Other Cascades Volcanoes - 1 of 5
Other Cascades Volcanoes FAQs - 5 Found
Does Portland, Oregon, have a volcano within its metropolitan area?
Metropolitan Portland, Oregon, like Auckland, New Zealand, includes most of a Plio-Pleistocene volcanic field. The Boring Lava includes at least 32 and possibly 50 cinder cones and small shield volcanoes.