49+ Mount Tambora Volcano Ash Cloud PNG. An official at the mount sinabung observation post said ash already covered several villages that were up to 20 kilometers from the crater. Mt st helen's had the biggest ash cloud and it was so strong april 10, 1815 mount tambora in sambawa, indonesia erupted after being dormant for quite a while.
Mount tambora is an active volcano on the island of sumbawa in indonesia.
Altogether a fitting conclusion to the era of napoleon. The mount tambora eruption in 1816 caused such a drop in temperatures that it became known as. On that scale, the 1815 eruption of mount tambora rates a very destructive 7. The 1815 eruption of mount tambora was the most powerful volcanic eruption in recorded human history, with a volcanic explosivity index (vei) of 7.