48+ Mount Tambora In Sumbawa Island 1815 Background. Its eruption in 1815 is the most powerful volcanic eruption in recorded history and is considered one of the greatest natural disasters ever to befall mankind. Mount tambora, volcanic mountain on sumbawa island, indonesia, that in april 1815 exploded in the largest volcanic eruption in recorded history.
It once measured 4,300 meters tall, making it one of the tallest mountains in indonesia.
Mount tambora is on sumbawa island, part of the lesser sunda islands. This is a difficult mountain to reach let alone climb. Sumbawa is flanked both to the north and south by oceanic crust, and tambora was formed by the active subduction zones beneath it. With the cataclysmic eruption during the evening of april 10, 1815, the entire shape of the mountain changed.