Aircraft Accident/Incident Report

Mulchatna River, Alaska
Wednesday, September 20, 1989 3:25 AKD

NTSB Narrative Summary Released at Completion of Accident

BEFORE TAKING OFF FROM AN UNNAMED LAKE, THE PLT NOTED FUEL HAD SIPHONED FROM THE FUEL TANKS, BUT HE THOUGHT HE HAD ENOUGH FUEL TO GET TO PORT ALSWORTH, AK. EN ROUTE, THE ENG LOST POWER & A FORCE LANDING WAS MADE ON A SWIFT MOVING RIVER. AFTER LANDING, THE RIVER SWEPT THE FLOATPLANE REARWARED INTO AN OVER HANGING TREE, WHICH CAUSED IT TO NOSE OVER. A PERSON AT THE DEPARTURE POINT STATED THAT JUST PRIOR TO THE FLT, HE SAW FUEL DRIPPING FROM THE WING AND A SLICK ON THE WATER.

NTSB Probable Cause Narrative

IMPROPER PLANNING/DECISION BY THE PILOT, WHICH RESULTED IN FUEL EXHAUSTION DUE TO AN INADEQUATE SUPPLY OF FUEL. FACTORS RELATED TO THE ACCIDENT WERE: LOSS OF FUEL THAT HAD SIPHONED (LEAKED) FROM THE AIRCRAFT BEFORE TAKEOFF AND TREE(S) OVERHANGING THE FAST MOVING RIVER.

Event Information

Type of Event Accident
Event Date 9/20/1989
Event Day of the Week Wednesday
Time of Event 325
Event Time Zone --
Event City MULCHATNA RIVER
Event State ALASKA
Event Country --
Zipcode of the event site
Event Date Year 1989
Event Date Month 9
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 --
Weather Briefing Completeness Unknown
Investigator's weather source Witness
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 Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) --
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 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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1151
NTSB Notification Source --
NTSB Notification Date Sep 20 1989 12:00AM
NTSB Notification Time 1815
Fiche Number and/or location -used to find docket information 39302
Date of most recent change to record Dec 13 2000 1:02PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4443R
NTSB Number ANC89LA170
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 185
Aircraft Series Identifier 185
Aircraft Serial Number 18502957
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 Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name WILLIAM LIVESAY
Aircraft Owner Street Address 3444 SPENARD ROAD
Aircraft Owner City ANCHORAGE
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99517
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
Departure City
Departure State
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code
Destination City PORT ALSWORTH
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 --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --