Casualties unknown

Floatplane Crashes into Trees after Departing from Samonn Creek Reservoir (N8320Q)

Juneau, AK, US

On June 24, 1982, a Cessna U206 (registration N8320Q) operated by William R. Petaja was involved in an aviation accident near Juneau, AK. 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 2026-07-04Data APIEditorial standards

A float-equipped aircraft on a departure from Samonn Creek Reservoir with overnight campers crashed into trees after encountering a downdraft while turning left. The reservoir is in a steep-walled canyon.

A floatplane operating on a flight with overnight campers collided with trees after departing from Samonn Creek Reservoir. The reservoir is situated in a canyon characterized by steep walls. The pilot stated that the takeoff was performed heading north into the canyon. After liftoff, the pilot raised the flaps and decreased engine power to 2500 revolutions per minute and 25 inches of manifold pressure. To accelerate, the pilot maintained a nose-low attitude. During a left turn shortly following departure, the aircraft encountered a downdraft. As a result, the aircraft descended and came to rest in trees along the reservoir's shoreline.

Frequently asked questions

What happened in the 24 Jun 1982 Cessna U206 accident near Juneau, AK?

A float-equipped aircraft on a departure from Samonn Creek Reservoir with overnight campers crashed into trees after encountering a downdraft while turning left. The reservoir is in a steep-walled canyon.

What aircraft was involved and where did it happen?

The accident on 24 Jun 1982 involved a Cessna U206, registration N8320Q, operated by William R. Petaja, at Juneau, AK.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20020917X04102. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.