Cases involving individuals who have been injured in crashes and collisions involving helicopters. A Helicopter Accident is an occurrence associated with the operation of an aircraft which takes place between the time any person boards the helicopter with the intention of flight and all such persons have disembarked, in which a person is fatally or seriously injured, the aircraft sustains damage or structural failure and/or the aircraft is missing or is completely inaccessible.
Owasso is a city in Rogers and Tulsa counties in the U.S. state of Oklahoma, and a northern suburb of Tulsa. The population was 18,502 at the 2000 census. Since 2000 the population has grown to 35,703.