SEA87FA180

NTSB accident investigation · Cessna U206G II · Yakutat, AK · September 2, 1987

Accident · FatalField investigationFinal report
Date
September 2, 1987, 12:30 local (20:30 UTC)
Place
Yakutat, AK
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N756PSCessna U206G II
Weather
Visual (VMC) · Day
Status
Completed · report October 7, 1988
Report
Approved by Office Director
FAA report
19870902080039A
Case key
40536

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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Analysis

Acft was observed to depart from controlled flight while in a steep left turn at slow speed and low altitude, impacting on a river sand bar. Fire ensued, demolishing acft. Following heavy rains, river rose and acft not recovered.

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 control - in flightManeuvering
Maneuver - excessivePilot in commandCause
Airspeed(vs) - not maintainedPilot in commandCause
Stall/spin - inadvertent
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - sand bar

Aircraft

Registration
N756PS
Reported as
Cessna U206G II
Category
Airplane
Serial number
4253
Airframe hours
1,650
Engine
Continental IO-520, 300 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Personal · Part 91
Operator
Mortense, Dan E.
Registered owner
Mortensen, Dan E.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · May 15, 1987 · 110 hours before

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
50
Certificate
Commercial
Airplane ratings
Single-engine sea, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
6,357 total · 3,500 in this make and model · 6,149 as pilot in command · 250 in the last 90 days · 100 in the last 30 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
70° at 5 knots
Visibility
40 statute miles
Lowest ceiling
5,000 ft broken
Temperature
54 °F, dew point 46 °F
Altimeter
30.00 inHg
Observed at
YAK, 26 nm away

FAA reports on this event · 1

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