On May 18, 1980, the eruption of Mount St. Helens emitted 1.5 million metric tons of sulfur dioxide into the atmosphere while its pyroclastic lava flow incinerated virtually everything within a ...
In 1980, Washington State's Mount St Helens erupted, resulting in 57 human deaths, the most ever recorded for a volcanic ...
It was a quiet Sunday morning, at 8:32 a.m., 38 years ago when Mount St. Helens blew its top, sending tons of ash into the sky. The volcano had been quiet since the 1850s, but in 1980, geologists were ...
The 1980 blast remains the deadliest volcanic eruption in U.S. history. More than 300 miles from the volcano, cities like Pullman, Washington, and Moscow, Idaho, were covered in ash. A 23-year-old ...