Alert at Mount St. Helens
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US 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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SEATTLE - Mount St. Helens began rumbling more intensely Wednesday, prompting scientists to warn that a small or moderate eruption could happen in the next few days...
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New tremors detected overnight at Mount  St. Helens increased the likelihood that the Washington state  volcano would erupt again, scientists tracking renewed  earthquake activity at the mountain said on Sunday.
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Scientists lowered the alert level for Mount St. Helens on Wednesday, saying they are less worried about an explosive eruption and that occasional
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VANCOUVER, Wash.  - Scientists tracking earthquake  activity at Mount St. Helens raised their warning level on  Saturday to a Level 3-Volcano Alert, and officials prepared to  evacuate a visitor center about five miles from the volcano's  crater.
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Scientists in the US fear a volcano in Washington state could be on the verge of erupting. The area around Mount St Helens has been sealed off after geologists noticed a surge in seismic activity earlier this week.
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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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Government scientists have raised the alert level for the Mount St. Helens volcano in the northwestern US state of Washington, saying the next eruption could threaten lives and property near the mountain.
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Monday, October 04, 2004 - Gigantic plumes of smoke rose thousands of feet in the air above Washington&#39;s Mount St. Helens on Monday (Oct. 4), as fears of a possible eruption continue to escalate.
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A large plume of steam is emitting from the top of the Mount St. Helens volcano in the northwest United States, and scientists say an eruption is likely.
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Mount St. Helens could erupt within  days, government scientists said on Wednesday, raising the  alert after movement in the volcano's lava crust was detected  following a week of small earthquakes.
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Scientists are warning an eruption of Mount St. Helens could occur within the next 24-hours. Less than a day after the Washington State volcano spewed a cloud of steam, a small volcanic tremor shook the Mountain
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Federal officials have stepped up the alert level on Mount Saint Helens in southwestern Washington state. The Level Three alert indicates a possible threat to life and property.
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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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MOUNT ST. HELENS -- In a sudden explosion of steam, ash and gas, Mount St. Helens erupted yesterday, following weeks of tense seismic speculation.
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MOUNT ST. HELENS, Wash. Oct. 6, 2004 - Government scientists said Wednesday that the danger of a strong Mount St. Helens eruption at any moment has passed, but warned the mountain could continue venting steam and volcanic rock for several weeks.
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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...