Mount Sylvania
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.
| Mount Sylvania | |
|---|---|
 Top as seen from Tualatin | |
| Highest point | |
| Elevation | 978 ft (298 m) NAVD 88[1] |
| Prominence | 510 ft (155 m) [2] |
| Coordinates | 45°26′17″N 122°43′18″W [1] |
| Geography | |
| Location | Multnomah County, Oregon, U.S. |
| Parent range | Tualatin Mountains |
| Topo map | USGS Lake Oswego |
| Geology | |
| Mountain type | Shield volcano[3] |
| Volcanic field | Boring Lava Field |
The Sylvania campus of Portland Community College is located on the mountain's western slopes.
References
- "Sylvania Reset". NGS data sheet. U.S. National Geodetic Survey. Retrieved 2008-11-17.
- "Mount Sylvania, Oregon". Peakbagger.com. Retrieved 2016-04-27.
- "The Boring Lava Field, Portland, Oregon". USGS: Cascades Volcano Observatory. Archived from the original on 2011-07-01. Retrieved 2008-04-01.
External links
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