OF-18-03 Geologic Map of the Lands End Quadrangle OF-18-03 Geologic Map of the Lands End Quadrangle, Mesa County, Colorado
IS-81 Colorado Mineral and Energy Industry Activities 2017-2018 IS-81 Colorado Mineral and Energy Industry Activities 2017-2018
OF-13-08 Gilcrest/LaSalle Pilot Project Hydrogeologic Characterization Report (detail) OF-13-08 Gilcrest/LaSalle Pilot Project Hydrogeologic Characterization Report
OF-18-02 Geologic Map of the Milliken Quadrangle OF-18-02 Geologic Map of the Milliken Quadrangle, Weld County, Colorado
OF-18-11 Debris Flow Susceptibility Map of El Paso County OF-18-11 Debris Flow Susceptibility Map of El Paso County, Colorado
OF-18-01 Geologic Map of the Frederick Quadrangle OF-18-01 Geologic Map of the Frederick Quadrangle, Weld and Broomfield Counties, Colorado
IS-80 Colorado Mineral and Energy Industry Activities 2016-2017 IS-80 Colorado Mineral and Energy Industry Activities 2016-2017
MS-12 Map of Licensed Coal Mines in Colorado as of 01 June 1978 (detail) MS-12 Map of Licensed Coal Mines in Colorado as of 01 June 1978
OF-17-01 Geology and Groundwater Resources of Mesa County OF-17-01 Geology and Groundwater Resources of Mesa County, Colorado
OF-17-05 Geologic Map of the Fountain Quadrangle OF-17-05 Geologic Map of the Fountain Quadrangle, El Paso County, Colorado