Tooele County, Utah Dugway Proving Ground in Tooele County. The county's western portion is home to the Bonneville Salt Flats, traversed by Interstate 80 and the Wendover Cut-off, the former routing of the Victory Highway. According to the U.S. Census Bureau, the county has a total area of , of which is land and (4.7%) is water. Covering vast amounts of the Great Salt Lake desert west of Salt Lake Valley, Tooele County is the second largest county in Utah and among the driest. As of the census of 2000, there were 40,735 people, 12,677 households, and 10,128 families residing in the county.
Harkers Canyon (Salt Lake County, Utah) is located near the top of the canyon, on a ridge between Harkers Canyon and Barneys Canyon, at 2580 m (8465 ft) elevation. The canyon empties out of the Oquirrh Mountains at 1490 m (4890 ft), near the unincorporated community of Bacchus and State Route 111, on the far western edge of the greater Salt Lake City metropolitan area. Harkers Canyon is located in the Utah Division of Wildlife Resources Wildlife Management Unit 18. Harkers Canyon (Salt Lake County, Utah) Harkers Canyon is located west-southwest of downtown Salt Lake City, in Salt Lake County, Utah, USA. The canyon empties into