Reno/Stead Airport is a large public and military general aviation airport located in the North Valleys area, 10 nautical miles (19 km) northwest of the central business district of Reno, in Washoe County, Nevada, United States. A former U.S. Air Force installation until 1966, the airport's sole remaining military presence consists of an Army Aviation Support Facility and the 189th General Support Aviation Battalion of the Nevada Army National Guard, flying CH-47 Chinook helicopters. The airport is owned by the Reno Tahoe Airport Authority. The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a general aviation reliever airport.Reno/Stead Airport does not have regularly scheduled service, but functions as a general aviation reliever for the nearby Reno/Tahoe International Airport. The airport is home to the Reno Air Races and is also used by the Bureau of Land Management as a base for fire fighting aircraft. It was the launch site of Earthwinds, which attempted and failed multiple times to circumnavigate the globe.