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Map of Long Valley Caldera Early winter in Long Valley, 2017. Long Valley Caldera is a depression in eastern California that is adjacent to Mammoth Mountain.The valley is one of the Earth's largest calderas, measuring about 20 mi (32 km) long (east-west), 11 mi (18 km) wide (north-south), and up to 3,000 ft (910 m) deep.
Taupō Volcano—Oruanui eruption: 0.027: Taupō Volcanic Zone, New Zealand 1,170 Most recent VEI 8 eruption [37] Mangakino Caldera—Ongatiti–Mangatewaiiti 1.21 Taupō Volcanic Zone, New Zealand 1,150 [26] Huaylillas Ignimbrite 15 Bolivia 1,100 Predates half of the uplift of the central Andes [38] Bursum—Bloodgood Canyon Tuff: 28.5
Name Elevation Location Last eruption meters feet Coordinates; Malumalu: Last 8,000 years Ta‘u-931: 3054: 30,000 years ago [15]: Ofu-Olosega: 639: 2096: 1866 unnamed submarine cone eruption
One explosive eruption in 1915 obliterated a forest and created a gigantic mushroom cloud 30,000 feet high that could be seen as far as away as Eureka and Sacramento and blew volcanic ash 280 ...
A major eruption on 25 June 1997 caused pyroclastic flows to move at 60–100 mph, which killed 19 people and destroyed towns. [130] 2 Kanlaon [131] Philippines 1996 3 24 mountain climbers hiked the volcano when it erupted without warning on 10 August 1996, resulting in 3 fatalities. [132] 1 Yakedake [133] Japan 1995 4
The Bishop Tuff is a welded tuff which formed 764,800 ± 600 years ago as a rhyolitic pyroclastic flow during the approximately six-day eruption that formed the Long Valley Caldera. [1] [2] [3] Large outcrops of the tuff are located in Inyo and Mono Counties, California, United States. Approximately 200 cubic kilometers of ash and tuff erupted ...
Known as a super eruption for its magnitude, the event emptied out enough volcanic material to produce the 30-by-40-mile-wide caldera. The National Park Service said the eruption covered an area ...
eruption episode L 7 Phlegraean Fields: Campanian volcanic arc: Unknown 15.7 5 Mount Vesuvius Campanian volcanic arc 1.3 19.3 Green Pumice: 7 Long Island, PNG Bismarck Volcanic Arc 100 19.3 Kiau Ignimbrite 7 Zavaritzki Caldera: Simushir, Kuril Islands: 200 20 6 Rabaul: Bismarck Volcanic Arc >10 21 Kulau Ignimbrite 6 Menengai