THREE MOUNTAINS

Mount Kelud (VEI = 4)

Since the 15th century, Mount Kelud been victimized more than 15,000 people. The explosion was in 1586 claiming more than 10,000 inhabitants. A system to divert the lava flow has been made ​​extensively in 1926 and still functioning until now after the eruption in 1919 claimed thousands of lives due to cold lava flood swept settlements.

In the 20th century, recorded Kelud erupted in 1901, 1919 (1 May), 1951, 1966, and 1990. In 2007 the mountain was again increased its activity. This pattern brings experts volcano on 15-year cycle for this eruption.

Mount Merapi (VEI = 4)

Mount Merapi is the youngest in a collection of volcanoes in the southern part of Java Island. The mountain is located in the subduction zone, where the Indo-Australian plate continues to move down the Eurasian Plate. The eruption in the area lasted from 400,000 years ago, and up to 10,000 years ago kind of eruption is effusive. After that, the eruptions become explosive, with lava flows that cause thick lava domes.

Small eruptions occur every 2-3 years, and the larger about 10-15 years. Merapi eruptions big impact among others in the years 1006, 1786, 1822, 1872, and 1930.

Large eruption in 1006 made ​​the whole central part of Java island shrouded in gray. It is estimated, the eruption caused the Ancient Mataram Kingdom should move to East Java. Eruption in 1930 destroyed 13 villages and killed 1400 people.

Mount Galunggung (VEI = 5)

       Mount Galunggung ever recorded erupted in 1882 (VEI = 5). Early signs of eruption known in July 1822, where the water becomes turbid and muddy Cikunir. The result of examination of the crater showed that the turbid water was hot and sometimes appear in the column of smoke from the crater.

      Then on October 8, s.d. October 12, the eruption of reddish sand produces rain very hot, fine ash, hot clouds and lava. Lava flow moving toward the southeast following the river flows. This eruption killed 4011 people and 114 villages destroyed, with damage to the land to the east and south as far as 40 km from the mountaintop. 

http://www.forexijo.info/3-Gunung-di-Indonesia-yang-Terkenal-Karena-Letusannya-14867109