The main industry at Dotsero for years consisted of making cinderblocks from the volcano. Demographics The United States Census Bureau initially defined the for the See also Outline of Colorado Index of Colorado-related articles State of Colorado Colorado cities and towns Colorado census designated places Colorado counties Eagle County, Colorado Colorado metropolitan areas Edwards, CO Micropolitan Statistical Area References External links Dotsero @ UncoverColorado.com Dotsero Volcanic Center Dotsero Volcano How Dotsero came by its name Eagle County website Census-designated places in Eagle County, Colorado Census-designated places in Colorado Colorado populated places on the Colorado River