Preparedness Notes for Tuesday — May 18, 2021
May 18th, 1825 was the birthday of Daniel Baird Wesson (of Smith and Wesson fame). — On May 18th, 1980, Mount St. Helens in Washington erupted, causing a massive avalanche and killing 57 people. Ash from the volcanic eruption fell as far away as Minnesota. Seismic activity at Mount St. Helens, which is 96 miles south of Seattle, began on March 16. A 4.2-magnitude tremor was recorded four days later and then, on March 23-24, there were 174 different recorded tremors. The first eruption occurred on March 27, when a 250-foot wide vent opened up on top of the mountain. …