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Atlas / NTSB / LAX90FA332

NTSB CAROL · Event

Event LAX90FA332

1990-09-24 SAN LUIS OBISPO, California, United States Airport · SBP Fatal 1 aircraft Status: Completed

Aircraft involved

Probable cause & findings

THE PILOT'S IMPROPER IFR (INSTRUMENT) PROCEDURE, AND HIS FAILURE TO MAINTAIN THE MINIMUM DESCENT ALTITUDE (MDA) FOR THE APPROACH. THE ADVERSE WEATHER WAS A RELATED FACTOR.

Factual narrative

THE FLT WAS CLRD FOR A LOC RWY 11 APCH. ABOUT 3 MIN LATER, THE 2ND-IN-COMMAND (SIC) RPRTD ' . . . WE DON'T GET THE LOCALIZER CAN YOU SEE IF WE'RE ON COURSE.' THE LAX ARTCC R-15 CTLR CONFIRMED THE FLT WAS RGT OF COURSE & BELOW THE RQRD ALT. THE ACFT'S MODE C INDCD AN ALT OF 1400 FT; THE CTLR ADZD THE FLT CREW TO MAINT AT LEAST 2300 FT UNTIL PAST THE FINAL APPROACH FIX (FAF). THE CREW THEN REPLIED THAT THEY WERE IN VMC. RADAR SVC WAS TERMINATED & A FREQ CHANGE TO TOWER WAS APPROVED. SHORTLY THEREAFTER, THE ACFT HIT A EUCALYPTUS TREE AT ABT 90 FT AGL, 2.05 MI FM THE APCH END OF THE RWY & ABT 195 FT RGT OF THE LOC. ELEV OF THE CRASH SITE WAS 101 FT; MIN DSCNT ALT (MDA) FOR THE APCH WAS 640 FT. THE 0645 PDT WX WAS, IN PART: INDEFINITE CEILING, 100 FT OBSCURED, VIS 1/8 MI WITH FOG, WIND FROM 220 DEG AT 4 KTS. NO PREIMPACT PART FAILURE OR MALFUNCTION OF THE ACFT WAS FOUND. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1990_LAX90FA332.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗