Magna M 5.7 Five Year Anniversary

Five years ago today, northern Utah was shaken by the M5.7 Magna earthquake. Since then, the University of Utah Seismograph Stations has recorded >2800 aftershocks, 90% of which occurred in the first year following the mainshock. Even though it has been five years, the aftershock sequence is ongoing. In the past 12 months, UUSS has […]

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M 3.9 near Norris Geyser Basin, YNP

PRESS RELEASEUniversity of Utah Seismograph StationsReleased: January 28, 2025 07:14 PM MSTThe University of Utah Seismograph Stations (UUSS) reports that a minor earthquake of magnitude 3.9 occurred at 05:59 PM on January 28, 2025. The epicenter of the shock was located about 4 mi northwest of Norris Geyser Basin in Yellowstone National Park. So far, […]

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