ANC85LA134

NTSB accident investigation · Cessna 206 · Kustatan River, AK · July 27, 1985

Accident · No injuriesLimited investigationFinal report
Date
July 27, 1985, 13:50 local (21:50 UTC)
Place
Kustatan River, AK
Injuries
5 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N4649UCessna 206
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19850727034349A
Case key
4530

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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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.

In flight collision with terrain/waterTakeoff
Planning/decision - improperPilot in commandCause
Terrain condition - water,glassy
Airspeed - not obtainedPilot in commandCause
Lift-off - prematurePilot in commandCause
Stall/mush - inadvertentPilot in commandCause
In flight collision with terrain/waterTakeoff
Terrain condition - wetFactor
Terrain condition - high vegetationFactor
Nose overOther

Analysis

The plt reported that he was taking off from a River/lake area with glassy water on a hot/sultry day. After initial lift-off, the acft settled & touched down on the water, then lifted off again. It flew beyond the edge of the lake, then settled & nosed over in a swampy area with high vegetation. No preimpact part failure or malfunction was noted during the investigation.

Aircraft

Registration
N4649U
Reported as
Cessna 206
Category
Airplane
Serial number
U20605028
Airframe hours
1,600
Engine
Continental IO-520, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Lynwood R. Marshall
Airworthiness certificate
Standard, Normal
Last inspection
Annual · May 7, 1985 · 35 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
68
Certificate
Commercial
Airplane ratings
Single-engine sea, Multi-engine land, Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
17,000 total · 16,182 as pilot in command · 35 in the last 90 days · 15 in the last 30 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
200° at 4 knots
Visibility
45 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point 37 °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.