Mount Sylvania

Mount Sylvania
Mount Sylvania

Top as seen from Tualatin
Elevation 978 ft (298 m) NAVD 88[1]
Location
Location Multnomah County, Oregon, USA
Range Tualatin Mountains
Coordinates 45°26′17.4″N 122°43′17.9″W / 45.438167°N 122.721639°W / 45.438167; -122.721639Coordinates: 45°26′17.4″N 122°43′17.9″W / 45.438167°N 122.721639°W / 45.438167; -122.721639[1]
Topo map USGS Lake Oswego
Geology
Type Shield volcano [2]
Volcanic arc/belt Boring Lava Field

Mount Sylvania is an extinct volcano, part of the Boring Lava Field, on the outskirts of Portland, Oregon. The parts of the mountain are within the cities of Portland, Lake Oswego, and Tigard. Mountain Park, a Lake Oswego suburban development, was built on the mountain in the 1970s.

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

References



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