52 Week High/Low 52 Week High is the highest sales price the stock has achieved during the regular trading hours during the most recent 52 week period. 52 Week Low is the lowest sales price the stock has fallen to during the regular trading hours during the most recent 52 week period. $ 6.90 / $ 4.38.
57: Number of people who died May 18, 1980, after the Mount St. Helens eruption. 600: Number of truckloads of salvaged timber retrieved each day during the summer after the blast. 3: Number of minutes it took for the near-supersonic lateral blast to blow down and scorch 230 square miles of forest.
This volcano is well known for its ash explosions and pyroclastic flows. 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.sh and pumice piled 6 miles (9.7 km) northeast of the volcano to a thickness of 3 feet (0.9 m); 50 miles (80 km) away, the ash was 2 inches (5 cm) deep. Large pyroclastic flows and mudflows subsequently rushed down St. Helens' west flanks and into the Kalama River drainage system.