Casualties unknown

Engine Problem Prompts Emergency Landing, Carburetor Icing Suspected (N7852P)

Ogden, UT, US

On November 2, 2004, a Piper PA-24-250 (registration N7852P) operated by KW Avation was involved in an aviation accident near Ogden, UT. Investigators recorded the probable cause as: the loss of engine power due to carburetor icing. Contributing factors include the weather conditions conducive for carburetor icing, and a lack of suitable terrain for a forced landing. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

A pilot reported engine problems during approach, leading to a forced landing that resulted in substantial damage. Post-accident inspection revealed water in the carburetor air box, and weather conditions were conducive to carburetor icing.

Accident Overview

A pilot reported engine problems while on approach to an airport. During the subsequent forced landing, the airplane struck a berm and tall brush, resulting in substantial damage.

Post-Accident Findings

A post-accident examination of the engine, conducted on the day of the accident, discovered a small amount of water in the air box around the carburetor. The routine weather report taken at 1653 indicated a temperature of 42 degrees Fahrenheit and a dewpoint of 25 degrees Fahrenheit. According to the carburetor icing chart, these conditions were conducive to carburetor icing at glide and cruise power settings.

Pilot Reports

Several other pilots flying in the area at the time of the accident reported experiencing carburetor icing, corroborating the atmospheric conditions favorable for ice formation.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20041105X01765. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.