Volcano Monitoring at Yellowstone National Park
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The Yellowstone Volcano Observatory monitors volcanic and earthquake unrest in Yellowstone National Park. There are permanent stations that monitor earthquakes, deformation, and hydrologic data in real-time. There are also historic data available from field surveys that are not in real-time. Access to the data is provided below and in the sidebar.
Non Real-time Data | Leveling | General |
Activity updates are written at the beginning of each month and cover the past month. If activity increases, updates will be written more frequently.
![Sketch of volcano-monitoring techniques](https://webarchive.library.unt.edu/web/20090506181144im_/http://volcanoes.usgs.gov/Imgs/Jpg/Monitoring/MonTechnqs_small.gif)