1980 eruption of Mount St. Helens
On May 18, 1980, Mount St. Helens in Washington erupted. The eruption was recorded as a 5 on the Volcanic Explosivity Index.[1]
For two months before the eruption, earthquake trembles and steam was vented from the mouth of the volcano. 57 people died in the eruption.[2]
References[change | change source]
- ↑ Fisher, Richard V.; Heiken, Grant; Hulen, Jeffrey (1998). Volcanoes: Crucibles of Change. Princeton University Press. p. 334. ISBN 0-691-00249-5.
- ↑ Those who lost their lives because of the May 18, 1980 eruption of Mount St. Helens. KGW news. Archived from the original (PDF) on March 26, 2009.
