Northwest Art Mall 11" x 17" Poster Mount St. Helen's Eruption by Paul A. Lanquist A view through the trees of the rising ash plume during the eruption of Mount St Helen's on May 18, 1980 in Washington state. Once a dormant volcano, it is now quite active with frequent earthquakes and periodic plumes of steam and ash. 11 x 17 Poster Print Suitable for framing Original design by American artist Paul A. Lanquist ("PAL") Made in the USA