NTSB Identification: NYC88FA196.
The docket is stored on NTSB microfiche number 38659.
Accident occurred Wednesday, July 27, 1988 in POCANTICO HILLS, NY
Probable Cause Approval Date: 01/24/1990
Aircraft: PIPER PA-28-140, registration: N9715W
Injuries: 2 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE NON-INSTRUMENT RATED PRIVATE PILOT DEPARTED IN INSTRUMENT FLIGHT CONDITIONS AGAINST THE ADVICE OF SEVERAL PEOPLE HE TALKED TO. APPROXIMATELY 1 HOUR AND 30 MINUTES AFTER DEPARTURE THE FIRST OF FOUR OR FIVE MAYDAY CALLS WERE HEARD BY BRIDGEPORT RADIO AND AN AIRCRAFT FLYING IN THE BRIDGEPORT, CT AREA. ELT SIGNALS WERE HEARD DURING VARIOUS ATTEMPTS TO MAKE CONTACT WITH N9715W AND PRIOR TO THE LAST KNOWN TRANSMISSION FROM THE AIRCRAFT WHICH WAS ABOUT 30 MINUTES BEFORE THE ACCIDENT. A WITNESS, WHO LIVES NEAR THE OUTER MARKER FOR THE ILS AT RUNWAY 16 AT WESTCHESTER COUNTY AIRPORT, HEARD AN AIRCRAFT FLY OVER HIS HOUSE TWICE, THE SECOND TIME HE THOUGHT THAT IT WAS GOING TO COLLIDE WITH THE GROUND. HE STATED THAT THE TIME WAS ABOUT 0130 AND THE WEATHER WAS 'ZERO, ZERO.' THE AIRCRAFT COLLIDED WITH TREES IN HILLY TERRAIN NEAR THE AIRPORT.

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

WEATHER EVALUATION..DISREGARDED..PILOT IN COMMAND

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

VFR FLIGHT INTO IMC..INTENTIONAL..PILOT IN COMMAND

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

BECAME LOST/DISORIENTED..INADVERTENT..PILOT IN COMMAND



Contributing Factors

WEATHER CONDITION..FOG


Contributing Factors

WEATHER CONDITION..LOW CEILING




Contributing Factors

LIGHT CONDITION..NIGHT


Contributing Factors

LACK OF TOTAL INSTRUMENT TIME..PILOT IN COMMAND

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