Mount St. Helens National Volcanic Monument
National Volcanic Monument Headquarters
42218 N.E. Yale Bridge Rd.
Amboy, WA 98601
Johnston Ridge Observatory
24000 Spirit Lake Highway
(Milepost 52 on State Road 504)
Science and Learning Center at Coldwater
19000 Spirit Lake Highway
(Milepost 43 on State Road 504)
Mount St. Helens Visitor Center at Silver Lake
3029 Spirit Lake Highway
Castle Rock, WA 98611
(Operated by Washington State Parks and Recreation Commission)
At 8:32 Sunday morning, May 18, 1980, Mount St. Helens erupted and blew down or scorched 230 square miles of forest...30 years later, recovery at Mount St. Helens continues. Read more...
Produced by the US Forest Service in cooperation with Mount St. Helens Institute. Special thanks to the USGS Cascade Volcano Observatory and the USFS Pacific Northwest Research Station.
Providing near real-time images
of the volcano since the late 1990s.
Alerts & Warnings
View All Forest Alerts
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