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Portland topographic maps
Click on a map to view its topography, its elevation and its terrain.
Powell Butte
United States > Oregon > Multnomah County > Portland
Powell Butte is located in Multnomah County in the U.S. state of Oregon. According to the U.S. National Geodetic Survey, the butte reaches an elevation of 614 feet (187 m), while the Geographic Names Information System lists the mountain's elevation at 627 feet (191 m). J.E. Allen, an emeritus professor of…
Average elevation: 344 ft
Forest Park
United States > Oregon > Multnomah County > Portland
Solidified lava from Grande Ronde members of the Columbia River Basalt Group underlie Forest Park. About 16 million years ago during the Middle Miocene, the Columbia River ran through a lowland south of its modern channel. Eruptions from linear vents in eastern Oregon and Washington flowed down this channel…
Average elevation: 299 ft
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