Lake Toba Volcano Facts
The eruption was so big it.
Lake toba volcano facts. A volcanic lake with a length of 100 kilometers and 30 kilometers wide along the furthest depths of approximately 400 meters which is located in north sumatra province indonesia. An eruption 74 000 years ago was one of the biggest in history ejecting 2 800km3 of material. Lake toba is a lake formed by volcanic eruptions namely mount toba which occurred around 800 000 years ago. That event is considered by many volcanologists to be the largest volcanic eruption in all of human history and some scientists maintain that it sent the planet into a severe ice age that nearly caused the extinction of modern humans.
Mount toba as the super volcano that surrounds the lake and samosir island is still active. Eruptions of this size are exptremely rare and are called supervolcano eruptions. Lake toba is one of the worlds biggest calderas measuring 35km by 100km. It was formed during four major pleistocene ignimbrite producing eruptions beginning at 1 2 million years ago and culminating with the colossal young toba tuff ytt eruption about 74 000 years ago.
Lake toba is the largest lake in indonesia even southeast asia. It is the largest known explosive eruption on earth in the last 25 million years. Recognized as the largest volcanic lake or crater lake in the world. The location of mount toba.
A massive eruption sometime between 71 000 and 74 000 years ago expelled an estimated 2 800 cubic km about 670 cubic miles of ash and lava. The toba caldera is in fact the earth s largest quaternary caldera. Mount toba has erupted three times. With these natural phenomenon lake toba is the largest lake and also the most beautiful lake in the world.
Here are 7 interesting facts you need to know about lake toba. First eruption occurred around 800 000 years ago. Located on the island of sumatra in indonesia lake toba is a beautiful caldera lake measuring 100 km by 30 km. From the eruption that occurred mount toba spewed its eruption material and made the surrounding crater turn into a lake.
This eruption produced the. Its odd elongate shape is a result of the interactions between the magma chamber and the shearing forces of the sumatran fault along the west that has stretched it out. In the center of lake toba is an island called samosir island. The length reaches 87 kilometers and width 27 kilometers.
The amount of water in lake toba is enough. It still cannot be. Lake toba is the site of a supervolcanic eruption estimated at vei 8 that occurred 69 000 to 77 000 years ago representing a climate changing event. It is the largest lake in indonesia and southeast asia.