Gulfstream Aerospace 690C accident near Deadhorse, AK

On October 12, 1990, a Gulfstream Aerospace 690C (airplane) was involved in an accident near Deadhorse, AK. 3 people died. Damage to the aircraft: destroyed.

Date
October 12, 1990
Place
Deadhorse, AK
Aircraft
Gulfstream Aerospace 690C · Airplane
Injuries
3 fatal, 0 serious, 0 minor
Damage
Destroyed
Position
70.333°N, 150.933°W
NTSB ID
20030411X00484

NTSB summary

On October 11, 1990, about 1730 Alaska daylight time, a wheel-equipped Gulfstream Aerospace 690C Turbine Commander airplane, N45Q, is presumed to have crashed in the Arctic Ocean about 200 miles north-northwest of Deadhorse, Alaska. Neither the airplane nor its occupants have been located. The airplane was being operated by the US Department of the Interior, as a visual flight rules (VFR) public use local game management flight, for the purpose of locating radio collared polar bears, when the accident occurred. The airplane, registered to Bowhead Equipment Company of Seattle, Washington, and operated by Alaska Helicopters, Inc. of Anchorage, Alaska, is presumed to have been destroyed. The certificated airline transport pilot, and the two passengers, are presumed to have received fatal injuries. Visual meteorological conditions prevailed at the point of departure. A VFR flight plan was filed by the pilot for a 5.5 hour flight orginating and terminating at Deadhorse. The accident flight originated at the Deadhorse Airport about 1429. According to information received from the Federal Aviation Administration's (FAA), Air Route Traffic Control Center, radar contact was lost with the accident airplane while it was maneuvering at 22,000 feet msl, about 200 miles north-northwest of Deadhorse. The accident airplane did not reach the intended destination of Deadhorse, and was not located at any airport. The FAA issued an alert notice (ALNOT) at 2221. Search personnel began an extensive search effort that included a high altitude, special radar-equipped airplane, surface vessels, and

Probable cause

Missing aircraft.

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