POTD November 22, 2016: Devils Playground, Box Elder County
Eroded granitic rock of the Tertiary-age Emigrant Pass pluton at Devils Playground, Box Elder County.
Photographer: Adam McKean © 2016

Eroded granitic rock of the Tertiary-age Emigrant Pass pluton at Devils Playground, Box Elder County.
Photographer: Adam McKean © 2016


The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Data Management, Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and Paleontology.

