West Coast Airlines Flight 956 crashes with no survivors in Oregon. This accident marks the first loss of a DC-9.

West Coast Airlines Flight 956 was a scheduled commercial flight in the western United States which crashed on October 1, 1966, approximately 5.5 miles (9 km) south of Wemme, Oregon, southeast of Portland. Thirteen passengers and five crew members were aboard, but none survived. In its first week of service, the aircraft was destroyed by the impact and subsequent fire.

The McDonnell Douglas DC-9 is an American five-abreast, single-aisle aircraft designed by the Douglas Aircraft Company. It was initially produced as the Douglas DC-9 prior to August 1967, after which point the company had merged with McDonnell Aircraft to become McDonnell Douglas.