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.
Adna is an unincorporated community located in Lewis County, Washington. Due to its rural setting with little settlement concentration, it did not meet qualifications as a Census Designated Place, a program used by the U.S. Census Bureau for unincorporated communities. Adna is 6 miles west of Chehalis. There are schools available for grades K-12. There is one grocery store which also is a post office and a gas station.