M 3.6 in Yellowstone National Park

PRESS RELEASE

University of Utah Seismograph Stations
Released: July 16, 2021 08:15 PM MDT


The University of Utah Seismograph Stations reports that a minor earthquake of magnitude 3.6 occurred at 06:45 PM on July 16, 2021(MDT). The epicenter of the shock was located beneath Yellowstone Lake, 7.4 mi SSE of Fishing Bridge, WY.  This earthquake is part of an intense sequence of small earthquakes, known as a swarm, that began yesterday afternoon (July 15).  There have been approximately 200 earthquakes in this swarm so far, including three others of magnitude 3.0 or larger and approximately 40 in the magnitude range 2 to 3.  Earthquake swarms are common in the Yellowstone National Park region, and account for roughly half of the total seismicity in the Yellowstone region.  The current swarm is occurring in an area that has had swarm activity in the recent past, including the 2008-2009 Yellowstone Lake swarm that included over 800 earthquakes.

Anyone who felt the earthquake is encouraged to fill out a survey formon the US Geological Survey website: earthquake.usgs.gov.

Earthquake Summary:
Date (UTC): July 17, 2021      Time (UTC): 00:45
Date (local): July 16, 2021     Time (local): 06:45 PM MDT
Latitude: 44 27.64′ N
Longitude: 110 20.83′ W
Preferred magnitude: 3.6 Ml

M 3.7 near Strawberry Reservoir, UT

PRESS RELEASE

University of Utah Seismograph Stations
Released: June 09, 2021 02:45 PM MDT

The University of Utah Seismograph Stations reports that a minor earthquake of magnitude 3.7 occurred in northern Utah at 01:52 PM on June 9, 2021 (MDT). The epicenter of the shock was located beneath the Wasatch Range, seven miles northeast of Strawberry Reservoir and 21 miles east of the town of Wallsburg, Utah. This earthquake was reported felt by a few residents of Utah and Salt Lake Valleys. It was followed by a magnitude 2.5 aftershock at 01:55 pm MDT. A magnitude 3.4 earthquake occurred in the same general area in 2006.

Anyone who felt the earthquake is encouraged to fill out a survey form
on the US Geological Survey website: earthquake.usgs.gov.

Earthquake Summary:

Date (UTC): June 09, 2021

Time (UTC): 19:52

Date (local): June 09, 2021

Time (local): 01:52 PM MDT

Latitude: 40 18.59′ N

Longitude: 111 2.70′ W

Preferred magnitude: 3.7 Ml

M 3.0 Near Richfield, UT

PRESS RELEASE

University of Utah Seismograph Stations

Released: April 05, 2021 04:00 PM MDT

The University of Utah Seismograph Stations reports that a minor earthquake of magnitude 3.0 occurred at 02:56 PM on April 05, 2021 (MDT). The epicenter of the shock was located beneath Central Valley in south-central Utah, three miles south-southwest of the city of Richfield, Utah. This earthquake was reported felt in Richfield and in the nearby towns of Monroe and Salina. Today’s earthquake occurred within a seismically active area of Utah. Since 1962, 32 earthquakes of magnitude 3.0 or greater have occurred within 16 mi of the epicenter of today’s event. The largest of these events was a magnitude 5.2 on October 04, 1967, located 6.3 mi east-southeast of the town of Sevier, UT.

Anyone who felt the earthquake is encouraged to fill out a survey form on the US Geological Survey website: earthquake.usgs.gov.

Earthquake Summary:

Date (UTC): April 05, 2021

Time (UTC): 20:56

Date (local): April 05, 2021

Time (local): 02:56 PM MDT

Latitude: 38 43.87′ N

Longitude: 112 6.23′ W

Preferred magnitude: 3.00 Ml

M 2.8 Near Bountiful, UT Felt Along Wasatch Front

Press Release

Released: October 23, 2018 11:45 PM MDT

The University of Utah Seismograph Stations reports that an earthquake of magnitude 2.8 occurred at 10:30 PM on October 23, 2018 (MDT). The epicenter of the shock was located beneath the Wasatch Range, 11 miles east of the city of Bountiful, UT, and 12 miles south of the city of Morgan, UT. This earthquake was reported felt by residents of Wasatch Front communities extending from Salt Lake City on the south to Kayesville on the north, with most of the reports coming from the cities of Bountiful, Centerville, and Farmington.

A total of 5 earthquakes of magnitude 3.0 or greater have occurred within 16 miles of the epicenter of this event since 1962. The largest of these events was a magnitude 3.3 on June 11, 2014, 10 miles east of Centerville, UT.

Anyone who felt the earthquake is encouraged to fill out a survey form on the US Geological Survey website:
https://earthquake.usgs.gov/data/dyfi/

M 3.8 near Cove Fort, Utah

Press Release

Released: September 12, 2018 12:50 AM MDT

The University of Utah Seismograph Stations reports that a small earthquake of magnitude 3.8 occurred at 11:34 PM on September 11, 2018 (MDT).  The epicenter of the shock was located in southwestern Utah in the southern Sevier Desert,  15 miles west-northwest of Cove Fort, UT.  This earthquake was followed by at least four aftershocks in the first hour, the largest of magnitude 2.3.  A total of 19 earthquakes of magnitude 3.0 or greater have occurred within 16 miles of the epicenter of this event since 1962.  The largest of these events was a magnitude 4.0 on February 23, 2001, 8 miles southwest of Kanosh, UT.

Anyone who felt the earthquake is encouraged to fill out a survey form on the US Geological Survey website:
https://earthquake.usgs.gov/data/dyfi/