLC was involved in an aviation accident near Knoxville, TN. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s failure to maintain directional control of the airplane during the landing roll, which resulted in a runway excursion and collision with a ditch. 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 failure to maintain directional control of the airplane during the landing roll, which resulted in a runway excursion and collision with a ditch.

— NTSB Determination

Contributing factors

PilotDirectional control — Not attained/maintained