Big Hole (Oregon)

Big Hole
East rim of Big Hole, Oregon.
Location Lake County, Oregon, U.S.
Coordinates 43°25′30″N 121°18′48″W / 43.4251292°N 121.3133502°W / 43.4251292; -121.3133502Coordinates: 43°25′30″N 121°18′48″W / 43.4251292°N 121.3133502°W / 43.4251292; -121.3133502[1]
Range Cascade Range
Elevation 4,613 feet (1,406 m) at the bottom[1]
Geology Maar
Age Possibly 20,000 years[2]
Topo map USGS Big Hole

Big Hole is a large maar (explosion crater) in the Fort Rock Basin of Lake County, central Oregon, northeast of Crater Lake, near Oregon Route 31. It is approximately 6000 ft (1820 m) across and 300 feet (91 m) deep.[3]

It is close to another smaller, but less-eroded maar crater, Hole-in-the-Ground.

See also

References

  1. 1 2 "Big Hole". Geographic Names Information System. United States Geological Survey. Retrieved 2008-11-13.
  2. ↑ Lorenz, Volker (June 1970). "Some Aspects of the Eruption Mechanism of the Big Hole Maar, Central Oregon". GSA Bulletin. Geological Society of America. 81 (6): 1823–1830. doi:10.1130/0016-7606(1970)81[1823:SAOTEM]2.0.CO;2. Retrieved August 14, 2011.
  3. ↑ McArthur, Lewis A.; McArthur, Lewis L. (2003) [1928]. Oregon Geographic Names (Seventh ed.). Portland, Oregon: Oregon Historical Society Press. ISBN 0-87595-278-X.
  • "CVO Menu - Fort Rock and Vicinity, Oregon". Cascades Volcano Observatory. United States Geological Survey. 2002-03-06. Retrieved 2008-04-29.
  • Heiken, G. H.; Fisher, R. V.; Peterson, N. V. (1981). "A Field Trip to the Maar Volcanoes of the Fort Rock - Christmas Lake Valley Basin, Oregon". Geological Survey Circular. United States Geological Survey (838). Archived from the original on 2010-11-10. Retrieved 2008-04-29.


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