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
MS-19 The Coal Bed Methane Resources of Colorado (detail) MS-19 The Coal Bed Methane Resources of Colorado
MS-21 Groundwater Temperatures Map of Colorado (detail) MS-21 Groundwater Temperatures Map of Colorado
MS-06 Energy Resource Development Map of Colorado (detail) MS-06 Energy Resource Development Map of Colorado
MS-51 Interpretive Geothermal Gradient Map of Colorado (detail)|Onsite rig drilling for a geothermal heating/cooling or "heat pump" system in Fort Collins MS-51 Interpretive Geothermal Gradient Map of Colorado