Utah has both the largest number of tar sand occurrences and the largest individual deposits in the United States. The deposits are located mainly in two areas of Utah: the Uinta Basin of northeastern Utah, and central southeastern Utah.
- Annotated bibliography of Utah tar sands and related information(pdf), by J. Wallace Gwynn and Francis V. Hanson, 143 p.,
Utah Geological Survey Open-file Report 503, updated 2009
- Taking another look at Utah’s tar sand resources (pdf)
Survey Notes article, January 2007, v.39, no.1
- Tar-sand resources of the Uinta Basin, Utah: a catalog of deposits(pdf)
Utah Geological Survey Open-file Report 335, 1996