OF-03-09 Geologic Map of the Greenland Quadrangle OF-03-09 Geologic Map of the Greenland Quadrangle, Douglas and El Paso Counties, Colorado
OF-03-18 Geologic Map of the Cascade Quadrangle OF-03-18 Geologic Map of the Cascade Quadrangle, El Paso County, Colorado
OF-03-08 Geologic Map of Falcon NW Quadrangle OF-03-08 Geologic Map of Falcon NW Quadrangle, El Paso County, Colorado
OF-02-02 Geologic Map of the Elsmere Quadrangle OF-02-02 Geologic Map of the Elsmere Quadrangle, El Paso County, Colorado
OF-02-04 Geologic Map of the Monument Quadrangle OF-02-04 Geologic Map of the Monument Quadrangle, El Paso County, Colorado
OF-01-03 Geologic Map of the Pikeview Quadrangle OF-01-03 Geologic Map of the Pikeview Quadrangle, El Paso County, Colorado
OF-00-03 Geologic Map of the Colorado Springs Quadrangle OF-00-03 Geologic Map of the Colorado Springs Quadrangle, El Paso County, Colorado
RS-27 Coal Resources of the Colorado Springs (1/2° x 1°) Quadrangle RS-27 Coal Resources of the Colorado Springs (1/2° x 1°) Quadrangle, Colorado
OF-81-08 Geophysical Logs from the 1981 Water Well Logging Program OF-81-08 Geophysical Logs from the 1981 Water Well Logging Program, Castle Rock (1/2° x 1°) Quadrangle
MS-15 Map and Discovery of Permitted Colorado Coal Mines MS-15 Map and Discovery of Permitted Colorado Coal Mines, 1981
IS-12 Hydrogeologic and Stratigraphic Data Pertinent to Uranium Mining IS-12 Hydrogeologic and Stratigraphic Data Pertinent to Uranium Mining, Cheyenne Basin, Colorado