Accident
On June 25, 2015, at about 1215 Alaska daylight time, a de Havilland DHC-3 Otter (registration N270PA) collided with mountainous, tree-covered terrain approximately 24 miles east-northeast of Ketchikan, Alaska. The aircraft was operating as a Part 135 on-demand sightseeing flight under company visual flight rules with its own flight-following. It had departed Rudyerd Bay, about 44 miles east-northeast of Ketchikan, at approximately 1207, and was en route to the Ketchikan Harbor Seaplane Base. At the time, marginal visual flight rules conditions were reported in the area.
Aircraft
The single-engine, turbine-powered, float-equipped airplane was owned by Pantechnicon Aviation of Minden, Nevada, and operated by Promech Air, Inc., of Ketchikan. It was destroyed in the accident.
Injuries
The commercial pilot and eight passengers sustained fatal injuries.
Investigation
The National Transportation Safety Board investigated the accident and released its final report, designated NTSB/AAR-17/02. The full report is available on the NTSB's website.