Sand Mountain Volcano - John Seach
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.

Eruptions of Sand Mountain Volcano
70 AD ± 150, 800 BC ±300, 900 BC ± 100, 1740 BC ± 300, 2290 BC ± 300
 
 

Sand Mountain Volcano
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