Aircraft Accident/Incident Report

San Clemente, California 92135
Saturday, June 4, 1983 21:40 PDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT CRASHED ON SAN CLEMENTE ISLAND DURING A FISH SPOTTING FLT ON A DARK NIGHT. THESE FLTS ARE USUALLY FLOWN AT AN ALT OF 1000-2000 FT AGL. A NAVY WITNESS ON THE ACCIDENT ISLAND SAID THE CEILING WAS ZERO AND THE VISIBILITY ABOUT 200 YARDS AT THE ACCIDENT SITE ABOUT 40 MINUTES BEFORE THE ESTIMATED TIME OF THE CRASH. THE PILOT WAS SERIOUSLY INJURED AND THE ACFT DESTROYED IN THE ACCIDENT. THE ACFT WAS NOT FOUND UNTIL 1415 HOURS ON JUNE 5. THE PILOT WAS HOSPITALIZED UNTIL JUNE 11 AND DOES NOT REMEMBER THE ACCIDENT. THE ELEVATION OF THE ACCIDENT SITE IS 1060 FT MSL.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/4/1983
Event Day of the Week Saturday
Time of Event 2140
Event Time Zone Pacific Daylight Time
Event City SAN CLEMENTE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 92135
Event Date Year 1983
Event Date Month 6
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 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 2155 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 310
Weather Observation Facility ID NUC
Elevation of weather observation facility 181
Distance of event from weather observation facility (units?) 5
Time Zone of the weather observation PDT
Lighting Conditions Night/Dark
Lowest Ceiling Height 1000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 15
Dew Point at event time (in degress fahrenheit) 13
Wind Direction (degrees magnetic) 310
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 1000
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious 1
Injury Total All 1
Investigating Agency FAA
NTSB Docket Number (internal use) 1067
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 21375
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4789R
NTSB Number LAX83FUM06
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 172RG
Aircraft Series Identifier 172RG
Aircraft Serial Number 172RG0032
Certified Max Gross Weight 2650
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 3
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Feb 1 1983 12:00AM
Airframe hours since last inspection 109
Airframe Hours 1513
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name FRANK M. IACONO
Aircraft Owner Street Address 1925 BARDALE AVENUE
Aircraft Owner City SAN PEDRO
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 90731
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) Other Work Use
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code TOA
Departure City TORRANCE
Departure State CA
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
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 --