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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: 312
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Using high-resolution commercial satellite images to help map and monitor Yellowstone’s thermal areas

Thanks to a newly funded project from NASA’s Commercial SmallSat Data Scientific Analysis Program, and an agreement with commercial satellite...

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Why do volcano observatories describe seismic activity so differently?

Reporting of earthquakes at volcanoes around the world varies considerably in style. This is because the amount and importance of seismic activity...

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Which is more hazardous to Yellowstone visitors, wildlife or hot springs?

Although it is a common assumption that animals cause numerous wounds and deaths in Yellowstone, hot springs actually account for more injuries and...

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A deep dive into surficial geologic mapping

Geologic maps are a fundamental tool for earth scientists to assemble and communicate geologic information. Under the umbrella of geologic mapping are...

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So, where are you from? Tracing thermal waters in the rivers of Yellowstone back to their sources

Scientists can determine the sources of hydrothermal fluids in park rivers by monitoring water chemistry. The result? A “budget” of which geyser...

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The rising waters of Nuphar Lake, near Norris Geyser Basin

A small lake near Norris Geyser Basin has seen some significant changes over the past few years, rising in level and changing color due to inputs of...

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New research sheds light on Steamboat Geyser’s eruptions, past and present

What can trees tell us about Steamboat Geyser’s history? Why do Steamboat’s seismic eruption signals vary seasonally? Get up to speed on two newly...

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New views of how magma is stored beneath Yellowstone provided by hundreds of seismic sensors

Data from a major deployment of seismometers in 2020 is revealing new insights into the characteristics of the magma chamber beneath Yellowstone...

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For the Benefit and Enjoyment of the People: The Explorations that led to the world’s first National Park

Long before the boardwalks, hotels, and roads, Yellowstone stood on the edge of the American wilderness. Its discovery and exploration by Euro...

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Recent caldera collapses captured by volcano monitoring networks provide insights on the collapse of the Yellowstone caldera

Based on geologic mapping and dating of minerals, we know that the Yellowstone caldera formed 631,000 years ago. But how did the caldera collapse...

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Out with the old, in with the new: Upgrading satellite communication technology at Yellowstone monitoring sites

New satellite communication technology is being tested at Yellowstone monitoring stations and could have a big impact on how real-time data are...

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In the pantheon of caldera eruptions, where does Yellowstone rank?

The Yellowstone volcanic system has hosted some very large eruptions. But there have been much larger volcanic explosions in geologic history...

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