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Yunaska Volcano - John Seach
Aleutian Islands, Alaska
52.63 N, 170.63 W
summit elevation 550 m
Shield volcano
Yunaska island is 23 km x 9 km with a large stratovolcano in the NE. There is a 3.5 km wide caldera on SE of the volcano.
Yunaska Volcano Eruptions
1937, 1929?, 1873?, 1830, 1824, 1817?