NTSB WPR23LA300 — 2023-05-17 · Tracy, California, United States

Current FAA registration · N2771C

Make / Model: CESSNA 170B
Year of manufacture: 1954 · 69 years old at event
Engine: CONT MOTOR C145 SERIES (145 hp)
Seats / Engines: 4 seats · 1 engine
Last airworthiness date: 19560527
ADS-B equipped: Yes — Mode-S A2C2FB

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N2771C Cessna 170B None

Probable cause & findings

The pilot’s failure to maintain directional control during the landing roll after encountering a wind gust.

Factual narrative

The pilot reported that during the landing roll a wind gust caused the left wing to raise. The pilot was unable to maintain directional control and came to rest adjacent to the runway. The airplane sustained substantial structural damage to its wing. The pilot reported that there were no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12

NTSB Findings

FAA avdata. C = Cause, F = Factor.

— Personnel issues-Task performance-Use of equip/info-Aircraft control-Pilot
— Environmental issues-Conditions/weather/phenomena-Wind-Sudden wind shift-Effect on operation
— Environmental issues-Conditions/weather/phenomena-Wind-Gusts-Contributed to outcome
— Aircraft-Aircraft oper/perf/capability-Performance/control parameters-Directional control-Not attained/maintained

Verbatim from NTSB's published report. Source file NTSB_2023_WPR23LA300.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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