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.

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An ash cloud rises above Lassen Peak

Eruption Celebration May 22-25

Join park staff and USGS scientists for a series of special events celebrating the 100th anniversary of the explosive 1915 Lassen Peak eruption.

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2015 Summer Newspaper

2015 Summer Newspaper Available

The new summer edition of the park newspaper is now available online. Much of the park is exhibiting spring-like conditions.

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View from Brokeoff Mountain on 1/12/14

Spring-like Conditions

Expect spring-like conditions throughout the park due to the ongoing drought in California.

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Hikers on the Lassen Peak trail

Lassen Peak Trail Open This Summer

The Lassen Peak trail restoration project, Reach the Peak was completed in 2014. The trail will be open to the summit throughout the hiking season.

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