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Global Volcanism Program | Image GVP-06295

The lake within Crater Lake is the deepest in the USA at nearly 600 m, within the caldera that formed during a major eruption of its predecessor Mount Mazama around 7,700 years ago. Snow mantles the summit of the Wizard Island cone in the foreground. Photo by Lee Siebert, 1997 (Smithsonian Institution).

The lake within Crater Lake is the deepest in the USA at nearly 600 m, within the caldera that formed during a major eruption of its predecessor Mount Mazama around 7,700 years ago. Snow mantles the summit of the Wizard Island cone in the foreground.

Photo by Lee Siebert, 1997 (Smithsonian Institution).

Keywords: caldera | cone | lake | scoria cone


Crater Lake