OF-07-02 Geologic Map of the Montrose East Quadrangle, Montrose County, Colorado Download Publication Details The purpose of this report is to describe the geologic setting, mineral and ground-water resources, and geologic hazards of this 7.5-minute quadrangle in Montrose County in western Colorado. The mapping was undertaken by geologists Matthew L. Morgan and David C. Noe, contractors, and summer volunteers. Digital ZIP/PDF download. OF-07-02D From the Author’s Notes: The Montrose East 7.5-minute quadrangle is located in Montrose County, Colorado, in the valley of the Uncompahgre River. The town of Montrose (2000 census population of 12,344) is located in the northwestern part of the quadrangle, at the junction of U.S. Highways 50 and 550. The highest elevation in the quadrangle is a hilltop in the southeastern part of the quadrangle, in the NE 1/4 of Section 9, T. 48 N., R. 8 W. (elevation 7,347 feet). The lowest point(elevation 5,760 feet) is located near the northwestern corner, in the SE 1/4 of Section 22, T. 49 N., R. 9 W., where Cedar Creek exits the quadrangle. Citations Noe, David C., Matthew L. Morgan, Stephen M. Keller, and Hanson, Paul R. “OF-07-02 Geologic Map of the Montrose East Quadrangle, Montrose County, Colorado.” Geologic. Open File Reports. Denver, CO: Colorado Geological Survey, Department of Natural Resources, 2007. https://coloradogeologicalsurvey.org/publications/geologic-map-montrose-east-quadrangle-colorado.