Skip to content

Atlas / NTSB / CHI91LA207

NTSB CAROL · Event

Event CHI91LA207

1991-07-03 WHITEHALL, Michigan, United States None 1 aircraft Status: Completed

Aircraft involved

Probable cause & findings

THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CLEARANCE FROM THE WATER. A FACTOR WAS THE DARK NIGHT LIGHT CONDITION.

Factual narrative

THE PILOT STATED HE FLEW ACROSS LAKE MICHIGAN IN DARK NIGHT CONDITIONS. UPON REACHING THE OPPOSITE SHORE, HE ENTERED A DESCENDING, LEFT TURN TOWARD HIS DESTINATION. HE REPORTED HE LOST VISUAL REFERENCE DURING THIS MANEUVER, AND DESCENDED INTO THE LAKE. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1991_CHI91LA207.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.