Sand Mountain Volcano - John Seach

john

Oregon, USA

44.38 N, 121.93 W
summit elevation 1664 m
Cinder cones

Sand Mountain volcanic field is located NW of Mt Washington, and consists of 23 cinder cones. The most recent eruptions occurred at Lost Lake cinder cone.

Sand Mountain Volcano Eruptions

70 AD ± 150, 800 BC ±300, 900 BC ± 100, 1740 BC ± 300, 2290 BC ± 300