Lake Maninjau is a caldera lake in West Sumatra, Indonesia. It is located 36 kilometres to the west of Bukittinggi, at 0°19′S 100°12′E / 0.317°S 100.200°E. The Maninjau caldera was formed by a volcanic eruption estimated to have occurred around 52,000 years ago. Deposits from the eruption have been found in a radial distribution around Maninjau ext…Lake Maninjau is a caldera lake in West Sumatra, Indonesia. It is located 36 kilometres to the west of Bukittinggi, at 0°19′S 100°12′E / 0.317°S 100.200°E. The Maninjau caldera was formed by a volcanic eruption estimated to have occurred around 52,000 years ago. Deposits from the eruption have been found in a radial distribution around Maninjau extending up to 50 kilometres to the east, 75 kilometres to the southeast, and west to the present coastline. The deposits are estimated to be distributed over 8,500 square kilometres and have a volume of 220–250 cubic kilometres. The caldera has a length of 20 kilometres and a width of 8 kilometres.
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