Joint Defense Facility Nurrungar Joint Defense Facility Nurrungar Joint Defence Facility Nurrungar (JDFN), located on the edge of Island Lagoon, approximately 15 km south of Woomera, South Australia, was an Earth station in Australia operated jointly by the Australian Department of Defence and the United States Air Force from 1969 through to 1999. Its official area of emphasis was space-based surveillance, in particular the early detection of missile launches and nuclear detonations using U.S. Defense Support Program satellites in geostationary orbits. The name "Nurrungar" derives from an aboriginal term meaning "listen". During the Cold War the site was crucially important to America's defences, being
Proof Range, South Australia Proof Range, South Australia Proof Range is a locality in the Australian state of South Australia located on the eastern coastline of Gulf St Vincent about north-northwest of the Adelaide city centre and about south of the town centre of Port Wakefield. Its boundaries were created in January 2000 in respect of the “long established name.” Its name is derived from the use of the land within its extent for the testing of weapons and ammunition as part of the Port Wakefield Proof and Experimental Establishment. Proof Range is located within the federal Division of Wakefield, the state electoral district