Accident Overview
On the evening of March 13, 1974, Sierra Pacific Airlines Flight 802, a charter flight carrying a movie production crew, crashed into the White Mountains while en route from Bishop, California, to Burbank, California. The aircraft involved was a Convair CV-440. All 36 occupants perished in the accident.
Investigation and Findings
The National Transportation Safety Board (NTSB) investigated the crash but was unable to identify a probable cause. The accident remains one of only three aviation accidents that the NTSB has not solved. As of the source, it is the fourth-deadliest crash involving a Convair CV-440.
Aftermath
The loss of 36 lives and the undetermined nature of the accident have kept it a subject of interest. No official explanation for the crash has ever been established.