5 fatalities

Aircraft Crashes Near Oneonta After Engine Power Loss, All Five Occupants Killed (N27886)

Oneonta, United States of AmericaLanding (descent or approach)

On March 21, 1984, a Piper PA-31-350 Navajo Chieftain (registration N27886) operated by Kar-San Development was involved in an aviation accident near Oneonta, United States of America during landing or approach. 5 people were killed. Investigators recorded the probable cause as: Loss of engine power (total) due to fuel starvation caused by pilot's failure to follow procedures, diverted attention, improper fuel tank selector position, not following IFR procedures, mental performance overload, and anxiety/apprehension; followed by… This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Source recordUpdated 2026-07-04Data APIEditorial standards

Aircraft crashed in wooded area after loss of engine power near Oneonta; all five occupants killed. Investigation found fuel starvation due to improper fuel tank selector and pilot errors.

Accident Sequence

The aircraft lost engine power and crashed in a wooded area. Weather conditions were visual meteorological conditions (VMC). The pilot had made a missed approach after attempting to land on the runway at Oneonta at 1838 hours. Subsequently, the pilot radioed that he was unable to 'pick up' the Kring beacon. Boston Center vectored the flight to the area of the Kring beacon. The pilot then proceeded to question his position. When Boston terminated radar service, the pilot's answer was unintelligible. No further communications were received from the flight. The wreckage was found about half a mile from the airport.

Investigation Findings

Examination of the wreckage revealed that the left fuel tank selector was found on the left outboard tank. The aircraft is restricted to level flight for use of fuel from the outboard tanks. All five occupants were killed.

Probable Cause

The official probable cause was determined as follows:

Occurrence #1: Loss of engine power (total) - nonmechanical

  • Phase of operation: Maneuvering
  • Findings:

1. Fluid, fuel - starvation 2. Procedures/directives - not followed - pilot in command 3. Diverted attention - pilot in command 4. Fuel tank selector position - improper - pilot in command 5. IFR procedure - not followed - pilot in command 6. Mental performance overload - pilot in command 7. Anxiety/apprehension - pilot in command

Occurrence #2: In flight collision with terrain/water

  • Phase of operation: Maneuvering
  • Findings:

8. IFR procedure - not corrected - pilot in command 9. Light condition - dark night 10. Terrain condition - high terrain 11. Object - tree(s)

Frequently asked questions

What happened in the 21 Mar 1984 Piper PA-31-350 Navajo Chieftain accident near Oneonta, United States of America?

Aircraft crashed in wooded area after loss of engine power near Oneonta; all five occupants killed. Investigation found fuel starvation due to improper fuel tank selector and pilot errors.

Were there any fatalities in the 21 Mar 1984 Piper PA-31-350 Navajo Chieftain accident?

The accident was fatal, resulting in 5 fatalities.

What aircraft was involved and where did it happen?

The accident on 21 Mar 1984 involved a Piper PA-31-350 Navajo Chieftain, registration N27886, operated by Kar-San Development, at Oneonta, United States of America.

What was the probable cause of the accident?

Loss of engine power (total) due to fuel starvation caused by pilot's failure to follow procedures, diverted attention, improper fuel tank selector position, not following IFR procedures, mental performance overload, and anxiety/apprehension; followed by in-flight collision with terrain/water due to pilot not…