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may 18, 1980 - Mount St. Helens Volcano Landslide

Description:

The 1980 eruption of Mount St. Helens volcano created a landslide which reached a top speed of 70 to 150 miles per hour.

Added to timeline:

science thing

ByNicholas Kasparian
10 Dec 2021
2
0
1892

Date:

may 18, 1980
Now
~ 45 years ago
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