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Caldera Chronicles

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory.

Caldera Chronicles

Filter Total Items: 279
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Yellowstone Lake water levels can tell us more than you might think

A relatively simple measurement—lake level—has yielded big dividends in Yellowstone. By tracking the level of Yellowstone Lake over time, it is...

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Acknowledging Annie: How research and monitoring get done in Yellowstone

Studying Yellowstone’s volcanic, earthquake, and hydrothermal activity requires careful consideration of impacts on the landscape and heritage of the...

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The grand story of the Grand Canyon of the Yellowstone

The Grand Canyon of the Yellowstone is not just a spectacular geologic feature.  It also provides a glimpse into the interior of a Yellowstone lava...

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A Christmas (misinformation) story: Yellowstone edition

Misinformation and misconceptions about Yellowstone are nothing new.  This past Christmas saw a particularly challenging episode of misinformation...

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Yellowstone—the year 2022 in review

Happy New Year!  Now that we’ve started in on a new calendar, it’s time for the traditional look back at Yellowstone activity in the year that was.

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The Volcanic Explosivity Index: A tool for comparing the sizes of explosive volcanic eruptions

A common scale for expressing the size of an explosive volcanic eruption is the VEI—Volcanic Explosivity Index.  Eruption size can’t be determined by...

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Continuous gas monitoring capabilities get a boost in Yellowstone

Changes in gas emissions can forewarn of volcanic or hydrothermal activity.  Continuous monitoring of gas concentrations by a station deployed in the...

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How the 2022 Yellowstone flood affected a monitoring site on the Gardner River

The historic flooding event, caused by an “atmospheric river,” that hit the northern areas of Yellowstone from June 10-13, 2022, forever changed the...

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Yellowstone’s magma reservoir comes into sharper focus

A new seismic tomography model using a cutting-edge imaging approach that harnesses supercomputing provides an updated view of Yellowstone’s magma...

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The Fountain Hotel has a mystery to tell!

The Fountain Hotel was a grand structure in the Lower Geyser Basin, serving hundreds of visitors at a time during an era of stagecoaches and staged...

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The Snake River Plain: A Tale of Two Basins

The Snake River Plain is a prominent river drainage that cuts a broad “smile” across southern Idaho, easily recognizable from satellite imagery. The...

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Buried calderas on the track of the Yellowstone hotspot

The track of the Yellowstone hotspot is defined by a series of old caldera systems that get older the farther to the southwest you get from...

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