Dotsero Crater is a 700-meter wide by 400-meter deep maar volcano located in Dotsero, Colorado near the junction of the Colorado River and the Eagle River. It is classified as a scoria cone with evaporitic rock, basaltic tephra, and oxidized sandstone. Erupting approximately 4200 years ago, it is the youngest volcano in Colorado.Crater caused by Dotsero eruption. the site is a point of interest for hikers. This Holocene volcano erupted in the year 2220 BCE, give or take 300 years. When Dotsero…
Dotsero Crater Rec Site is primarily first-come, first-served. Use the availability view to gauge how busy it is before you go.
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