2 fatalities

Cessna 172 Disappears Over Lake Michigan During Flight to Washington Island (N9529H)

Kewaunee, WI, US

On August 14, 1990, a Cessna 172M (registration N9529H) was involved in an aviation accident near Kewaunee, WI. 2 people were killed. Investigators recorded the probable cause as: UNDETERMINED. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-19Data APIEditorial standards

A Cessna 172 departed West Bend, Wisconsin, on August 14, 1990, bound for Washington Island. The aircraft failed to arrive and was presumed lost in Lake Michigan near Kewaunee.

What happened

On or about August 14, 1990, a Cessna 172 departed West Bend, Wisconsin, on a flight intended for Washington Island, Wisconsin. The aircraft did not arrive at its destination and was presumed to have crashed in Lake Michigan near Kewaunee, Wisconsin.

The bodies of the deceased pilot and passenger were later washed ashore. Additionally, a piece of wreckage believed to be from the Cessna 172 was recovered from the shoreline. The specific circumstances surrounding the accident could not be determined due to the lack of recoverable data or definitive evidence regarding the final moments of the flight.

Findings

The investigation was limited by the absence of the main wreckage and flight recorders. While the pilot and passenger were deceased, the exact cause of the crash remained undetermined. No further mechanical analysis or weather data could be conclusively linked to the event beyond the presumption of a lake impact.

Frequently asked questions

What happened in the 14 Aug 1990 Cessna 172M accident near Kewaunee, WI?

A Cessna 172 departed West Bend, Wisconsin, on August 14, 1990, bound for Washington Island. The aircraft failed to arrive and was presumed lost in Lake Michigan near Kewaunee.

Were there any fatalities in the 14 Aug 1990 Cessna 172M accident?

The accident was fatal, resulting in 2 fatalities.

What aircraft was involved and where did it happen?

The accident on 14 Aug 1990 involved a Cessna 172M, registration N9529H, at Kewaunee, WI.

What was the probable cause of the accident?

UNDETERMINED.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X23937. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.