Aircraft Accident/Incident Report

Naked Island, Alaska
Saturday, June 10, 1989 13:15 AKD

NTSB Narrative Summary Released at Completion of Accident

THE AIRPLANE WAS CRUISING AT 10,000 FT MSL WHEN THE PLT NOTICED A LOSS OF MANIFOLD PRESSURE. HE DESCENDED TO 5000 FT, WHERE THE TEMP WAS 38 DEG F, BUT THE MANIFOLD PRESSURE DID NOT GET ABOVE 20' HG. SUBSEQUENTLY, THE ENG STOPPED PRODUCINGPOWER & THE PLT WAS FORCED TO DITCH THE ACFT IN PRINCE WILLIAM SOUND NEAR NAKED ISLAND. THE PLT & PAX WERE RESCUED BY A NEARBY BOAT CREW & TREATED FOR HYPOTHERMIA. THE ACFT SANK IN DEEP WATER & WAS NOT RECOVERED.

NTSB Probable Cause Narrative

ENGINE FAILURE FOR AN UNKNOWN REASON.

Event Information

Type of Event Accident
Event Date 6/10/1989
Event Day of the Week Saturday
Time of Event 1315
Event Time Zone --
Event City NAKED ISLAND
Event State ALASKA
Event Country --
Zipcode of the event site
Event Date Year 1989
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 Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Not pertinent
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 6000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 3
Air Temperature at event time (in degrees celsius) 10
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None 1
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1030
NTSB Notification Source --
NTSB Notification Date Jun 10 1989 12:00AM
NTSB Notification Time 1300
Fiche Number and/or location -used to find docket information 39236
Date of most recent change to record Dec 13 2000 12:44PM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9213P
NTSB Number ANC89LA088
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-24
Aircraft Series Identifier PA-24
Aircraft Serial Number PA24-260B
Certified Max Gross Weight 3100
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 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Nov 29 1988 12:00AM
Airframe hours since last inspection 100
Airframe Hours 850
ELT Installed Yes
ELT Activated Unknown
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name FLORIDA LAKES AVIATION
Aircraft Owner Street Address 05005 MAGNOLIA RIDGE ROAD
Aircraft Owner City FRUITLAND PARK
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name JACOB KERTZ
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address RT 3 BOX 1366
Operator City FRUITLAND PARK
Operator State FL
Operator Country
Operator Zip code 32731
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 JNU
Departure City JUNEAU
Departure State AK
Departure Country
Departure Time 1000
Departure Time Zone ADT
Destination Same as Local Flt --
Destination Airport Code ANC
Destination City ANCHORAGE
Destination State AK
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --