Big Hole (Oregon)

Big Hole
East rim of Big Hole, Oregon.
East rim of Big Hole, Oregon.
Coordinates: 43°25′30″N 121°18′48″W / 43.4251292°N 121.3133502°W / 43.4251292; -121.3133502
LocationLake County, Oregon, U.S.
RangeCascade Range
AgePossibly 20,000 years[1]
Elevation1,406 m (4,613 ft)
at the bottom[2]
Last eruption10,000-100,000 years ago
Topo mapUSGS 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. ^ Lorenz, Volker (June 1970). "Some Aspects of the Eruption Mechanism of the Big Hole Maar, Central Oregon". GSA Bulletin. 81 (6). Geological Society of America: 1823–1830. doi:10.1130/0016-7606(1970)81[1823:SAOTEM]2.0.CO;2. Retrieved August 14, 2011.
  2. ^ a b "Big Hole". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2008-11-13.
  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.