Casualties unknown

Aircraft Strikes Mountain Near Alamogordo After Departure (N108SC)

Alamagordo, NM, US

On June 25, 1992, a Mitsubishi MU-2B-30 (registration N108SC) operated by William G. Whitehead was involved in an aviation accident near Alamagordo, NM. Investigators recorded the probable cause as: THE FAILURE OF THE PILOT TO EXERCISE ADEQUATE VFR DEPARTURE TERRAIN AVOIDANCE PROCEDURES, AND THE FAILURE OF THE CONTROLLER TO ISSUE A SAFETY ALERT TO THE PILOT. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 1 related events involving the same aircraft type or operator are linked below.

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

An aircraft departing Alamogordo White Sands Regional Airport after a fuel stop impacted a mountain at 6,100 ft MSL, 1,500 ft below the summit, following radar service outage and pilot uncertainty about terrain.

Background

On an unspecified date, a flight departed the Alamogordo White Sands Regional Airport after a fuel stop. The pilot had earlier indicated to air traffic control (ATC) that he was unfamiliar with the area.

Departure and Radar Status

Prior to departure at 2321, the pilot was informed that departure radar was out of service. The flight subsequently departed using a Visual Flight Rules (VFR) departure. At 2324, the pilot was advised that radar had returned to service and confirmed that the aircraft was climbing through an altitude of 5,300 feet.

Communication and Terrain Clearance

Following the radar update, a discussion ensued between the pilot and the controller concerning terrain clearance. At 2324, the pilot indicated he was turning left because he was not sure if a hill was in his path.

Accident

Shortly thereafter, the airplane impacted a mountain at an elevation of 6,100 feet above mean sea level (MSL), which was 1,500 feet below the summit. The minimum vectoring altitude in the area was 11,000 feet MSL.

Investigation

The circumstances surrounding the accident are detailed in the official investigation report.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X14834. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.