PubTalk 1/2012 — Lassen Volcanic National Park

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Detailed Description

--a wonderland of volcanoes and thermal features

By Patrick Muffler, Geologist Emeritus

 

  • Lassen Peak, the southernmost active volcano in the Cascade Range,explosively erupted in 1915, devastating nearby areas and raining volcanic ash as far away as 200 miles to the east
  • Lassen National Park, in addition to prominent volcanic areas,contains the most spectacular array of thermal features in the Cascade Range including fumaroles, bubbling mud pots, and a boiling lake
  • A new USGS map shows volcanic centers in unprecedented detail,enabling development of products to better evaluate and assess regional volcanic hazards

Details

Image Dimensions: 200 x 150

Date Taken:

Length: 01:15:43

Location Taken: Menlo Park, CA, US

Transcript

Contact wmcesic@usgs.gov for transcript.