Friday, Feb. 13’s M3.5 and its 13 aftershocks overlap with the aftershock region of the 2020 M5.7 Magna earthquake and it is likely an aftershock of the 2020 event. Seismicity in the Magna area is still elevated relative to pre-2020 levels, indicating that aftershocks are still continuing. Aftershocks can have their own aftershocks, and it […]
Read MorePRESS RELEASE University of Utah Seismograph Stations Released: February 13, 2026 07:14 PM MST The University of Utah Seismograph Stations (UUSS) reports that a minor earthquake of magnitude 3.5 occurred at 06:32 PM on February 13, 2026. The epicenter of the shock was located about 2 mi north-north-west of West Valley City, UT. Since 1981, […]
Read MorePRESS RELEASE University of Utah Seismograph Stations Released: February 05, 2026 01:23 PM MST The University of Utah Seismograph Stations (UUSS) reports that a minor earthquake of magnitude 3.5 occurred at 12:53 PM on February 05, 2026. The epicenter of the shock was located about 4 mi west-northwest of Lehi, UT. The earthquake was widely […]
Read MoreUUSS Director, Dr. Keith Koper, speaks with local news outlets about today’s M4.7 earthquake in northeastern Utah:
Read MorePRESS RELEASEUniversity of Utah Seismograph StationsReleased: January 22, 2026 08:02 AM MSTThe University of Utah Seismograph Stations (UUSS) reports that a light earthquake of magnitude 4.7 occurred at 7:49 AM on January 22, 2026. The epicenter of the shock was located on the north slope of the Uinta Mountains, 25 miles southeast of Evanston, WY. […]
Read MorePRESS RELEASE University of Utah Seismograph Stations Released: January 04, 2026 07:44 AM MST The University of Utah Seismograph Stations (UUSS) reports that a minor earthquake of magnitude 3.3 occurred at 07:18 AM on January 04, 2026. The epicenter of the shock was located about 9 miles east of Huntsville, UT. Since 1981, the UUSS […]
Read MorePRESS RELEASE University of Utah Seismograph Stations Released: September 10, 2025 06:50 PM MDT The University of Utah Seismograph Stations (UUSS) reports that a light earthquake of magnitude 4.1 occurred at 05:57 PM on September 10, 2025. The epicenter of the shock was located about 8 mi west of Vernal, UT. Since 1981, the UUSS […]
Read MoreThe UUSS website has migrated to a new host. Please be aware that some functionality and URLs may not be the same as the previous website iteration. News posts and publications will only go back to 2020, but all reports are still available.
Read MoreToday is the Great Utah ShakeOut! There’s still time to register to participate at https://www.shakeout.org/utah Don’t forget to Drop, Cover, and Hold On at 10:15 a.m.!
Read MoreFive 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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