OF-01-12 History OF-01-12 History, Geology, and Environmental Setting of the Lienhart Mine, Pike/San Isabel National Forest, Chaffee County, Colorado
OF-01-13 History OF-01-13 History, Geology, and Environmental Setting of Selected Mines in the Chalk Creek Mining District, Pike/San Isabel National Forest, Chaffee County, Colorado
OF-01-14 History OF-01-14 History, Geology, and Environmental Setting of the Griffin and Wilkesbarre Mines, Pike/San Isabel National Forest, Lake County, Colorado
OF-99-18 History OF-99-18 History, Geology, and Environmental Setting of Selected Mines near Creede, Rio Grande National Forest, Mineral County, Colorado
OF-00-10 History OF-00-10 History, Geology, and Environmental Setting of the Lower Fair Day Mine, Arapaho/Roosevelt National Forest, Boulder County, Colorado
WAT-1998-02 Abandoned Mines and Naturally Occurring Acid Rock Drainage on National Forest System Lands in Colorado WAT-1998-02 Abandoned Mines and Naturally Occurring Acid Rock Drainage on National Forest System Lands in Colorado
OF-96-04-20 History OF-96-04-20 History, Geology, Hydrogeology, Summitville Mine and Downstream Effects, and Other Nearby Mines of the San Luis Valley, Colorado
SP-26 Subsidence above Inactive Coal Mines: Information for the Homeowner SP-26 Subsidence above Inactive Coal Mines: Information for the Homeowner