Interim geologic map of the lower San Juan River area, eastern Glen Canyon National Recreation Area and vicinity, San Juan County, Utah (OFR-443dm) Media Type:PAPER The Ismay Member was chosen

The Ismay Member was chosen to be a representative oil horizon of the Paradox Basin and illustrates the predominant tectonic structures as well as the subtle petroleum related structures

and cross-cultural information

located in the heart of the Colorado Plateau

A 10-page booklet summarizes the methods used to produce the map

and a sizable "gentile" (non-Mormon) population in the 1860s

Interim geologic map of the lower San Juan River area, eastern Glen Canyon National Recreation Area and vicinity, San Juan County, Utah (OFR-443dm) Media Type:PAPER The Ismay Member was chosenBy: G. C. Willis This map covers the lower San Juan River area in Glen Canyon National Recreation Area. Information in this publication includes a description of map units and a correlation of map units. This digital map is presented in different formats: Portable Document Format (pdf) and ArcMap project. The spatial data files are provided as ArcInfo coverages and shapefiles. Other Information: Published: 2004 Pages: 20 p. Plates: 2 pl. Scale: 1: