On May 18, 1980, Mount St. Helens, one of 160 active volcanoes in the United States’ Pacific Ring of Fire, blew its top—right after triggering a massive 5.1-level earthquake that caused the largest known debris avalanche in history. The eruption was catastrophic, killing 57 people, severely damaging or destroying over 15 miles of railway, 185 miles of highway, and over 200 homes in Washington state, and blanketing the entire Pacific Northwest in ash.
No comments:
Post a Comment