OF-02-06 Geologic Map of the Fort Garland SW Quadrangle OF-02-06 Geologic Map of the Fort Garland SW Quadrangle, Costilla County, Colorado
OF-02-07 Geologic Map of the Breckenridge Quadrangle OF-02-07 Geologic Map of the Breckenridge Quadrangle, Summit and Park Counties, Colorado
OF-99-04 Geologic Map of the Durango West Quadrangle OF-99-04 Geologic Map of the Durango West Quadrangle, La Plata County, Colorado
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-99-13 Active Surficial-Geologic Processes and Related Geologic Hazards in Georgetown OF-99-13 Active Surficial-Geologic Processes and Related Geologic Hazards in Georgetown, Clear Creek County, Colorado
OF-99-14 Geologic Hazards and Mineral Resource Potential of Southwestern Costilla County OF-99-14 Geologic Hazards and Mineral Resource Potential of Southwestern Costilla County, Colorado
OF-98-03 Geologic Map of the Leon Quadrangle OF-98-03 Geologic Map of the Leon Quadrangle, Eagle and Garfield Counties, 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-98-04 Geologic Map of the Cameron Mountain Quadrangle OF-98-04 Geologic Map of the Cameron Mountain Quadrangle, Chaffee, Park, and Fremont Counties, Colorado
OF-97-03 Geologic Map of the Carbondale Quadrangle OF-97-03 Geologic Map of the Carbondale Quadrangle, Garfield County, Colorado
OF-97-04 Geologic Map of the Cottonwood Pass Quadrangle OF-97-04 Geologic Map of the Cottonwood Pass Quadrangle, Eagle and Garfield Counties, Colorado
OF-96-01 Geologic Map of the Cattle Creek Quadrangle OF-96-01 Geologic Map of the Cattle Creek Quadrangle, Garfield County, Colorado