No fatalities

2025-06-08: De Havilland DHC-6 Twin Otter (N166DH) — Randigo — Tullahoma-William Northern Field, United States of America

Tullahoma-William Northern Field, United States of AmericaTakeoff (climb)

On June 8, 2025, a De Havilland DHC-6 Twin Otter (registration N166DH) operated by Randigo was involved in an aviation accident near Tullahoma-William Northern Field, United States of America during takeoff. No fatalities were reported. Investigators recorded the probable cause as: An unidentified issue occurred during the climb phase, causing the aircraft to lose altitude and strike trees. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781188480Data APIEditorial standards

An aircraft crashed into trees shortly after departing Tullahoma-William Northern Field Airport, resulting in several injuries.

What happened

During the initial climb phase following departure from Tullahoma-William Northern Field Airport, the aircraft encountered an unidentified mechanical or operational issue. This malfunction caused the plane to lose altitude, leading to a collision with trees in the vicinity of the airfield.

The force of the impact caused significant structural failure, specifically resulting in the separation of the empennage and the left wing. The cockpit area also sustained heavy damage during the crash.

Regarding the occupants, the accident resulted in four serious injuries, while other individuals on board sustained only minor injuries.

Findings

Investigators have noted that the aircraft experienced an unknown issue during the climb, which directly led to the loss of altitude and the subsequent impact with vegetation.

Probable cause

An unidentified issue occurred during the climb phase, causing the aircraft to lose altitude and strike trees.