ANC85LA003

NTSB accident investigation · Piper PA-18 · Big Susitna Rvr, AK · October 9, 1984

Accident · No injuriesLimited investigationFinal report
Date
October 9, 1984, 15:00 local (23:00 UTC)
Place
Big Susitna Rvr, AK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N2583PPiper PA-18
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19841009057589A
Case key
4433

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - nonmechanicalTakeoff - initial climb
Fluid,fuel - waterCause
Aircraft preflight - inadequatePilot in commandCause
Forced landingDescent - emergency
In flight collision with terrain/waterLanding

Analysis

Engine failure occurred shortly after takeoff due to water contamination in the fuel system. The pilot stated that a more thorough pre-flight inspection should have been accomplished. The acft collided with the terrain during the uncontrolled descent.

Aircraft

Registration
N2583P
Reported as
Piper PA-18
Category
Airplane
Serial number
184325
Airframe hours
4,000
Engine
Lycoming O-320, 150 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Gifford W. Nafus
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 10, 1983 · 94 hours before
Departed
Z16 · Wasilla, AK
Destination
Big Susitna Rvr, AK

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
48
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
3,000 total · 2,800 in this make and model · 2,800 as pilot in command · 150 in the last 90 days · 70 in the last 30 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 4 knots
Visibility
40 statute miles
Lowest ceiling
8,000 ft overcast
Temperature
55 °F, dew point 25 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.