NTSB SEA91LA166 — 1991-08-11 · LINCOLN CITY, Oregon, United States

Current FAA registration · N13075

Make / Model: WACO UBF
Year of manufacture: 1933 · 58 years old at event
Engine: CONT MOTOR R670-SERIES (225 hp)
Seats / Engines: 3 seats · 1 engine
Last airworthiness date: 19630312
ADS-B equipped: Yes — Mode-S A07E9C

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N13075 Waco UBF None

Probable cause & findings

IMPROPER PLANNING/DECISION BY THE PILOT, AND HIS DELAY IN ABORTING THE TAKEOFF. THE TAILWIND & PROXIMITY OF TREES/BRUSH WERE RELATED FACTORS.

Factual narrative

ACCORDING TO A WITNESS, THE PILOT BEGAN A DOWNWIND TAKEOFF ON A LAKE, THEN ABORTED THE TAKEOFF. SUBSEQUENTLY, THE AIRCRAFT COLLIDED WITH TREES AND BRUSH ALONG THE LAKE SHORELINE DURING THE ABORT MANEUVER. THE PILOT AND WITNESS REPORTED THE WINDS AS 15 AND 30 KNOTS, RESPECTIVELY. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1991_SEA91LA166.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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