Casualties unknown

Downdraft Encountered During Takeoff from Remote Airstrip (N7318U)

Bethel, AK, US

On September 7, 1997, a Cessna 207A (registration N7318U) was involved in an aviation accident near Bethel, AK. Investigators recorded the probable cause as: The pilot's inadequate evaluation of the weather conditions. Factors in the accident were a downdraft, crosswind conditions, and rough/uneven terrain. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

A pilot and three passengers departed a remote private airstrip. During takeoff, the aircraft encountered a downdraft after climbing to 50 feet, descended, and collided with terrain.

Accident Overview

A pilot and three passengers were departing from a remote private airstrip for a local flight. The airstrip measures 1,000 feet in length and 40 feet in width, with an elevation of 1,200 feet mean sea level. It is situated in a narrow canyon, with steep terrain on the north side and lower hills on the south side.

Takeoff and Encounter

During the takeoff on a magnetic heading of 130 degrees, the airplane lifted off near the end of the runway. According to the pilot, after lift-off the airplane climbed to about 50 feet above the ground, when it suddenly encountered a downdraft. The airplane began descending toward the ground and subsequently collided with rough terrain.

Wind Conditions

The pilot indicated that at the time of the accident, the wind was from 040 degrees at 20 knots, with gusts to 25 knots.

Investigation

An investigation into the accident is ongoing. No further details have been released.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001208X08761. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.