When the ground starts shaking from an earthquake, do you know what to do? Do you know why we have earthquakes in Utah, how we monitor them, and how we mediate their effects? The Utah Seismic Safety Commission (USSC) recently released the second edition of the booklet, Putting Down Roots in Earthquake Country—Your Handbook for Earthquakes in Utah (a.k.a. “Roots”) …
2020 Magna Earthquake Still Producing Noticeable Aftershocks
MAGNA — You can blame 2020’s 5.7 magnitude earthquake for a small earthquake that rattled northwest Salt Lake County on the morning of June 3rd, 2022, University of Utah seismologists say. Read the full article here. For More Earthquake Information: Image Caption: Liberty Wells, Salt Lake City Neighborhood Building Damage from the 2020 Magna, Utah M5.7 Earthquake
Over 2,500 Aftershocks Recorded Since Last Year’s Magna Earthquake
Magna Earthquake Does Not Diminish the Risk of a Major M7 to M7.5 Earthquake Salt Lake City — Thurs., March 18, 2021 marks the one year anniversary of the moderate magnitude (M) 5.7 earthquake that struck northern Utah near Magna. The mainshock was widely felt across the Wasatch Front. Over 30,000 felt reports were received by U.S. Geological Survey (USGS) …
A clearer look at earthquake faults in Utah
Thanks to a 4-year effort by the Utah Geological Survey, Utah now has a better look at Wasatch Front faults from southern Idaho to central Utah The overall length of the Wasatch fault, 240 miles, has not changed, but details to the existing faults have been added to the library. We now have 739 mapped miles of fault strands, compared …
Was the March 18, 2020, Magna Earthquake in the Forecast?
Utah Geological Survey has a 50-year forecast for earthquakes. In 2016, the Working Group on Utah Earthquake Probabilities (WGUEP) published a 50-year forecast for moderate to large earthquakes in the Wasatch Front region. They determined there was a 93% chance of having one or more earthquakes of magnitude 5 or larger in that time period. Given that high probability, the …
U.S. earthquake history: The Great Alaska Quake of 1964
And why we don’t expect an earthquake of that size in Utah. On Good Friday, March 27, 1964, at 5:36 p.m. local time, the earth began to shake in the subduction zone in the Prince William Sound in Alaska. The U.S. Geological Survey reports that: The earthquake caused rivers, lakes, and other waterways to slosh as far away as the …
M6.5 quake shakes central Idaho
Should Utah be concerned? Not about this one. But we should still be prepared in general. Utahns are reporting shaking as far south as Salt Lake County. And reports continue to roll in from around northern Utah. Utah is not expected to have any damage from shaking from this quake. The University of Utah Seismograph stations tweeted that they expect …
UGS Resources on the Magna 5.7 Earthquake
View the Utah Geological Survey’s database of geologic information from the March 18, 2020 earthquake, compiled the day of the earthquake and the days following. UGS ResourcesView the Utah Geological Survey’s database of geologic information from the March 18, 2020 earthquake, compiled the day of the earthquake and the days following. UGS Resources