At rumbling Mount St. Helens, hazard level is raised
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The chance of a major eruption of Mount St. Helens increased sharply yesterday, as government scientists said molten rock from deep beneath the mountain was moving toward the volcano&#39;s dome.
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The boiling magma rumbling and rising within Mount St. Helens isn't the only thing scientists fear. When large volcanoes erupt they can unleash an awesome arsenal of natural weapons, devastating communities and landscapes even hundreds of miles from the blast.
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Quake Activity Increases at Mount St. Helens; No Reason to Raise Alert Level, Scientists Say. 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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Temperatures in the crater of Mount St.  Helens have risen above 1,000 degrees Fahrenheit in recent days  as lava nears the surface but there is no danger of an imminent  eruption, government geologists said on Tuesday.
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SEATTLE - Government seismologists raised the alert level for Mount St. Helens on Saturday after its second steam eruption in two days, saying the next blast could threaten life and property in the remote area near the volcano.
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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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Scientists detected a volcanic tremor at Mount St Helens in the United States early on Sunday, hours after officials raised the volcano&#39;s alert level, cleared hundreds of visitors from the area and warned that a major eruption was 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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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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Government seismologists raised the alert level for Mount St. Helens Saturday after its second steam eruption in two days, warning the next blast could threaten life and property in the remote area near the volcano.
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SEATTLE - Seismologists believe there&#39;s an increased likelihood of a &quot;hazardous event&quot; at Mount St. Helens due to recent changes in the mountain&#39;s seismic activity.
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Government scientists have warned hikers and researchers not to go near the crater of the Mount St. Helens volcano because there is an &quot;increased likelihood&quot; an explosion
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The number of small earthquakes at Mount St. Helens increased on Thursday, prompting scientists to warn there is a 70 percent chance of eruption in next few days.
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A tremor at Mount St Helens volcano in the US state of Washington prompts fresh warnings of an eruption.
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New thermal images reveal that parts of the lava dome in Mount St. Helens&#39; crater are piping hot, a sign that magma continues to rise, scientists said Monday.
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Mount St. Helens is waking up. Scientists say the risk of an eruption is much greater than it was just 24 hours ago. The geological survey raised the mountain&#39;s eruption advisory from level 2 to level 3 .
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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.