USGS/Cascades Volcano Observatory, Vancouver, Washington
Summary of Events Leading Up to the May 18, 1980
Eruption of Mount St. Helens, Washington
URL for CVO HomePage is:
<http://vulcan.wr.usgs.gov/home.html>
URL for this page is:
<http://vulcan.wr.usgs.gov/Volcanoes/MSH/May18/MSHThisWeek/framework.html>
05/01/01, Ed Klimasauskas