At California's Lassen Peak volcano, a swarm of more than 100 earthquakes occurred in less than 24 hours. This video will discuss why this earthquake swarm occurred, and how it relates to long term geothermal activity at this volcano.

Thumbnail Photo Credit: Lassen Volcanic National Park, U.S. Geological Survey, Public Domain, https://www.usgs.gov/media/images/cha.... This image was overlaid with text, and overlaid with GeologyHub made graphics (the image border & the GeologyHub logo).

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Sources/Citations:
[1] U.S. Geological Survey
[2] National Parks Service

0:00 Lassen Peak Earthquake Swarm
2:34 Hydrothermal Origin
3:17 Comparison to 2022