Lassen Volcanic Center

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Filter Total Items: 24
Geologic field-trip guide to Lassen Volcanic National Park and vici...
December 31, 2015

Geologic field-trip guide to Lassen Volcanic National Park

Geologic field-trip guide to Lassen Volcanic National Park and vicinity, California

Lassen Volcanic Center, California simplified hazards map showing p...
December 31, 2014

Lassen Volcanic Center, CA simplified hazards map

Lassen Volcanic Center, California simplified hazards map showing potential impact area for ground-based hazards during a volcanic event.

Cinder Cone in Lassen Volcanic National Park
September 20, 2014

Cinder Cone and its lava flow, Lassen Volcanic National Park

Aerial view of the eruption center for Cinder Cone in Lassen Volcanic National Park.  A lava flow issued outward toward the south from the central vent when it erupted in the year 1666.

Volcano hazard zone map for Lassen Volcanic Region in Northern Cali...
December 31, 2012

Volcano hazard zone map for Lassen Volcanic Region in Northern CA p...

Volcanic Hazard Assessment for the Lassen Region, California is based upon a comprehensive investigation of the eruptive history and possible future eruption scenarios with associated volcanic hazards.

Chaos Crags in Lassen Volcanic National Park
September 13, 2012

Chaos Crags in Lassen Volcanic National Park

Chaos Jumbles (foreground) is a rockfall avalanche that formed around 340 years ago when one of the Chaos Crags domes (background) collapsed.

Chaos Crags in Lassen Volcanic National Park
August 4, 2012

View of Chaos Crags in Lassen Volcanic National Park from Lassen Peak.

Chaos Crags is a series of lava domes that erupted about 1,100 years ago from the Lassen Volcanic Center.

Bumpass Hell, a hydrothermal area in Lassen Volcanic National Park....
August 21, 2010

Bumpass Hell, a hydrothermal area in Lassen Volcanic National Park....

Bumpass Hell, a hydrothermal area in Lassen Volcanic National Park. The pools contain hot water that often bubble and steam.

Cinder Cone in Lassen Volcanic National Park
January 5, 2009

Cinder Cone in Lassen Volcanic National Park

Cinder Cone erupted in the year 1666 in the Lassen Volcanic Region of northern California.

Generalized regional geologic map emphasizing the location, extent, and ages of large volcanic centers including those in Lassen

Generalized regional geologic map emphasizing the location

Generalized regional geologic map emphasizing the location, extent, and ages of large volcanic centers including those in Lassen Volcanic National Park and vicinity, California.