Chicago - Sheboygan - Appleton

On June 29, 1972 at 10:37 AM, Chicago - Sheboygan - Appleton experienced a crash involving De Havilland DHC-6 Twin Otter, operated by Air Wisconsin, with the event recorded near Appleton Wisconsin.

The flight was categorized as scheduled revenue flight and the reported phase was landing (descent or approach) at a lake, sea, ocean, river crash site.

8 people were known to be on board, 8 fatalities were recorded, 0 survivors were identified or estimated. This corresponds to an estimated fatality rate of 100.0%.

Crew on board: 2, crew fatalities: 2, passengers on board: 6, passenger fatalities: 6, other fatalities: 0.

The listed crash cause is human factor. Following a uneventful flight from Sheboygan, the crew started the descent to Appleton Airport in relative good weather conditions when, at an altitude of 2,500 feet, the Twin Otter collided with a North Central Airlines Convair CV-580 registered N90858. En route from Green Bay to Oshkosh, the Convair was carrying two passengers and three crew members. At the time of the accident, both airplanes were flying under VFR in an uncontrolled airspace. Following the collision, both aircraft crashed into Lake Winnebago, some five miles southeast of Appleton Airport. Debris were found floating on water, both airplanes were totally destroyed and all 13 occupants were killed.

Aircraft reference details include registration N4043B, MSN 13, year of manufacture 1966.

Geospatial coordinates for this crash are approximately 44.2614°, -88.4070°.