Semisopochnoi Volcano - John Seach
Aleutian Islands, Alaska

51.95 N, 179.62 W
summit elevation 1221 m
stratovolcano

Semisopochnoi island is 21 km x 18 km in diameter. It is the largest of the young western Aleutian volcanic islands.
Mt Cerberus is the most active of the three cones in the caldera.

Eruptions of Semisopochnoi Volcano
1987, 1873, 1830?, 1792?, 1790?, 1772?
 

Semisopochnoi Volcano
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Copyright John Seach