OF-12-03 Geologic Map of the Eastonville Quadrangle OF-12-03 Geologic Map of the Eastonville Quadrangle, Elbert County, Colorado
OF-12-04 Geologic Map of the Elbert Quadrangle OF-12-04 Geologic Map of the Elbert Quadrangle, Elbert and El Paso Counties, Colorado
OF-12-01 Geologic Map of the Antero Reservoir Quadrangle OF-12-01 Geologic Map of the Antero Reservoir Quadrangle, Park and Chaffee Counties, Colorado
OF-12-07 Geologic Map of the Marmot Peak Quadrangle OF-12-07 Geologic Map of the Marmot Peak Quadrangle, Chaffee and Park Counties, Colorado
OF-12-06 Geologic Map of the Leadville South Quadrangle OF-12-06 Geologic Map of the Leadville South Quadrangle, Lake County, Colorado
OF-12-08 Geologic Map of the Minturn Quadrangle OF-12-08 Geologic Map of the Minturn Quadrangle, Eagle County, Colorado
OF-11-01 Notes on the Denver Basin Geologic Maps: Bedrock Geology OF-11-01 Notes on the Denver Basin Geologic Maps: Bedrock Geology, Structure, and Isopach Maps of Upper Cretaceous to Paleogene Strata between Greeley and Colorado Springs, Colorado
OF-11-02 Geology of Upper Cretaceous OF-11-02 Geology of Upper Cretaceous, Paleocene and Eocene Strata in the Southwestern Denver Basin, Colorado
WAT-2011-01 - El Paso County Groundwater Quality Study: Phase 1 WAT-2011-01 El Paso County Groundwater Quality Study: Phase 1
MS-49 Geologic Map and Coal Bed Stratigraphy MS-49 Geologic Map and Coal Bed Stratigraphy, Fruitland Formation, Western Archuleta County, Colorado
OF-11-04 Geologic Map of the Jones Hill Quadrangle OF-11-04 Geologic Map of the Jones Hill Quadrangle, Park County, Colorado
OF-10-02 Geologic Map of the Center Mountain Quadrangle OF-10-02 Geologic Map of the Center Mountain Quadrangle, Garfield County, Colorado