page_title: Mount Katmai
hierarchical_section_title: Mount Katmai
caption_attribution_description: Katmai Crater - Mount Katmai, Alaska
context_page_description: Mount Katmai is a large stratovolcano on the Alaska Peninsula in southern Alaska, located within Katmai National Park and Preserve. It is about 6.3 miles in diameter with a central lake-filled caldera about two by three miles in size, formed during the Novarupta eruption of 1912. The caldera rim reaches a maximum elevation of 6,716 feet. In 1975 the surface of the crater lake was at an elevation of about 4,220 feet, and the estimated elevation of the caldera floor is about 3,400 ft. The mountain is located in Kodiak Island Borough, very close to its border with Lake and Peninsula Borough.
context_section_description: Mount Katmai is a large stratovolcano (composite volcano) on the Alaska Peninsula in southern Alaska, located within Katmai National Park and Preserve.  It is about 6.3 miles (10 km) in diameter with a central lake-filled caldera about two by three miles (3.2 by 4.8 km) in size, formed during the Novarupta eruption of 1912. The caldera rim reaches a maximum elevation of 6,716 feet (2,047 m). In 1975 the surface of the crater lake was at an elevation of about 4,220 feet (1,286 m), and the estimated elevation of the caldera floor is about 3,400 ft (1,040 m). The mountain is located in Kodiak Island Borough, very close to its border with Lake and Peninsula Borough.
caption: Mount Katmai and its crater lake in September 1980.
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