description Mount St. Helens Overview
Mount St. Helens is an active stratovolcano located in southwestern Washington state, forming part of the Cascade Range. On May 18, 1980, the volcano experienced a catastrophic eruption triggered by a massive landslide, which unleashed a lateral blast that leveled over 150 square miles of forest. This eruption resulted in the deaths of 57 people and significantly altered the surrounding landscape.
Today, the mountain and its blast zone are protected within the Mount St. Helens National Volcanic Monument for scientific research and recreation.
insights Ranking position
Mount St. Helens ranks #43 of 187 in the Mountain ranking, behind Gasherbrum I, ahead of Illimani.
help Mount St. Helens FAQ
When did Mount St. Helens famously erupt?
Mount St. Helens experienced a catastrophic and highly destructive eruption on May 18, 1980. The event was triggered by a massive landslide that uncorked the volcano, resulting in a devastating lateral blast.
Where is Mount St. Helens located?
Mount St. Helens is an active stratovolcano located in southwestern Washington state, USA. It is a prominent part of the Pacific Northwest's Cascade Range, a chain of volcanic mountains.
How much damage did the 1980 eruption of Mount St. Helens cause?
The 1980 eruption was devastating, unleashing a lateral blast that leveled over 150 square miles of forest in a matter of minutes. The event also destroyed hundreds of homes, wiped out infrastructure, and resulted in the loss of 57 human lives.
Can you still climb Mount St. Helens today?
Yes, climbing Mount St. Helens remains a popular recreational activity, though permits are required and strictly limited by the United States Forest Service. Hikers typically climb the southern flank to gaze down into the massive, horseshoe-shaped crater.
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