Casualties unknown

1986-02-26: Piper PA34-200T (N8305C) — Antelope, OR

Antelope, OR, US

On February 26, 1986, a Piper PA34-200T (registration N8305C) was involved in an aviation accident near Antelope, OR. 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 1781061362Data APIEditorial standards

A pilot operating VFR on top at 11,000 feet commenced descent 34 miles out. The aircraft impacted a ridge at 4,100 feet MSL 7 miles from destination under dark night conditions with drizzle and turbulence.

Overview

A pilot operating under visual flight rules (VFR) on top at an altitude of 11,000 feet began a descent to the destination airport when 34 miles away. The pilot reported the field in sight 16 miles out while passing through 6,500 feet and subsequently canceled the flight plan. The aircraft later struck a ridge at an elevation of 4,100 feet MSL, approximately 7 miles from the intended destination.

Flight Details

Radar tracking data indicated that during the descent, the aircraft's speed exceeded 200 knots, with a rate of descent reaching up to 1,200 feet per minute. The wreckage examination showed that the aircraft hit a steep rocky slope in a nose-high attitude with the engine power applied.

Weather Conditions

Dark night conditions prevailed at the time of the accident, with an overcast layer above broken clouds. Local residents reported moderate drizzle in the area. The forecast had included moderate turbulence below 15,000 feet with strong updrafts and downdrafts near mountains, and mountains obscured by clouds and precipitation.

Wreckage Examination

Examination of the wreckage indicated that the aircraft struck a steep rocky slope in a nose-high attitude with power on. The impact point was at 4,100 feet MSL.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X32945. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.