Lanai Airport
Aircraft Accident/Incident Report

Lanai, Hawaii 96763
Tuesady, September 1, 1987 14:50 HST

NTSB Narrative Summary Released at Completion of Accident

WHEN THE FLT WAS APRX 15 MI WEST OF LANAI ON A CARGO FLT FROM HONOLULU TO HILO, HI, THE PLT OBSERVED THE FUEL GAUGES OSCILLATING ERRATICALLY TOWARD THE LOW SIDE. HE DIVERTED TOWARD LANAI TO REFUEL. HOWEVER, WHEN THE FLT WAS ABT 9 MI WESTOF LANAI, THE LEFT ENG FLAMED OUT. THE PLT FEATHERED THE LEFT ENG, BUT SHORTLY THEREAFTER (ABOUT 2 MI WEST OF LANAI), THE RIGHT ENG FLAMED OUT. WITH BOTH PROPS FEATHERED, HE ELECTED TO LAND ON AN UPWARD SLOPING ROAD. DURING THE LANDING ROLL, THE PLANE'S LEFT WING TIP STRUCK A SIGNPOST & A DIRT BANK WHICH CAUSED THE PLANE TO PIVOT FURTHER LEFT & NOSE INTO THE EMBANKMENT. NO FUEL OR FUEL LEAKAGE WAS FOUND DURING A POST-ACDNT EXAM. WHEN 1ST CHECKED, THE LEFT OUTBOARD FUEL GAUGE INDCD 70 TO 80 LBS OF FUEL REMAINING. LATER, BOTH LEFT FUEL GAUGES HAD ZERO READINGS. THE RGT OUTBOARD & INBOARD FUEL GAUGES INDCD 25 & 20 LBS, RESPECTIVELY.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/1/1987
Event Day of the Week Tuesday
Time of Event 1450
Event Time Zone Hawaii Standard Time
Event City LANAI
Event State HAWAII
Event Country --
Zipcode of the event site 96763
Event Date Year 1987
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport LANAI
Event Location Nearest Airport ID LNY
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 1
Degrees magnetic from airport 270
Airport Elevation 0
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1400 Hawaii Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID LNY
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 2
Time Zone of the weather observation HST
Lighting Conditions Day
Lowest Ceiling Height 0
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) 15
Air Temperature at event time (in degrees celsius) 27
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2423
NTSB Notification Source --
NTSB Notification Date Sep 1 1987 12:00AM
NTSB Notification Time 1900
Fiche Number and/or location -used to find docket information 36422
Date of most recent change to record Dec 13 2000 2:49PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N37808
NTSB Number LAX87LA322
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Government Aircraft Fact (GAF)
Aircraft Model NOMAD 24A
Aircraft Series Identifier NOMAD 24A
Aircraft Serial Number N24A-99F
Certified Max Gross Weight 9450
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 2
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Aug 28 1987 12:00AM
Airframe hours since last inspection 24
Airframe Hours 996
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name HUGHES CORPORATION
Aircraft Owner Street Address 6005 LAS VEGAS BLVD BOX 18428
Aircraft Owner City LAS VEGAS
Aircraft Owner State NV
Aircraft Owner Country
Aircraft Owner Zipcode 89114
Operator is an individual? --
Operator Name INTER ISLAND AIR
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 847
Operator City WAILUKU MAUI
Operator State HI
Operator Country
Operator Zip code 96793
Operator Code ITIA
Owner has at least one certificate Yes - certificate holder
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 Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code HNL
Departure City HONOLULU
Departure State HI
Departure Country
Departure Time 1400
Departure Time Zone HST
Destination Same as Local Flt --
Destination Airport Code
Destination City HILO
Destination State HI
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 --