It happened on April 5, 1815, in Sumbawa, Indonesia, 92,000 people died from this volcano because of starvation. It has an elevation of of 9,348 ft. Mount. Tambora has experienced a lot of little explosions before this one but this was by far the biggest eruption from Mount. Tambora. When Mount. Tambora exploded it was so big it caused an earthquake. The strength of this volcano was a 7, and the eruption of Mount. Tambora lasted for two days and ejected 50 km of magma, it was the biggest explosion in the past 1,000 years. Mount. Tambora is still an active volcano, and is one of the tallest mountains in Indonesia. The explosion in 1815 from Mount^[1].      Tambora was the most powerful eruption in recorded history,  The explosion was so big the ash cloud reached the stratosphere, the ash was blown so high up in the sky it didn't really effect the weather patterns in the Northern Hemisphere until 1816. When Mount. Tambora erupted in 1815 it let off so much sulfur that it cooled the whole world, and the year after was known as the year without summer, it snowed in Quebec during the summer and all temperatures dropped. Mount. Tambora is located with four tectonic plates: Pacific, Eurasia, Philippine, Australian. This area is part of the Famous Ring of Fire. After the explosion in 1815 it left the mountain with a four mile diameter and about 3,640 feet deep.

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 Cain, Fraser. "Mount Tambora." 1. Web. 31 Mar 2010. <http://www.universetoday.com/guide-to-space/earth/mount-tambora/>.

Fleury , Maureen. "Eruption of Mount Tambora 1815." 1. Web. 31 Mar 2010. <http://volcanoes.suite101.com/article.cfm/eruption_of_mount_tambora_1815>.