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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.4 mag, 4 km NW of Little America, Wyoming


Earthquake location 41.571166992188S, -109.89016723633WA minor earthquake with magnitude 3.4 (ml/mb) was detected on Thursday, 4 kilometers (2 miles) from Little America in Wyoming. The temblor was picked up at 14:48:13 / 2:48 pm (local time epicenter). Event ids that are associated to the earthquake: uu80102416. Id of event: uu80102416. Exact location, longitude -109.89016723633° West, latitude 41.571166992188° North, depth = -3.3900001049042 km. Date and time of earthquake in UTC/GMT: 20/02/25 / 2025-02-20 14:48:13 / February 20, 2025 @ 2:48 pm. The epicenter was at a depth of -3.3900001049042 km (-2 miles).

Event epicenter was 57 km (36 miles) from Rock Springs (c. 23 000 pop), 36 km (22 miles) from Green River (c. 12 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Rock Springs, Green River (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days nine earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 4 km NW of Little America, Wyoming. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -109.89016723633° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 41.571166992188° North Decimal degrees latitude. Negative values for southern latitudes.
Depth -3.3900001049042 km Depth of the event in kilometers.
Place 4 km NW of Little America, Wyoming Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-02-20 14:48:13 Time when the event occurred. UTC/GMT
Updated 2025-02-20 14:59:46 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 178 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network uu The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,uu, A comma-separated list of network contributors.
Number of Stations Used 36 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1223 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.409999996 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 127 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID uu80102416 Id of event.
Event Code 80102416 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,uu80102416, A comma-separated list of event ids that are associated to an event.

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