No fatalities

CESSNA 170B accident at Miles City, MT, 11 Jun 2021

Miles City, MT, United States

On June 11, 2021, a CESSNA 170B was involved in an aviation accident near Miles City, MT. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s failure to maintain directional control during takeoff which resulted in a ground loop and collision 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 pilot’s failure to maintain directional control during takeoff which resulted in a ground loop and collision with terrain.

— NTSB Determination

Contributing factors

Directional control — Not attained/maintainedPilotContributed to outcome

Frequently asked questions

What happened in the 11 Jun 2021 CESSNA 170B accident near Miles City, MT?

The pilot’s failure to maintain directional control during takeoff which resulted in a ground loop and collision with terrain.

Were there any fatalities in the 11 Jun 2021 CESSNA 170B accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 11 Jun 2021 involved a CESSNA 170B, at Miles City, MT.

What was the probable cause of the accident?

The pilot’s failure to maintain directional control during takeoff which resulted in a ground loop and collision with terrain.