ANC90LA177

NTSB accident investigation · Helio H-295 · Mcgrath, AK · September 16, 1990

Accident · No injuriesLimited investigationFinal report
Date
September 16, 1990, 13:00 local (21:00 UTC)
Place
Mcgrath, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N204CWHelio H-295
Weather
Visual (VMC) · Day
Status
Completed · report September 15, 1992
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19900916039689A
Case key
5456

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

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Probable cause

Fuel contamination. A contributing factor was the inadequate aircraft preflight by the pilot.

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) - nonmechanicalCruise - normal
Fuel system - contaminationCause
Aircraft preflight - inadequatePilot in commandCause
Fuel system,tank - waterCause
Fuel system,line - waterCause
Forced landingDescent - emergency
Nose overLanding - roll

Analysis

During cruise flight, the engine quit. After an emergency landing on the tundra, the airplane nosed over on to its back. Examination of the engine revealed no mechanical malfunctions or failures. However, water was found in both fuel tanks and fuel lines.

Aircraft

Registration
N204CW
Reported as
Helio H-295
Category
Airplane
Serial number
1213
Engine
Lycoming GO-480, 295 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Kelly L. Vrem
Airworthiness certificate
Standard, Normal
Last inspection
Annual · August 8, 1990 · 72 hours before
Departed
TKA · Talkeetna, AK
Flight plan
Company VFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
37
Certificate
Commercial
Airplane ratings
Single-engine sea, Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
9,500 total · 246 in this make and model · 9,200 as pilot in command · 66 in the last 90 days · 30 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 5 knots
Visibility
40 statute miles
Lowest ceiling
500 ft broken
Temperature
50 °F, dew point 41 °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.