Lassen Volcanic National Park is home to steaming fumaroles, meadows freckled with wildflowers, clear mountain lakes, and numerous volcanoes. Jagged peaks tell the story of its eruptive past while hot water continues to shape the land. Lassen Volcanic offers opportunities to discover the wonder and mysteries of volcanoes and hot water for visitors willing to explore the undiscovered. Read More
Explore the Undiscovered
Celebrate National Park Week
Celebrate National Park with free entrance to all National Park sites on Saturday, April 20.
Plan a Spring or Summer Visit
Conditions are constantly changing between April and July. Learn more about what to expect and do on your upcoming visit.
Spring Road Clearing Begins
The park road crew has begun clearing snow from the park highway, a process that could continue into July.
That is One Deep Snowpack
Lassen is blanketed in snow. Why is Lassen's snowpack important and how is it measured and why?
Bumpass Hell Trail Work to Continue
A trail closure will be in effect once work resumes on the Bumpass Hell trail in 2019. A closure is anticipated through at least early Aug.
Lassen's Own Fox
Lassen is one of only two known habitats of the rare Sierra Nevada red fox. Current survey efforts may be its best chance of recovery.
What's Shaking: Volcano Monitoring
Discover what being ranked as a very high threat volcano means for Lassen Volcanic.
Last updated: April 19, 2019