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Atlas / NTSB / SEA91LA134

NTSB CAROL · Event

Event SEA91LA134

1991-06-16 ROCK SPRINGS, Wyoming, United States Airport · RKS Minor 1 aircraft Status: Completed

Registry · N2587K

FAA Aircraft Registry record.

Make / Model

SILVAIRE LUSCOMBE 8E

Year of manufacture

1948 · 43 years old at event

Engine

LYCOMING IO-360-A1B6 (200 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

20180504

ADS-B equipped

Yes — Mode-S A2788D

Registrant of record

MAY MICHAEL S

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

THE PILOT'S INADEQUATE PREFLIGHT PLANNING AND DECISION TO ATTEMPT FLIGHTS IN UNFAVORABLE ENVIRONMENTAL CODNITIONS. THE ENVIRONMENTAL CONDITIONS WERE FACTORS IN THE ACCIDENT.

Factual narrative

THE FLT ENCOUNTERED GUSTY DOWNDRAFT WINDS, DUST DEVILS, VIRGA AND RAIN SHOWERS DURING CLIMB AFTER TAKEOFF. THE ACFT WOULD NOT CLIMB TO CLEAR A RIDGELINE IN THE FLT PATH AND THE PILOT REVERSED COURSE TO LAND AT THE ARPT. THE FLT ENCOUNTERED DOWNDRAFTS ON FINAL APPR AND THE PILOT INITIATED A PRECAUTIONARY LDG IN AN OPEN AREA. THE ACFT IMPACTED A DITCH ON LANDING ROLL AND NOSED OVER. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1991_SEA91LA134.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.