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.
Nora Springs is a city in Cerro Gordo and Floyd Counties in the U.S. state of Iowa, along the Shell Rock River. As of the 2000 census, the city population was 1,532. The Cerro Gordo County portion of Nora Springs is part of the Mason City Micropolitan Statistical Area.