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Publications

Since the first CGS Bulletin in 1910, A Preliminary Report on the Geology of the Monarch Mining District, Chaffee County, the Survey has issued more than nine hundred professional reports, publications, maps, and GIS datasets concerning the geology, groundwater hydrology, mining, energy production, and geologic hazards around the state of Colorado.

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ON-006-28M Alluvial Fan Mapping of Fremont County, Colorado (Map)

ON-006-28D Alluvial Fan Mapping of Fremont County, Colorado (Data) - v20260114

ON-006-28D Alluvial Fan Mapping of Fremont County, Colorado (Data) – v20260114

OF-16-03 Colorado Rocky Mountain Front Profiles

OF-16-03 Colorado Rocky Mountain Front Profiles

RN-05 Reconnaissance of Critical Minerals in Denver Formation Coal-Bearing Strata, Denver Basin, Ramah-Fondis Coal Field, Colorado

RN-05 Reconnaissance of Critical Minerals in Denver Formation Coal-Bearing Strata, Denver Basin, Ramah-Fondis Coal Field, Colorado

OF-25-06 Baseline Radiological Study Year 4: Lower Arkansas River Area, Colorado

OF-25-06 Baseline Radiological Study Year 4: Lower Arkansas River Area, Colorado

OF-24-03 Geologic Map of the Severance Quadrangle, Weld County, Colorado

OF-24-03 Geologic Map of the Severance Quadrangle, Weld County, Colorado

OF-24-02 Geologic Map of the Timnath Quadrangle, Larimer and Weld Counties, Colorado

OF-24-02 Geologic Map of the Timnath Quadrangle, Larimer and Weld Counties, Colorado

OF-24-01 Geologic Map of the Fort Collins Quadrangle, Larimer County, Colorado

OF-24-01 Geologic Map of the Fort Collins Quadrangle, Larimer County, Colorado

OF-24-06 Geologic Map of the Highline Lake Quadrangle, Mesa and Garfield Counties, Colorado

OF-24-06 Geologic Map of the Highline Lake Quadrangle, Mesa and Garfield Counties, Colorado

ON-006-26M Alluvial Fan Mapping of Summit County, Colorado (Map)

ON-006-26M Alluvial Fan Mapping of Summit County, Colorado (Map)

ON-006-26D Alluvial Fan Mapping of Summit County, Colorado (Data) - v20251121

ON-006-26D Alluvial Fan Mapping of Summit County, Colorado (Data) – v20251121

ON-006-24M Alluvial Fan Mapping of Lake County, Colorado (Map)

ON-006-24M Alluvial Fan Mapping of Lake County, Colorado (Map)