The Boring Lava Field (also known as the Boring Volcanic Field) is a Plio-Pleistocene volcanic field of cinder cones, small shield volcanoes, and lava flows in the northern Willamette Valley of the U.S. state of Oregon and adjacent southwest Washington. The volcanic field is named for the town of Boring, Oregon, located 12 miles (20 km) southeast of downtown Portland and on the edge of the densest cluster of volcanic vents.
The Boring Lava Field (also known as the Boring Volcanic Field) is a Plio-Pleistocene volcanic field of cinder cones, small shield volcanoes, and lava flows in the northern Willamette Valley of the U.S. state of Oregon and adjacent southwest Washington. The volcanic field is named for the town of Boring, Oregon, located 12 miles (20 km) southeast of downtown Portland and on the edge of the densest cluster of volcanic vents.
Source: Wikipedia "Boring Lava Field" · CC BY-SA 4.0
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