Yellowstone Volcano Observatory

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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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News

Date published: October 25, 2021

How much heat is emitted by hydrothermal areas on the floor of Yellowstone Lake?

Measuring the heat output of a hydrothermal area is not easy—Earth’s surface is often too noisy for accurate measurements to be made easily.  But the floor of Yellowstone Lake is a thermally quiet environment and provides a unique opportunity to assess heat flow in one of Yellowstone’s most dynamic hydrothermal areas.

Date published: October 18, 2021

Temperature Loggers Shed Light on Past and Future Yellowstone Geyser Activity

Selected hydrothermal features at Yellowstone National Park have data loggers that capture geyser eruption times. A systematic analysis of these data can reveal variations in geyser activity over time and between different geyser basins.

Date published: October 11, 2021

Henrys Fork Caldera: A glimpse into one possible future for Yellowstone

What will happen to Yellowstone once its rhyolite magma system shuts down? To understand the future, geologists look to the past—in this case, to Yellowstone Caldera’s older but smaller sibling, Henrys Fork Caldera!

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