Portland State University. Department of Geology
Paul E. Hammond
Date of Publication
Master of Science (M.S.) in Geology
Stratigraphic Geology -- Quaternary, Volcanoes -- Washington (State) -- West Crater-Soda Peaks Region
1 online resource (88 p.)
The West Crater-Soda Peaks area covering about 100 km is located 35 km southeast of Mount St. Helens in southern Washington State. It is one of several Quaternary monogenetic High Cascade volcanic centers overlying the Ohaaapecosh Formation of the Western Cascade Group and interstratified glacial till.These volcanic centers are the most westerly of the range.
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Polivka, David R., "Quaternary volcanology of the West Crater-Soda Peaks area, southern Washington Cascade Range" (1984). Dissertations and Theses. Paper 3396.