Minor earthquake, 3.9 mag was detected near Yakutat in Alaska

A minor earthquake with magnitude 3.9 (ml/mb) was reported 117 km N of Yakutat, Alaska (73 miles) on Friday. All ids that are associated to the event: ak2025ykpief. Unique identifier: ak2025ykpief. The epicenter was at a depth of 5 km (3 miles). The 3.9-magnitude earthquake was detected at 16:59:32 / 4:59 pm (local time epicenter). Exact location of earthquake, longitude -140.036 West, latitude 60.593 North, depth = 5 km. Exact time and date of event in UTC/GMT: 12/12/25 / 2025-12-12 16:59:32 / December 12, 2025 @ 4:59 pm.

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

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 117 km N of Yakutat, Alaska.

Alaska Yakutat

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-140.036° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	60.593° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5 km	Depth of the event in kilometers.
Place	117 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	2025-12-12 16:59:32	Time when the event occurred. UTC/GMT
Updated	2025-12-12 17:29:22	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	4.392	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	234	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	139	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.5	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.6 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	54	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	ak2025ykpief	Id of event.
Event Code	2025ykpief	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak2025ykpief,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag was detected near Yakutat in Alaska

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