Mount Sylvania
Extinct volcano near Portland, Oregon, United States
45°26′17″N 122°43′18″W / 45.438174217°N 122.72164825°W / 45.438174217; -122.72164825[1]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.
The Sylvania campus of Portland Community College is located on the mountain's western slopes.
References
- ^ a b "Sylvania Reset". NGS Data Sheet. National Geodetic Survey, National Oceanic and Atmospheric Administration, United States Department of Commerce. Retrieved 2008-11-17.
- ^ "Mount Sylvania, Oregon". Peakbagger.com. Retrieved 2016-04-27.
- ^ McArthur, Lewis A. (2003). Oregon Geographic Names (7th ed.). Portland, Oregon. ISBN 0-87595-277-1.
{{cite book}}
: CS1 maint: location missing publisher (link) - ^ "The Boring Lava Field, Portland, Oregon". USGS: Cascades Volcano Observatory. Archived from the original on 2011-07-01. Retrieved 2008-04-01.
External links
- "Mount Sylvania". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- v
- t
- e
- Applegate Peak
- Aspen Butte
- Bald Crater
- Ball Butte
- Barlow Butte
- Bear Butte
- Belknap Crater
- Black Butte
- Black Crater
- Broken Top
- Buckskin Butte
- Cache Mountain
- Chinquapin Mountain
- Clear Lake Butte
- Cleetwood
- Crater Lake
- Crater Mountain
- Crater Peak
- Cryder Butte
- Cupit Mary Mountain
- Danger Bay
- Davis Lake Volcanic Field
- Davis Mountain
- Desert Cone
- Diamond Peak
- Dry Butte
- Dutton Cliff
- Egan Cone
- Forgotten Cone
- Fort Butte
- Frog Lake Buttes
- Fuji Mountain
- Garfield Peak
- Greylock Mountain
- Grouse Hill
- Hamner Butte
- Hayrick Butte
- Hillman Peak
- Hogg Rock
- Hoodoo Butte
- Howlock Mountain
- Irish Mountain
- Katsuk Butte
- Kwolh Butte
- Lemiti Butte
- Le Conte Crater
- Llao Bay
- Llao Rock
- Little Aspen Butte
- Little Belknap
- Little Brother
- Little Cache Mountain
- Little Chinquapin Mountain
- Little Nash Crater
- Lolah Butte
- Lost Lake Cinder Cones
- Lookout Butte
- Lookout Mountain
- Lumrum Butte
- Maiden Peak
- Maklaks Crater
- Maklaks Mountain
- Melvin Butte
- Merriam Cone
- Merriam Point
- Mount Bachelor
- Mount Bailey
- Mount Carmine
- Mount Harriman
- Mount Hood
- Mount Jefferson
- Mount Mazama
- Mount McLoughlin
- Mount Multnomah (unconfirmed)
- Mount Ray
- Mount Scott (Klamath)
- Mount Thielsen
- Mount Washington
- Mount Wilson
- Nash Crater
- North Pinhead Butte
- North Wilson
- Odell Butte
- Oregon's Matterhorns
- Olallie Butte
- Peavine Mountain
- Pelican Butte
- Phantom Ship
- Pinhead Buttes
- Pine Marten Mountain
- Pothole Butte
- Redcloud
- Red Box
- Red Cone
- Red Crater
- Ringo Butte
- Robinson Butte
- Rock Butte
- Rock Mesa
- Royce Mountain
- Rustler Peak
- Sand Mountain
- Sand Mountain Volcanic Field
- Scout Hill
- Sentinel Rock
- Sharp Peak
- Sheridan Mountain
- Siah Butte
- Sisi Butte
- South Belknap
- South Pinhead Butte
- Summit Butte
- Talapus Butte
- Teardrop Pool
- The Husband
- The Pinnacle
- The Twins
- The Wife
- Three Fingered Jack
- Three Sisters (North Sister, Middle Sister, South Sister)
- Three Trappers
- Timber Crater
- Tom Dick and Harry Mountain
- Tot Mountain
- Triangle Hill
- Triangle Peak
- Tumalo Mountain
- Tumalo Volcanic Center
- Twin Craters
- Union Peak
- Waldo Mountain
- West Pinhead Butte
- Whiteface Peak
- Williamson Mountain
- Wizard Island
- Zigzag Mountain
- Angels Rest
- Armet Creek
- Baldy
- Battle Ax
- Bone Mountain
- Boring Lava Field
- Cascade Head
- Chamberlain Hill
- Clatsop Butte
- Cook's Butte
- Crescent Mountain
- Devil's Rest
- East Buttes
- French's Dome
- Elk Point
- Elk Rock Island
- Grass Mountain
- Grizzly Peak
- Harter Mountain
- Highland Butte
- High Prairie
- Hunsinger Peak
- Indian Mountain
- Iron Mountain
- Kelly Butte
- Larch Mountain
- Laurel Mountain
- Lenhart Butte
- Little Butte Volcanics
- Little Pilot Rock
- Lookout Point
- Lost Lake Butte
- Marys Peak
- Mount Ashland
- Mount Defiance
- Mount Hebo
- Mount Pisgah
- Mount Scott (Clackamas)
- Mount Sylvania
- Mount Tabor
- Mount Talbert
- Nesmith Point
- Olson Mountain
- Oregon's Matterhorns
- Palmer Peak
- Pepper Mountain
- Pilot Rock
- Powell Butte
- Rocky Butte
- Rogers Peak
- Ross Mountain
- Roxy Ann Peak
- Saddle Mountain
- Scout Camp
- Siletz River Volcanics
- Snow Peak
- Southern Oregon Coast Range
- Spencer Butte
- Sunshine Rock
- Swede Hill
- Three Pyramids
- Tualatin Mountains
- TV Hill
- Upper and Lower Table Rock
- Walker Peak
- Willamette National Cemetery
- Bald Mountain
- Bald Mountain Caldera
- Barnes Butte
- Bly Mountain
- China Hat
- Cline Buttes
- Crooked River Caldera
- Deschutes Formation
- Hager Mountain
- Horse Ridge
- Gearhart Mountain
- Gray Butte
- Grizzly Mountain
- Lava Butte (Newberry/Tumalo)
- Monkeyface
- Newberry Volcano
- Ochoco Mountains
- Oregon Badlands Wilderness
- Paulina Peak
- Pilot Butte
- Pine Mountain
- Powell Buttes
- Round Butte
- Smith Rock
- Smith Rock State Park
- Tea Table Mountain
- Wildcat Mountain
- Wildcat Mountain Caldera
- Yainax Butte
- Yainax Ridge
- Yamsay Mountain
- Big Hole
- Black Hills
- Chalk Basin
- Clarks Butte
- Clarno Unit
- Devils Garden Volcanic Field
- Dooley Mountain
- Diamond Craters
- Doherty Slide
- Drake Peak
- Fort Rock
- Fort Rock-Christmas Lake Valley Basin
- Four Craters Lava Field
- Glass Buttes
- Hager Mountain
- Harney Basin
- Harney Basin Volcanic Field
- Hole-in-the-Ground
- Jackies Butte
- John Day Fossil Beds National Monument
- Jordan Craters
- Lambert Rocks
- Lava Butte (Basin and Range)
- Mahogany Mountain
- Malheur Butte
- Modoc Plateau
- Mutton Mountains
- Pillars of Rome
- Poker Jim Ridge
- Powder River Volcanics
- Powder River Volcanics
- Saddle Butte
- Squaw Ridge Lava Field
- Steens Mountain
- Strawberry Mountain
- Strawberry Volcanics
- Tower Mountain
- Warner Peak
![]() | This Multnomah County, Oregon state location article is a stub. You can help Wikipedia by expanding it. |
- v
- t
- e