Pressure builds below St. Helens
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Just when the ranks of the national news media began to thin out, Mount St. Helens exhibited renewed signs of life late Friday afternoon.
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As Mount St. Helens keeps rumbling and shaking south of Seattle, scientists see no evidence yet that the volcano is headed for a major eruption like the 1980 disaster.
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VANCOUVER -- Concerns that the dome within Mount St. Helens&#39;s crater could release a rock-flinging, ash-filled explosion grew Wednesday after earthquake activity beneath the volcano steadily intensified.
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More steam gushed out of Mount St. Helens following an increase in earthquake activity, keeping scientists guessing as to what is happening deep within the volcano and perhaps
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Searing temperatures on the surface of Mount St. Helens had scientists more certain that magma had reached the surface of the volcano&#39;s lava dome.
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VANCOUVER, Wash. -- Magma continued to push into Mount St. Helens, where it was building a lava dome in the volcano crater, scientists said Monday.
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New growth behind the lava dome in the Mount St. Helens crater sends up a puff of steam above the crater walls as magma continues to push to the surface where it becomes lava in southwest Washington Thursday, Oct. 14, 2004.
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VANCOUVER, Wash.  - Small earthquakes were  detected at Mount St. Helens on Saturday, a warning sign that  pressure was building up again in the volcano after it spewed  steam and ash on Friday, scientists said.
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More steam gushed out of Mount St. Helens following an increase in earthquake activity, keeping scientists guessing as to what is happening deep within the volcano and perhaps showing that the mountain's seismic activity may not be over yet.
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A series of unusual earthquakes near Mount St. Helens in recent days has scientists warning that something more serious could be imminent.
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Part of Mount St. Helens' crater floor has risen 50 to 100 feet since Tuesday while earthquake rates have been low, signs that magma is moving upward without much resistance, scientists said Thursday.
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Mount St. Helens spewed more steam and ash on Monday as government scientists remained on alert for a larger eruption at the Washington state volcano, which woke last week after 18 years of slumber.
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Mount St. Helens stewed in volcanic gases and low-level earthquakes Sunday, with crowds of eager tourists hoping to glimpse an eruption that scientists said could happen immediately or take a few weeks.
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MOUNT ST. HELENS NATIONAL MONUMENT, Wash. - A second long tremor early Sunday and an increase in volcanic gases strongly suggest magma is moving inside this seething volcano.
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While on most late fall days the clouds obscure new growth, the meters on the mountain don&#39;t lie: Mount St. Helens continues to build a new mountaintop at a rapid rate.
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A minor 3.1 magnitude earthquake split the lava dome in the crater of Mount St. Helens on Saturday, continuing a series of minor earthquakes rattling the site since October, the US Geological Survey (USGS) said.
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The US Geological Survey issued a volcanic advisory Wednesday for Mount St. Helens with officials warning of a heightened possibility of a small to moderate eruption.