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Atlas / NTSB / LAX91FA044

NTSB CAROL · Event

Event LAX91FA044

1990-11-25 FONTANA, California, United States Airport · CCB Fatal 1 aircraft Status: Completed

Aircraft involved

Probable cause & findings

THE PILOT-IN-COMMAND'S DECISION TO CONTINUE FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS DURING THE HOURS OF DARKNESS IN MOUNTAINOUS TERRAIN.

Factual narrative

A CESSNA T210F COLLIDED WITH MOUNTAINOUS TERRAIN DURING A NIGHT VFR FLIGHT. NIGHT INSTRUMENT METEOROLOGICAL CONDITIONS PREVAILED IN THE ACCIDENT AREA AT THE TIME. THE PILOT RECEIVED A WEATHER BRIEFING FORECASTING FOG AND HAZE BELOW A CLOUD LAYER ALONG HIS ROUTE OF FLIGHT. THE BASE OF THE CLOUD LAYER WAS BELOW THE ELEVATION OF MOUNTAINOUS TERRAIN LOCATED WITHIN 5 MILES OF HIS DESTINATION. WITNESSES REPORTED REDUCED VISIBILITY DUE TO FOG AND HAZE ON THE GROUND NEAR THE ACCIDENT AREA. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1990_LAX91FA044.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.