NTSB Identification: LAX86LA292.
The docket is stored on NTSB microfiche number 31899.
Accident occurred Monday, July 14, 1986 in HYAMPOM, CA
Aircraft: PIPER PA-28-180, registration: N6430J
Injuries: 2 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE AIRCRAFT'S ENGINE QUIT WHEN THE FLIGHT WAS 25 MILES SHORT OF ITS INTENDED DESTINATION AND AN EMERGENCY LANDING WAS ATTEMPTED IN A RIVER. THE PILOT STATED THAT ACCORDING TO HIS CALCULATIONS, THE AIRCRAFT SHOULD HAVE HAD A NO RESERVE ENDURANCE OF 6 HOURS AND 15 MINUTES. THE AIRCRAFT HAD FLOWN A TOTAL OF 5 HOURS AND 16 MINUTES WHEN THE ENGINE QUIT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FUEL CONSUMPTION CALCULATIONS..MISJUDGED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..NONE SUITABLE

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