. . "Dugway Proving Ground (DPG) is a US Army facility located approximately 85 miles (140 km) southwest of Salt Lake City, Utah in southern Tooele County and just north of Juab County. It encompasses 801,505 acres (3,243 km\u00B2, or 1,252 sq mi) of the Great Salt Lake Desert, an area the size of the state of Rhode Island, and is surrounded on three sides by mountain ranges."@en .