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Volcanic rocks / Stratovolcanoes / Lahar / Eruption of Mount St. Helens / Pyroclastic flow / Dam / Avalanche / Debris / Armero tragedy / Geology / Volcanology / Volcanoes


Areas that could be affected by pyroclastic flows, pyroclastic surges, lava flows and ballistic projectiles in future eruptions [2]. During any single eruption, some drainages may be affected by some or
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Document Date: 2000-02-22 19:06:43


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Company

Portland General Electric / MA N R IO CO WASCO CO / A. MARION CO LINN CO / /

Country

US / /

Event

Natural Disaster / /

Facility

Detroit Dam / Round Butte Dam / Pelton Dam / /

IndustryTerm

recreation site / /

NaturalFeature

Simtustus Lake / Detroit Lake / Deschutes River / Minto creek / Shitike creek / Mount Jefferson / Minto / Mount St. Helens / Shitike / /

Organization

United States Army / /

Person

Billy Chinook / /

SocialTag