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Light earthquake, 4.142667395684 mag strikes near Yakutat in Alaska

Posted by admin on December 6, 2025 0 Comments

Earthquake location 60.469093322754S, -139.61529541016WA light earthquake with magnitude 4.142667395684 (ml/mb) was reported 102 km N of Yakutat, Alaska (63 miles) on Saturday. Exact time and date of earthquake 06/12/25 / 2025-12-06 21:47:31 / December 6, 2025 @ 9:47 pm UTC/GMT. Id of earthquake: ak2025xzynbr. Event ids that are associated: ak2025xzynbr. The earthquake occurred at a depth of 2.8437266349792 km (2 miles). Exact location of earthquake, -139.61529541016° West, 60.469093322754° North, depth 2.8437266349792 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 21:47:31 / 9:47 pm (local time epicenter).

In the past 24 hours, there have been fourty-four, in the last 10 days fourty-four, in the past 30 days fourty-four and in the last 365 days sixty earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 102 km N of Yakutat, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.142667395684 mb The magnitude for the event.
Longitude -139.61529541016° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.469093322754° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 2.8437266349792 km Depth of the event in kilometers.
Place 102 km N of Yakutat, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-06 21:47:31 Time when the event occurred. UTC/GMT
Updated 2025-12-06 23:47:26 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 264 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 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.49092933535576 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.1499038534773 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 66.084699630737 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 ak2025xzynbr Id of event.
Event Code 2025xzynbr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025xzynbr, A comma-separated list of event ids that are associated to an event.

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