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SEA83FA037

1983-01-05 · PORTLAND, Oregon, United States · Fatal · 1 aircraft · Status: Completed

Airport TTD

Aircraft involved

Factual narrative

THE ACFT COLLIDED WITH THE SIDE OF A HILL DURING A DESCENT. THE PILOT HAD CANCELED HIS IFR CLEARANCE AND RADAR SERVICES WERE TERMINATED AND A FREQUENCY CHANGE WAS APPROVED. SHORTLY THEREAFTER THE ACFT WAS OBSERVED FLYING BENEATH THE CLOUDS TOWARD THE HILL WITH WHICH IT COLLIDED. THE WITNESSES REPORTED HEARING THE ENGINE AND SEEING THE ACFT ENTER CLOUDS FOLLOWED BY THE NOISE OF AN EXPLOSION. THE WEATHER WAS IMC. THERE WERE NO OPERATIONAL DIFFICULTIES REPORTED OR NOTED. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1983_SEA83FA037.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.