 The land grant of all Anangu Pitjantjatjara Yankunyjatjara land is dated 30 October 1981 and covers an area of about , or about 10.4% of the State.The westerly section that comprises over half the APY Lands was formerly the North West Aboriginal Reserve, first proclaimed in 1921.Other former pastoral lease land, formerly known as Everard Park, Kenmore Park and Granite Downs, are included in the lands.