A search is underway in Alaska after a plane with 10 people on board did not arrive in Nome when scheduled, officials said. The Bering Air Caravan flight, from Unalakleet to Nome, was reported overdue to Alaska State Troopers at 4 p.m. local time, the law enforcement agency said. Nine passengers and a pilot were on board, officials said.

Crews in Alaska are searching for a plane that went missing with 10 people on board while over Norton Sound off Nome.

The Cessna Caravan left Unalakleet at 2:37 p.m., and officials lost contact with it less than an hour later, according to David Olson, director of operations for Bering Air. The aircraft was 12 miles (19 kilometers) offshore, according to the U.S. Coast Guard.