Casualties unknown

Emergency Landing in Swamp Due to Engine Power Loss (N74924)

Mcgrath, AK, US

On September 2, 1985, a Piper PA-18-150 (registration N74924) was involved in an aviation accident near Mcgrath, AK. 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 executed an emergency landing in a swamp area after experiencing decreasing engine RPM and oil pressure while en route.

What happened

The aircraft was traveling en route when the pilot noticed that both the engine revolutions per minute (RPM) and oil pressure began to decrease. Approximately 15 miles from the intended destination, the pilot decided to make an emergency landing. The aircraft was landed in an area characterized by small trees and brush located next to a swamp.

The investigation

Following the incident, an examination of the engine was conducted to determine the cause of the power loss. The inspection revealed no mechanical failure or malfunction that would have resulted in a loss of power.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X37660. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.