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
Delamere Air Weapons Range two practice ranges for smaller weapons testing, a simulated airfield complex, and a simulated township constructed from shipping containers named "Tac Town". Delamere is east of the larger Bradshaw Field Training Area which has an area of , and the Department of Defence has considered acquiring land between the two facilities to merge them. Both areas are used for joint military exercises such as the Australia–United States Exercise Talisman Saber. Delamere is electronically linked with Bradshaw Field and Mount Bundey Training Area to form the North Australian Range Complex. The range is served by its own airfield, Delamere Range Facility