OF-01-03 Geologic Map of the Pikeview Quadrangle, El Paso County, Colorado

OF-00-16 Naturally Degraded Surface Waters Associated with Hydrothermally Altered Terrane in Colorado

OF-00-03 Geologic Map of the Colorado Springs Quadrangle, El Paso County, Colorado

OF-00-12 Demonstrated Reserve Base for Coal in Colorado: Yampa Coal Field

OF-99-03 Geologic Map of the Gribbles Park Quadrangle, Park and Fremont Counties, Colorado

OF-99-04 Geologic Map of the Durango West Quadrangle, La Plata County, Colorado

OF-99-05 Geologic Map of the Hunter Mesa Quadrangle, Garfield County, Colorado

OF-99-06 Geologic Map of the Durango East Quadrangle, La Plata County, Colorado

OF-99-07 Geologic Map of the Mt. Sopris Quadrangle, Garfield and Pitkin Counties, Colorado

MS-32 Map of Areas Susceptible to Differential Heave in Expansive, Steeply Dipping Bedrock, City of Colorado Springs, Colorado

OF-98-04 Geologic Map of the Cameron Mountain Quadrangle, Chaffee, Park, and Fremont Counties, Colorado

OF-98-03 Geologic Map of the Leon Quadrangle, Eagle and Garfield Counties, Colorado