Mount_Sylvania

Mount Sylvania

Mount Sylvania

Extinct volcano near Portland, Oregon, United States

Mount Sylvania is an extinct volcano, part of the Boring Lava Field, on the outskirts of Portland, Oregon. Parts of the mountain are within the cities of Portland, Lake Oswego, and Tigard.

Quick Facts Highest point, Elevation ...

The Sylvania campus of Portland Community College is located on the mountain's western slopes.

References

  1. [1]
    "Sylvania Reset". NGS Data Sheet. National Geodetic Survey, National Oceanic and Atmospheric Administration, United States Department of Commerce. Retrieved 2008-11-17.
  2. [2]
    "Mount Sylvania, Oregon". Peakbagger.com. Retrieved 2016-04-27.
  3. [3]
    McArthur, Lewis A. (2003). Oregon Geographic Names (7th ed.). Portland, Oregon. ISBN 0-87595-277-1.{{cite book}}: CS1 maint: location missing publisher (link)
  4. [4]
    "The Boring Lava Field, Portland, Oregon". USGS: Cascades Volcano Observatory. Archived from the original on 2011-07-01. Retrieved 2008-04-01.
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