Yellowstone Volcano Observatory


The Yellowstone Volcano Observatory (YVO) is a consortium of nine state and federal agencies who provide timely monitoring and hazard assessment of volcanic, hydrothermal, and earthquake activity in the Yellowstone Plateau region. The USGS arm of YVO is also responsible for monitoring and reporting on volcanic activity in the intermountain west U.S. states.

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Date published: September 21, 2020

Thousands of years of caldera inflation and deflation recorded in the shoreline of Yellowstone Lake

Thanks to technology like GPS (Global Positioning System), scientists know that the ground at Yellowstone moves up and down at a rate of a few centimeters—about an inch—per year. But what was happening to the caldera before scientists had the ability to make these measurements?  Yellowstone Lake holds the key, with a record of deformation that extends back thousands of years!

Date published: September 14, 2020

What can Yellowstone’s warm lakes tell us about thermal features?

Yellowstone’s most famous thermal areas, like Norris Geyser Basin, are located on land, but a surprising number of thermal areas are also present beneath the region’s lakes. Thermal satellite data can help to identify and characterize these hidden sources of heat!

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