Minor earthquake, 3.9 mag strikes near Yakutat in Alaska

A minor earthquake with magnitude 3.9 (ml/mb) was reported 106 km N of Yakutat, Alaska (66 miles) on Saturday. Exact location, longitude -139.8821° West, latitude 60.4979° North, depth = 10 km. Event id: us6000rsz7. Ids that are associated to the earthquake: ak2025xzyexr, us6000rsz7. Global time and date of event 06/12/25 / 2025-12-06 21:38:07 / December 6, 2025 @ 9:38 pm UTC/GMT. The temblor was detected at 21:38:07 / 9:38 pm (local time epicenter). The earthquake was roughly at a depth of 10 km (6 miles).

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

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 106 km N of Yakutat, Alaska.

Alaska Yakutat

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-139.8821° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	60.4979° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	106 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 21:38:07	Time when the event occurred. UTC/GMT
Updated	2025-12-07 23:00:10	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	4.188	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	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ak,us,	A comma-separated list of network contributors.
Number of Stations Used	31	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.444	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.99 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	121	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	us6000rsz7	Id of event.
Event Code	6000rsz7	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak2025xzyexr,us6000rsz7,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag strikes near Yakutat in Alaska

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