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Accident description
Last updated: 17 October 2017
Status:Final
Date:Tuesday 20 August 1991
Time:13:15
Type:Silhouette image of generic BN2P model; specific model in this crash may look slightly different
Britten-Norman BN-2A-26 Islander
Operator:Temsco Helicopters
Registration: N68HA
C/n / msn: 2009
First flight: 1978
Total airframe hrs:16395
Engines: 2 Lycoming O-540-E4C5
Crew:Fatalities: 1 / Occupants: 1
Passengers:Fatalities: 3 / Occupants: 3
Total:Fatalities: 4 / Occupants: 4
Airplane damage: Destroyed
Airplane fate: Written off (damaged beyond repair)
Location:33 km (20.6 mls) from Ketchikan, AK (   United States of America)
Phase: Unknown (UNK)
Nature:Domestic Scheduled Passenger
Departure airport:Ketchikan International Airport, AK (KTN/PAKT), United States of America
Destination airport:Wrangell Airport, AK (WRG/PAWG), United States of America
Narrative:
Some 45 minutes after departed Ketchikan the pilot of the Islander decided to return because he encountered marginal weather circumstances. The aircraft collided with trees and rising terrain at 800 feet msl while in a near level flight.

Probable Cause:

PROBABLE CAUSE: "The pilot's attempting to operate VFR in instrument meteorological conditions. Factors contributing to the accident were upsloping terrain in the aircraft's flight path as well as weather conditions resulting in an obscuration of the terrain."

Accident investigation:
cover
Investigating agency: NTSB
Status: Investigation completed
Duration: 1 year and 1 months
Accident number: SEA91FA216
Download report: Summary report

Classification:
VFR flight in IMC
Controlled Flight Into Terrain (CFIT) - Mountain

Sources:
» BAAA-ACRO
» NTSB
» World Directory of Airliner Crashes


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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Ketchikan International Airport, AK to Wrangell Airport, AK as the crow flies is 131 km (82 miles).

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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