No fatalities

CHRISTEN INDUSTRIES INC A-1 accident at Twin Falls, ID, 1 Jul 2021

Twin Falls, ID, United States

On July 1, 2021, a CHRISTEN INDUSTRIES INC A-1 operated by MARC A WILLIAMS was involved in an aviation accident near Twin Falls, ID. No fatalities were reported. Investigators recorded the probable cause as: Partial loss of engine power during a low pass, due to carburetor icing and the pilot’s failure to use carburetor heat during the landing approach. 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

Partial loss of engine power during a low pass, due to carburetor icing and the pilot’s failure to use carburetor heat during the landing approach.

— NTSB Determination

Contributing factors

PilotNot used/operatedEffect on equipment

Frequently asked questions

What happened in the 1 Jul 2021 CHRISTEN INDUSTRIES INC A-1 accident near Twin Falls, ID?

Partial loss of engine power during a low pass, due to carburetor icing and the pilot’s failure to use carburetor heat during the landing approach.

Were there any fatalities in the 1 Jul 2021 CHRISTEN INDUSTRIES INC A-1 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 1 Jul 2021 involved a CHRISTEN INDUSTRIES INC A-1, operated by MARC A WILLIAMS, at Twin Falls, ID.

What was the probable cause of the accident?

Partial loss of engine power during a low pass, due to carburetor icing and the pilot’s failure to use carburetor heat during the landing approach.