NTSB DEN92FA064 — 1992-06-24 · ALAMAGORDO, New Mexico, United States

N108SC has since been reassigned. It is now registered to a different aircraft (BELL HELICOPTER TEXTRON CANADA 407), which was not involved in this event.

Aircraft involved

N108SC Mitsubishi MU-2B-30 Fatal

Probable cause & findings

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. FACTORS WHICH CONTRIBUTED TO THE ACCIDENT WERE: THE PILOT'S LACK OF FAMILIARITY WITH THE GEOGRAPHIC AREA, THE DARK NIGHT, AND THE MOUNTAINOUS TERRAIN.

Factual narrative

THE FLT HAD DEPARTED THE ALAMAGORDO WHITE SANDS REGIONAL ARPT AFTER A FUEL STOP. THE PILOT HAD EARLIER INDICATED TO ATC THAT HE WAS UNFAMILIAR WITH THE AREA. PRIOR TO DEPARTURE AT 2321 THE PILOT WAS INFORMED THAT DEPARTURE RADAR WAS OUT OF SERVICE. THE FLT DEPARTED WITH A VFR DEPARTURE. AT 2324 THE PILOT WAS ADVISED THAT RADAR WAS BACK IN SERVICE, AND CONFIRMED THAT THE AIRCRAFT WAS CLIMBING THRU 5,300 FT. DISCUSSION ENSUED BETWEEN THE PILOT AND CONTROLLER CONCERNING TERRAIN CLEARANCE. AT 2324 THE PILOT INDICATED HE WAS TURNING LEFT DUE TO NOT BEING SURE IF A HILL WAS IN HIS PATH. THE AIRPLANE IMPACTED A MOUNTAIN AT 6,100 FT MSL, 1,500 FT BELOW THE SUMMIT. THE MINIMUM VECTORING ALTITUDE IN THE AREA WAS 11,000 FT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1992_DEN92FA064.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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