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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.8010925776458 mag strikes near Adak in Alaska


Earthquake location 52.014293670654S, 179.4729309082WA minor earthquake magnitude 3.8010925776458 (ml/mb) has occurred on Sunday, 268 km W of Adak, Alaska (167 miles). Exact location of event, depth 166.36943054199 km, 179.4729309082° East, 52.014293670654° North. Event id: ak2025ybirlz. Ids that are associated to the earthquake: ak2025ybirlz. The temblor was picked up at 15:58:37 / 3:58 pm (local time epicenter). The epicenter of the earthquake was roughly 166.36943054199 km (103 miles) below the earth’s surface. Global time and date of event 07/12/25 / 2025-12-07 15:58:37 / December 7, 2025 @ 3:58 pm UTC/GMT.

In the past 24 hours, there have been three, in the last 10 days six, in the past 30 days fifteen and in the last 365 days one hundred and fourteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 268 km W of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 3.8010925776458 mb The magnitude for the event.
Longitude 179.4729309082° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.014293670654° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 166.36943054199 km Depth of the event in kilometers.
Place 268 km W of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-07 15:58:37 Time when the event occurred. UTC/GMT
Updated 2025-12-07 16:46:18 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 222 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, A comma-separated list of network contributors.
Number of Stations Used 118 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.050875119864941 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.0639027499664 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 83.68620300293 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 ak2025ybirlz Id of event.
Event Code 2025ybirlz An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025ybirlz, A comma-separated list of event ids that are associated to an event.

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