Aircraft Accident/Incident Report

Sea Isle City, New Jersey 08243
Sunday, August 14, 1994 23:03 EDT

NTSB Narrative Summary Released at Completion of Accident

WHILE IN CRUISE FLIGHT IN A LEVEL SIX THUNDERSTORM OVER THE ATLANTIC OCEAN, THE PILOT REPORTED THE AIRPLANE'S 'GYRO' HAD FAILED. THE AIRPLANE THEN BEGAN A LEFT TURN AND DISAPPEARED OFF RADAR. THE AIRPLANE AND ITS OCCUPANTS WERE LOCATED ON THE OCEAN FLOOR ABOUT 48 DAYS AFTER THE ACCIDENT. THE AIRPLANE HAD BROKEN APART IN-FLIGHT. THE OUTBOARD SECTION OF EACH WING AND THE TAIL SECTION WERE NOT RECOVERED. THE AIRPLANE'S PNEUMATIC SYSTEM WAS DESTROYED. ACCORDING TO FSS RECORDS, THE PILOT HAD BEEN BRIEFED ON THE WEATHER ALONG HIS ROUTE OF FLIGHT.

NTSB Probable Cause Narrative

the pilot's failure to maintain aircraft control. Factors contributing to the accident were the presence of a level 6 thunderstorm, loss of gyro's for an undetermined reason, and the pilot's poor weather evaluation.

Event Information

Type of Event Accident
Event Date 8/14/1994
Event Day of the Week Sunday
Time of Event 2303
Event Time Zone Eastern Daylight Time
Event City SEA ISLE CITY
Event State NEW JERSEY
Event Country --
Zipcode of the event site 08243
Event Date Year 1994
Event Date Month 8
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Unknown
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 2250 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 240
Weather Observation Facility ID ACY
Elevation of weather observation facility 76
Distance of event from weather observation facility (units?) 37
Time Zone of the weather observation EDT
Lighting Conditions Night/Dark
Lowest Ceiling Height 9500
Lowest Non-Ceiling Height 3000
Sky/Lowest/Cloud Conditions Thin Broken
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 4
Air Temperature at event time (in degrees celsius) 21
Dew Point at event time (in degress fahrenheit) 21
Wind Direction (degrees magnetic) 210
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 70
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 4
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 4
Investigating Agency NTSB
NTSB Docket Number (internal use) 2014
NTSB Notification Source --
NTSB Notification Date Aug 15 1994 12:00AM
NTSB Notification Time 100
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 6 2000 11:57AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N3642A
NTSB Number BFO94FA163
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-601P
Aircraft Series Identifier PA-601P
Aircraft Serial Number 61P-0823
Certified Max Gross Weight 6000
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 6
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Aug 3 1994 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name PIERPOINT, DAVID
Aircraft Owner Street Address 11 HILLSIDE ROAD
Aircraft Owner City WOODBURY
Aircraft Owner State CT
Aircraft Owner Country
Aircraft Owner Zipcode 06798
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code CRE
Departure City MYRTLE BEACH
Departure State SC
Departure Country
Departure Time 2128
Departure Time Zone EDT
Destination Same as Local Flt --
Destination Airport Code OXC
Destination City OXFORD
Destination State CT
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --