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This panorama was taken within the crater of Mt Saint Helens scanning from south to north. The center of the image is the western crater wall with partial views of the crater glacier. The data from the real time short period seismic sensor can be viewed here: The station acronym is SEP. old.pnsn.org/WEBICORDER
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This panorama was taken within the crater of Mt Saint Helens scanning from south to north. The center of the image is the eastern crater wall . The data from the real time short period seismic sensor can be viewed here: The station acronym is NED. old.pnsn.org/WEBICORDER/BETTER/pnsn_staweb/index.html
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Sometime around the year 500 small quantities of ash and lava erupted from St. Helens' north flank. This period ended with the emplacement of dacite domes, including Sugar Bowl around the year 800. The Sugar Bowl dome is a nearly circular protrusion of hypersthene-hornblende dacite, about 800 m in diameter, on the nort...
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Hike into the Crater on July 10, 2010. This image was taken a little north of the crater glacier that is advancing.
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Taken looking west from the saddle on the top of Mt Adams. This is the top of the Adams Glacier on the west side of the mountain. You can see Mt Saint Helen's to the left and Mt Rainier to the right. The summit of Adams is on the far left of this image. The smell of Sulfur spewing from the vents was pretty intense at ...
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