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Atlas / NTSB / SEA82FYM15

NTSB CAROL · Event

Event SEA82FYM15

1982-05-14 WALLA WALLA, Washington, United States Fatal 1 aircraft Status: Completed

Aircraft involved

Factual narrative

WHILE EN ROUTE ON A DARK NIGHT, THE AIRCRAFT COLLIDED WITH MOUNTAINOUS TERRAIN IN A HEAVILY WOODED, SNOW COVERED AREA. AN INVESTIGATION REVEALED THAT THE PLANE CRASHED WHILE IN OR NEAR LEVEL FLIGHT AT AN ALTITUDE OF ABOUT 4500 FT MSL. THE TOP OF THE MOUNTAIN WAS ABOUT 5200 FT. THERE WERE BROKEN AND OVERCAST SKY CONDITIONS WELL ABOVE THE ALTITUDE OF THE CRASH SITE. THERE WAS NO MOON ON THAT NIGHT AND THE CLOUDS WOULD HAVE BLOCKED OUT ALL REFERENCE TO THE SKY. ALSO, THERE WERE NO KNOWN GROUND REFERENCE LIGHTS IN THE AREA OF THE ACCIDENT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1982_SEA82FYM15.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.