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This mountain was active and had mini explosions in 1898, 1903, and 1932.
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First sign of activity for Mt St Helens.
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In 1983, there was a earthquake with a magnitude of 4.2 under St Helens.
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Lots of scientific instruments have been picking up the volcanic rhythm known as volcanic tremor.
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The bulging mountain erupted.
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The mountain erupts again.
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The latest eruption in 2008 was not as devastating compared to the one in 1980
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This is the latest eruption
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Over 100 earthquakes have been detected over the past two years. This the time when the volcano is recharging.
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Deep earthquakes were being detected near St Helens.
