NTSB Identification: LAX88DUJ05.
The docket is stored on NTSB microfiche number 37855.
Accident occurred Wednesday, July 20, 1988 in PARKER, AZ
Probable Cause Approval Date: 12/03/1989
Aircraft: GRUMMAN G-164B, registration: N6747Q
Injuries: 1 Minor.

DURING AN AERIAL APPLICATION FLIGHT, THE PILOT DISPENSED THE LOAD AND WAS RETURNING TO THE AIRSTRIP DUE TO AN APPROACHING THUNDERSTORM. ENROUTE, THE VISIBILITY WAS REDUCED TO NEAR ZERO FROM BLOWING DUST. THE PILOT LOST CONTROL OF THE AIRPLANE AND COLLIDED WITH THE TERRAIN. THERE WERE NO REPORTED MECHANICAL FAILURES OR MALFUNCTIONS AT THE TIME OF THE ACCIDENT.

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

FLIGHT INTO KNOWN ADVERSE WEATHER..INTENTIONAL..PILOT IN COMMAND

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

IN-FLIGHT PLANNING/DECISION..POOR..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..SAND/DUST STORM


Contributing Factors

SPATIAL DISORIENTATION..PILOT IN COMMAND

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