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This is the largest glacial valley on the volcano, although it does not now have a glacier in it. There are seven named glaciers on Mount Shasta, with the four largest (Whitney, Bolam, Hotlum, and Wintun) radiating down from high on the main summit cone to below 10,000 ft (3,000 m) primarily on the north and east sides. [4]
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.
4 California. 5 Colorado. 6 Hawaii. 7 Idaho. 8 Illinois. 9 Louisiana. 10 Michigan. 11 Mississippi. 12 Missouri. 13 Nevada. ... Big Pine volcanic field 17,000 years ...
Mt. Shasta, California's largest volcano, had many eruptions in prehistoric times but has remained quiet in the modern era. And like the Long Valley Caldera, the magma beneath Lassen Volcanic ...
Pages in category "Volcanoes of California" ... Big Cave; Big Pine volcanic field; Bishop Peak (California) Black Hill (California) Boggs Mountain; Brushy Butte;
A Sight "Fearfully Grand"—Eruptions of Lassen Peak, California, 1914 to 1917: Fact Sheet 2014–3119. National Park Service, Lassen Association, and the United States Forest Service. Foxworthy, B. L.; Hill, M. (1982). Volcanic Eruptions of 1980 at Mount St. Helens: The First 100 Days (U.S. Geological Survey Professional Paper, 1249).
A study on the Yellowstone Caldera, located at the center of the eponymous park and is one of the largest volcanic systems in the world, ... reaching what today is Southern California and Louisiana.
Lassen Volcanic National Park is a national park of the United States in northeastern California. The dominant feature of the park is Lassen Peak, the largest plug dome volcano in the world and the southernmost volcano in the Cascade Range. [3]