Mt. St. Helens: 4-22-1980 by D.K. Cissel on April 22, 2020 at 3:00 pm Chapter: 2020 Uh-oh. As they say, “It’s quiet.” “Yeah, TOO quiet.” └ Tags: 1980, 40th anniversary, April 1980, eruption, geology, history, Loowit, mountain, MSH, Mt. St. Helens, pacific northwest, Pacific Ring of Fire, plate tectonics, volcano, volcanology, vulcanology, Washington Comment
