2 fatalities

Ferry Flight Plane Found in Wooded Area with Two Deceased Pilots (N713OX)

Muskegon, MI, US

On June 6, 1991, a Cessna U206F (registration N713OX) operated by Richard A. Grey was involved in an aviation accident near Muskegon, MI. 2 people were killed. Investigators recorded the probable cause as: INADEQUATE REMEDIAL ACTION BY THE PILOT AFTER EXHAUSTING ALL THE FUEL FROM A SELECTED FUEL TANK. FACTORS ASSOCIATED WITH THE ACCIDENT ARE THE PILOTS INADEQUATE TRANSITION AND UPGRADE TRAINING AND A LACK OF FAMILIARITY WITH THE ACCIDENT AIRPLANE. 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 2026-07-04Data APIEditorial standards

A ferry flight airplane was discovered early morning in a wooded area with two deceased foreign national pilots aboard. Fuel tanks were found broken open, with evidence of fuel spillage under the right wing only.

Overview

During early morning hours, the aircraft involved in the accident was discovered in a wooded area. The wreckage contained two deceased individuals who were foreign nationals. Both individuals held pilot licenses issued by their respective governments. Additionally, one of them was the holder of a commercial pilot certificate in the United States.

Aircraft Documentation and Preceding Flight

Documents recovered from the accident airplane indicated that the aircraft had been sold by the operator to the individual who was serving as a pilot-passenger. An export certificate of airworthiness was also found aboard. The aircraft had departed on a ferry flight intended to leave the country the evening prior to its discovery.

Fuel System Status at Discovery

Inspection of the aircraft revealed that the fuel tanks in both wings had been broken open. Notably, wilted and discolored vegetation was present only beneath the right wing, suggesting fuel spillage from that wing. The fuel tank selector switch was set to draw fuel from the right wing tank. The electric fuel pump switch was found in the off position.

No Additional Details

No other information regarding the circumstances leading to the accident was provided in the available investigative records.

Frequently asked questions

What happened in the 6 Jun 1991 Cessna U206F accident near Muskegon, MI?

A ferry flight airplane was discovered early morning in a wooded area with two deceased foreign national pilots aboard. Fuel tanks were found broken open, with evidence of fuel spillage under the right wing only.

Were there any fatalities in the 6 Jun 1991 Cessna U206F accident?

The accident was fatal, resulting in 2 fatalities.

What aircraft was involved and where did it happen?

The accident on 6 Jun 1991 involved a Cessna U206F, registration N713OX, operated by Richard A. Grey, at Muskegon, MI.

What was the probable cause of the accident?

INADEQUATE REMEDIAL ACTION BY THE PILOT AFTER EXHAUSTING ALL THE FUEL FROM A SELECTED FUEL TANK. FACTORS ASSOCIATED WITH THE ACCIDENT ARE THE PILOTS INADEQUATE TRANSITION AND UPGRADE TRAINING AND A LACK OF FAMILIARITY WITH THE ACCIDENT AIRPLANE.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X17210. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.