Mount Garfield from Interstate-70, Mesa County, Colorado, March 2016. Photo credit: Larry Scott for the CGS.

CGS Publications

Since the first CGS Bulletin A Preliminary Report on the Geology of the Monarch Mining District, Chafee County in 1910, 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.

Showing 1–28 of 39 results

OF-03-19 Geologic Map of the Manitou Springs Quadrangle, El Paso and Teller Counties, Colorado

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OF-12-09 Geologic Map of the Climax Quadrangle, Lake and Park Counties, Colorado

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OF-02-07 Geologic Map of the Breckenridge Quadrangle, Summit and Park Counties, Colorado

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OF-99-06 Geologic Map of the Durango East Quadrangle, La Plata County, Colorado

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OF-00-02 Geologic Map of the Idaho Springs Quadrangle, Clear Creek County, Colorado

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OF-99-04 Geologic Map of the Durango West Quadrangle, La Plata County, Colorado

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OF-03-20 Geologic Map of the Copper Mountain Quadrangle, Summit, Eagle, Lake, and Park Counties, Colorado

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OF-02-01 Geologic Map of the Hermosa Quadrangle, La Plata County, Colorado

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OF-03-21 Geologic Map of the Electra Lake 7.5-Minute Quadrangle, La Plata County, Colorado

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OF-02-03 Geologic Map of the Keystone Quadrangle, Summit County, Colorado

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MS-38 Geologic Map of the Glenwood Springs Quadrangle, Garfield County, Colorado

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OF-12-07 Geologic Map of the Marmot Peak Quadrangle, Chaffee and Park Counties, Colorado

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OF-00-04 Geologic Map of the Hesperus Quadrangle, La Plata and Montezuma Counties, Colorado

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OF-06-07 Geologic Map of the Fairplay West Quadrangle, Park County, Colorado

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OF-05-08 Geologic Map of the Buena Vista West Quadrangle, Chaffee County, Colorado

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MS-41 Geologic Map of the Mount Sopris Quadrangle, Garfield and Pitkin Counties, Colorado

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OF-04-07 Geologic Map of the Dawson Butte Quadrangle, Douglas County, Colorado

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OF-06-10 Geologic Map of the Maysville Quadrangle, Chaffee County, Colorado

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MS-35 Geologic Map of the Shoshone Quadrangle, Garfield County, Colorado

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OF-05-05 Geologic Map of the Almont Quadrangle, Gunnison County, Colorado

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OF-11-04 Geologic Map of the Jones Hill Quadrangle, Park County, Colorado

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MS-36 Geologic Map of the Carbondale Quadrangle, Garfield County, Colorado

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MS-31 Geologic Map of the Glenwood Springs Quadrangle, Garfield County, Colorado

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OF-14-10 Center Mountain Quadrangle Geologic Map, Garfield County, Colorado

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OF-03-15 Geologic map of the Taylor Ranch Quadrangle, Costilla County, Colorado

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MS-39 Geologic Map of the Basalt Quadrangle, Eagle, Garfield, and Pitkin Counties, Colorado

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OF-99-07 Geologic Map of the Mt. Sopris Quadrangle, Garfield and Pitkin Counties, Colorado

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OF-08-18 Climax Quadrangle Geologic Map, Lake and Park Counties, Colorado

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