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Pages in category "Volcanoes of Oregon" The following 112 pages are in this category, out of 112 total. This list may not reflect recent changes. *
This is a list of Cascade volcanoes, i.e. volcanoes formed as a result of subduction along the Cascadia subduction zone in the Pacific Northwest of North America. The volcanoes are listed from north to south, by province or state: British Columbia , Washington , Oregon , and California .
The Cascade Volcanoes (also known as the Cascade Volcanic Arc or the Cascade Arc) are a number of volcanoes in a volcanic arc in western North America, extending from southwestern British Columbia through Washington and Oregon to Northern California, a distance of well over 700 miles (1,100 km).
List of volcanoes in the United States. 10 languages. ... Oregon. Name Elevation Location Last eruption meters feet Coordinates; Mount Bachelor: 2,763: 9,064
This is a non-diffusing subcategory of Category:Volcanoes of Oregon. It includes the volcanoes that can also be found in the parent category, or in diffusing subcategories of the parent. This is a container category .
It is a shield volcano that overlays a more ancient shield volcano named Little Brother. [43] North Sister is 5 mi (8 km) wide, [ 43 ] and its summit elevation is 10,090 ft (3,075 m). [ 4 ] [ 5 ] Consisting primarily of basaltic andesite , it has a more mafic composition than the other two volcanoes. [ 44 ]
Mount Hood is considered the Oregon volcano most likely to erupt. [8] The odds of an eruption in the next 30 years are estimated at between 3 and 7%, so the U.S. Geological Survey (USGS) characterizes it as "potentially active", but the mountain is informally considered dormant. [9]
However, volcanoes that only have andesite but do not have a direct stratovolcanic feature are not included. Pages in category "Stratovolcanoes of Oregon" The following 22 pages are in this category, out of 22 total.