Elevation: 8,365 ft. Location: Skamania County, Washington, U.S Type of Rock: Active Stratovolcano Age: < 40,000 years old Last Eruption: 2004 – July 10, 2008 First Ascent: 1853 by Thomas J Dyer Mount St. Helens is an active stratovolcano located in Skamania County, Washington. Mount St. Helens is most notorious for its catastrophic eruption on May 18, 1980, at 8:32 a.m. PDT, the deadliest and most economically destructive volcanic event in the history of the United States. Rick Hinderer climbed Mount St. Helens in 2012. The Hinderer Mount St. Helen bead was made to mimic the lava crater in the middle of the mountain, so that we could bring a little of the mountains home to you!