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The Coastal Ranges of Washington and Oregon

The Coastal Ranges of Washington and Oregon. Yao Yao and Tyler Szwarc. http://upload.wikimedia.org/wikipedia/commons/3/3d/Northern_Oregon_Coast.jpg. Part of the Pacific Coast Ranges Three Geographic Areas: Olympic Mountains, Willapa Hills, Oregon Coast Ranges.

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The Coastal Ranges of Washington and Oregon

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  1. The Coastal Ranges of Washington and Oregon Yao Yao and Tyler Szwarc http://upload.wikimedia.org/wikipedia/commons/3/3d/Northern_Oregon_Coast.jpg

  2. Part of the Pacific Coast Ranges • Three Geographic Areas: Olympic Mountains, Willapa Hills, Oregon Coast Ranges • Precipitation 60-240 inches • Temperature 32F-53F

  3. Physical Characteristics • Elevation ranges from sea level to 1248 m(Marys Peak) • Average elevation is 460 m • Bedrock geology primarily consists of pillow lavas and basalt flows http://www.pmel.noaa.gov/vents/laubasin/images/pillow_lava1-lores.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/OregonCoastRangeRocks.JPG/800px-OregonCoastRangeRocks.JPG

  4. Pillow Lavas (Purple) Basalt (Red) North South Late Cretaceous (66 Ma) 500 km North South 500 km Late Eocene (36 Ma) North South 500 km Present Day

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