OF-03-21 Geologic Map of the Electra Lake 7.5-Minute Quadrangle OF-03-21 Geologic Map of the Electra Lake 7.5-Minute Quadrangle, La Plata County, Colorado
OF-02-15 Evaluation of Bottom-Hole Temperatures in the Denver and San Juan Basins of Colorado (detail) OF-02-15 Evaluation of Bottom-Hole Temperatures in the Denver and San Juan Basins of Colorado
IS-50 Oil and Gas Fields of Colorado Statistical Summary through 1996 IS-50 Oil and Gas Fields of Colorado Statistical Summary through 1996
OF-99-06 Geologic Map of the Durango East Quadrangle OF-99-06 Geologic Map of the Durango East Quadrangle, La Plata County, Colorado
OF-98-02 Geologic Map of the Ludwig Mountain Quadrangle OF-98-02 Geologic Map of the Ludwig Mountain Quadrangle, La Plata County, Colorado
OF-97-01 Geologic Map of the Rules Hill Quadrangle OF-97-01 Geologic Map of the Rules Hill Quadrangle, La Plata County, Colorado
MS-30 Basement Structure Map of Colorado with Major Oil and Gas Fields (detail) MS-30 Basement Structure Map of Colorado with Major Oil and Gas Fields
RS-31 Coalbed Methane in the Upper Cretaceous Fruitland Formation RS-31 Coalbed Methane in the Upper Cretaceous Fruitland Formation, San Juan Basin, New Mexico and Colorado
OF-94-02 Coalbed Gas Composition in Upper Cretaceous Fruitland Formation OF-94-02 Coalbed Gas Composition in Upper Cretaceous Fruitland Formation, San Juan Basin, Colorado and New Mexico