Mount St. Helens Crater Shaken by Earthquake
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The earthquake, which struck on Saturday at the crater at Mount St. Helens, measured 3.1 on the Richter scale, making it the strongest quake at the volcano since mid-October.
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SEATTLE - Earthquakes at Mount St. Helens continued to strengthen Thursday, as scientists warned the volcano could blow in the next few days.
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MOUNT ST. HELENS, Wash. - Volcanic rock has flowed to the surface of Mount St. Helensâ crater, creating a new lava dome after weeks of seismic activity, a geologist said Tuesday.
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Mt St Helens, a volcano that devastated swathes of the US north-west when it erupted 24 years ago has rumbled back to life, raising fears of a fresh explosion, seismologists said.
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Earthquake intensity is increasing and preliminary measurements show magma may be moving into the crater area of Mount St. Helens, federal scientists warned Wednesday.
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Quake Activity Rises at Mount St. Helens; Scientists Say There&#39;s No Reason to Raise Alert Level. Roiling clouds part briefly Saturday morning, Oct. 9, 2004, to show a new coat of snow on the crater and flanks of Mount St.
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While earthquakes, steam and magma are getting all the attention on Mount St. Helens these days, the volcano&#39;s most unique feature could
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A three-point-one magnitude earthquake shook the crater at Mount Saint Helens Saturday morning. That is the mountain&#39;s biggest earthquake since the new lava dome began growing in mid-October, according to the US- Geological Survey.
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MOUNT ST. HELENS - Mount St. Helens belched a roiling plume of gray-white steam and ash Friday, more than a week after a flurry of earthquakes warned the volcano was reawakening.
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After weeks of rumblings, an earthquake was finally strong enough to split the dome of Mt. Saint Helens. The minor 3.1 magnitude earthquake on Saturday continued a series of minor earthquakes rattling the site since October.
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SEATTLE - Government scientists raised the alert level Saturday for Mount St. Helens after its second steam eruption in two days was followed by a powerful tremor...
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Earthquake activity has increased at Mount St. Helens, but scientists said Saturday there was no reason to raise the volcano's alert level. Scientists said earthquake activity had been low until Friday, indicating molten rock was moving upward with little resistance. By Saturday, however, quakes of magnitude 2.4 were occurring every one to two minutes, they said.
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Mount St. Helens stewed in volcanic gases and low-level earthquakes Sunday, with crowds of eager tourists hoping to glimpse
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A strengthening series of earthquakes at Mount St. Helens prompted seismologists Sunday to warn that the once-devastating volcano may see a small explosion soon.
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Mount St Helens has belched more steam after several days of tremors, raising fears that one of the US&#39;s deadliest volcanoes might erupt at any moment.
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Volcanic rock has flowed to the surface of Mount St. Helens' crater, creating a new lava dome after weeks of seismic activity, a geologist said Tuesday.
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Mount Rainier was shaken by its biggest earthquake in 30 years, but scientists said Tuesday that the increased seismic activity does not signal an eruption of the volcano.