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
Highway to Open to through Traffic 5/27
Snow clearing is complete. The highway is expected to open to through traffic on Sunday, May 27
Hike and Bike the Highway Sat 5/26
Hike and bike between Sulphur Works and Devastated Area (~19 mi) without vehicles.
View Current Conditions
Check road conditions, snow depths, the weather forecast, and webcams.
Visitor Services
Learn what is available during our visit to the park during the spring season.
Fee Changes
Selected entrance and campground fees increased on January 1, 2018.
Plan Your Summer Visit
Make the most out of your summer trip and plan ahead.
Mark Your Calendar for Special Events
Dates are set for the Dark Sky Festival, Day in the Park Festival, Hike-a-Thon, and more.
Bumpass Hell Trail Closed in 2018
The Bumpass Hell Trail is closed through at least December 2018 for a restoration project. Visit another hydrothermal area this summer.
Last updated: May 22, 2018