Explore the Undiscovered

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

Hikers on the newly constructed boardwalk in a hydrothermal basin

Bumpass Hell Trail Open

The Bumpass Hell Trail is now open. Hikers will see continuing rehabilitation efforts.

Lassen Peak reflected in pond lined by yellow grasses and orange leaves

Fall Season Begins

Campgrounds and other facilities close at various dates in September and October. Check ahead if planning a fall visit.

The Kohm Yah-mah-nee Visitor center

Visitor Center Fall/Winter Hours

Kohm yah-mah-nee Visitor Center and Loomis Museum fall/winter hours.

Vehicle on park highway with Lassen Peak in background

Check on Park Conditions

Check for conditions updates such as park roads and trails.

Four people work at the base of a stone and wood lookout

Harkness Fire Lookout Rehabilitation

Learn about how HistoriCorps Volunteers are helping to improve the condition of the historic Mount Harkness Fire Lookout.

Visitors with leashed dogs at table

Pets in the Park

Be sure you know pets regulations before your visit.

A man and women release a red fox into a snow-covered forest

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.

A rounded device sits atop a tripod on rocky ground, backed by a solar panel and mountain

What's Shaking: Volcano Monitoring

Discover what being ranked as a very high threat volcano means for Lassen Volcanic.

Contact the Park

Mailing Address:

PO Box 100
Mineral, CA 96063

Phone:

(530) 595-4480

Contact Us