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Atlas / NTSB / LAX89LA265

NTSB CAROL · Event

Event LAX89LA265

1989-07-08 SUSANVILLE, California, United States Minor 1 aircraft Status: Completed

Aircraft involved

Probable cause & findings

THE PILOT'S INFLIGHT DECISION TO ENTER A DESCENT WHEN HE LOST YAW CONTROL OF THE AIRCRAFT. TURBULENT WEATHER CONDITIONS AND AN ABRUPT TOUCHDOWN WERE FACTORS IN THE ACCIDENT.

Factual narrative

THE HELICOPTER ENTERED AN UNCOMMANDED LEFT YAW, IN AN AREA WITH SWIRLING WINDS, WHILE INBOUND FOR A FIRE SUPPRESSION WATER DROP. THE PILOT DUMPED THE WATER, RELEASED THE BUCKET COLLECTIVE PITCH AND ENTERED A DESCENT. HE WAS UNABLE TO STOP THE DESCENT DURING THE LANDING FLARE AND THE HELICOPTER COLLIDED WITH THE GROUND. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1989_LAX89LA265.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.