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Light earthquake: M4.3867786378641 quake has struck near Yakutat in Alaska

Posted by admin on December 7, 2025 0 Comments

Earthquake location 60.507579803467S, -140.00917053223WA light earthquake with magnitude 4.3867786378641 (ml/mb) was reported 108 km N of Yakutat, Alaska (67 miles) on Sunday. The epicenter was at a depth of 5 km (3 miles). The 4.3867786378641-magnitude earthquake was detected at 02:29:06 / 2:29 am (local time epicenter). Event id: ak2025yahvrn. Ids that are associated to the earthquake: ak2025yahvrn. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 07/12/25 / 2025-12-07 02:29:06 / December 7, 2025 @ 2:29 am UTC/GMT. Exact location of earthquake, longitude -140.00917053223 West, latitude 60.507579803467 North, depth = 5 km.

Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been seventy-nine, in the last 10 days seventy-nine, in the past 30 days seventy-nine and in the last 365 days ninety-nine earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. 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: 108 km N of Yakutat, Alaska.

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More information

Parameter Value Description
Magnitude 4.3867786378641 mb The magnitude for the event.
Longitude -140.00917053223° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.507579803467° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 108 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 2025-12-07 02:29:06 Time when the event occurred. UTC/GMT
Updated 2025-12-07 02:40:45 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 296 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 152 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.43048453330994 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 2.1781855288968 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 55.509140014648 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 ak2025yahvrn Id of event.
Event Code 2025yahvrn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025yahvrn, A comma-separated list of event ids that are associated to an event.

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