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Top 10 facts about the world. The largest volcanic eruption in recorded history is that out Mount Tambora on Sumbawa island, Indonesia. Taking place on 10 April 1815, the eruption was so loud it sounded like a a gunshot to people on the island of Sumatra, 2,600 km (1,615 mi away).he event was called the last great subsistence crisis in the Western world.. Although the explosion of Mt. Tambora was large, it is not the largest volcanic eruption in all of human history â just recorded history.
Article tools. The slope of lava layers within Tamu Massif indicate that it formed from a central volcanic vent. Geophysicists have discovered what they say is the largest single volcano on Earth, a 650-kilometre-wide beast the size of the British Isles lurking beneath the waters of the northwest Pacific Ocean. The megavolcano has been inactive for some 140 million years.