Mt. St. Helens

The timeline of the Eruption of Mt. St. Helens.

1980-03-20 02:38:01

St. Helens reawakening

Earthquake activity starts to occur, shows the start awakening of the mountain

1980-03-27 02:38:01

first Eruption

The puff and release of fumes and ash mark the first eruption in more than a 100 years.

1980-04-30 02:38:01

Growing Bulge

A growing bulge int he north flank worries scientists.

1980-05-18 02:38:01

The 1980 major eruption

A 5.1 magnitude earthquake hits the volcano and creates a large landslide, the north flank collapsing. Mudflows and ash caused several millions of damage with 57 people dead.

1980-05-18 02:38:01

Lava adds

Lava from eruptions adds 97 million cubic yards of material to crater

2008-02-01 02:38:01

Back asleep

Mt. St. Helens is Quiet

Mt. St. Helens

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