[3] It is located in the state of New South Wales, in the central part of the country, 1,000km northwest of the capital Canberra.
The area around Yandaminta Creek is almost unpopulated, with less than two inhabitants per square kilometer.
The warmest month is January, when the average temperature is 34 °C, and the coldest is June, at 10 °C.
A fringing woodland of River Red Gum (Eucalyptus camaldulensis) is found along the major watercourses.
On some shallow depressions communities of Lignum (Muehlenbeckia cunninghamii) and Canegrass (Eragrastis australasica) exist."