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Less than one.

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16y ago
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5mo ago

Mt. St. Helens does not have eruptions on a yearly basis. It is an active volcano, so the frequency and size of eruptions can vary. Since its catastrophic eruption in 1980, there have been smaller eruptions in subsequent years, but there is no fixed average number of eruptions per year.

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Q: How many eruptions on average does mt saint helens have per year?
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Related questions

How many eruptions have been recored of mount st helens?

564,894,885,465


Were people killed when Mt Saint Helens erupted?

Yes, many people died when Mt. saint helens erupted.


When did mount saint Helens errupt?

Mount Saint Helens errupted on May 18,1980 at exactly 8:32 am.It destroyed many things and killed people.


How many people were killed mount st Helens?

57 people were killed by the volcanic eruption in Saint Helens in May 1980.


How many deaths occured in the mount St Helens eruptions?

57 people were killed as a direct result of the 1980 eruption of Mount St. Helens.


What made mt st Helens so explosive?

Mount Saint Helens' magma/lava composition is different to many volcanoes and is about 64%silica and 4% water.


How many known eruptions from Mount St Helens?

Some people think its 1 others think 8 but, it originally states its 5.


How does Mount Saint Helens help us?

Before it erupted in 1980, many people had lodges there and many people enjoyed skiing there.


How many eruptions has Mt St Helen's had?

Mt. St. Helens has had a total of five major explosive eruptions in its history. The most recent and most notable eruption occurred on May 18, 1980, which resulted in the catastrophic destruction of the volcano's north side.


How many victims were there in the 1980 eruption of Mount Saint Helens?

There were a total of 57 confirmed fatalities directly caused by the eruption of Mount St. Helens in 1980.


What is the differences between mount st Helens and yellowstone?

Mount St. Helens is a stratovolcano located in Washington state, while Yellowstone is a supervolcano located primarily in Wyoming. Mount St. Helens had a major eruption in 1980, while Yellowstone's last major eruption was around 640,000 years ago. Yellowstone is also known for its geothermal features, like geysers and hot springs, which are not present at Mount St. Helens.


How many people got injured from mount saint helens eruption?

Approximately 57 individuals were killed in the Mount St. Helens eruption on May 18, 1980. Many more suffered injuries, but the exact number of injured individuals is not well-documented.