Johnston Ridge Observatory
Located at the end of State Highway 504 (52 miles east of Castle Rock), in the heart of the blast zone, the observatory hosts interpretive displays that tell the biological, geological, and human story of Mount St. Helens. Visitors to Johnston Ridge Observatory can enjoy multiple award-winning films, listen to ranger talks, observe the landscape, purchase souvenirs, set off on a hike, or get a light lunch from the food cart.
Check out the annual summer Music on the Mountain series held throughout summer at the Johnston Ridge Observatory outdoor amphitheater (in partnership Mount St. Helens Institute).
Hours Open: Open 7 days a week, 10 am to 6 pm – May 15
Saturday, May 18th – Mt St Helens Eruption Anniversary – 39 years – Free Admission at Johnston Ridge Observatory
Join the Mount St. Helens Institute at the Johnston Ridge Observatory to mark the 39th anniversary of the 1980 eruption with special hands-on activities and prizes in addition to the great movies, ranger talks, exhibits, and gift shop that the Johnston Ridge Observatory already has to offer. All admissions collected this day will support the Mount St. Helens Institute’s programs, including youth education. For More Information: Mt St Helens Institute