Butte Camp / Castle Creek Eruptive Period / Summit Dome / UTTE #AMP LAVA DOME / Sugar Bowl Dome / Goat Rocks Dome / U.S. Geological Survey David A. Johnston Cascades Volcano Observatory / Castle Creek / edifice of Mount St. Helens / / /
Movie
A.D. / /
NaturalFeature
Muddy River / Swift Creek / Smith Creek / Columbia River / Castle Creek / Lewis River / Toutle River / Helens Volcano / Pine Creek / Lewis River Valley / /
Organization
U.S. FOREST SERVICE / SE Cardinal Court / U.S. Department of the Interior U.S. Geological Survey Mount St. Helens / /
Person
James W. Hendley II / Edward W. Wolfe Edited / Michael A. Clynne / Bobbie Myers / AVA DOMES ASH LAYER / Susan Mayfield / Harry Glicken / David W. Ramsey / Lyn Topinka / AVA DOMES / / /
ProvinceOrState
Alaska / Wyoming / Hawaii / Washington / California / /