No fatalities

PIPER PA-20-135 accident at Riverside, UT, 1 Jan 2021

Riverside, UT, United States

On January 1, 2021, a PIPER PA-20-135 was involved in an aviation accident near Riverside, UT. No fatalities were reported. Investigators recorded the probable cause as: A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence. This summary draws on records from NTSB; 2 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence.

— NTSB Determination

Contributing factors

Power lever — FailurePilotContributed to outcome

Frequently asked questions

What happened in the 1 Jan 2021 PIPER PA-20-135 accident near Riverside, UT?

A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence.

Were there any fatalities in the 1 Jan 2021 PIPER PA-20-135 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 1 Jan 2021 involved a PIPER PA-20-135, at Riverside, UT.

What was the probable cause of the accident?

A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence.