The origin and extent of earth fissures in Escalante Valley, southern Escalante Desert, Iron County, Utah (SS-115) Great Salt Lake and Antelope Island This map represents the geology

This map represents the geology of the Ophir quadrangle at 1:24

Location: Nevada

thousand-foot sand dunes

Interstate Highway 15 extends from northeast to southwest through the map area

The origin and extent of earth fissures in Escalante Valley, southern Escalante Desert, Iron County, Utah (SS-115) Great Salt Lake and Antelope Island This map represents the geologyBy: W. R. Lund, C. B. DuRoss, S. M. Kirby, G. N. McDonald, G. Hunt, and G. S. Vice Contains a 30 page report and 37 photo appendix of an investigation by the Utah Geological Survey of five recently discovered earth fissures in southwestern Utah. The earth fissues, which likely resulted from aquifer compaction due to ground water withdrawal, were revealed after floodwater infiltrated into and enlarged the fissures during January 2005. This study