Minor earthquake, 3.9 mag strikes near Unalaska in Alaska

A minor earthquake with magnitude 3.9 (ml/mb) was detected on Tuesday, 84 km SSW of Unalaska, Alaska (52 miles). Global time and date of event 14/01/25 / 2025-01-14 14:38:45 / January 14, 2025 @ 2:38 pm UTC/GMT. The temblor was reported at 14:38:45 / 2:38 pm (local time epicenter). The earthquake occurred at a depth of 37.083 km (23 miles) below the earth’s surface. Event id: us6000pjxz. Ids that are associated to the earthquake: ak025ne35x3, us6000pjxz. Exact location of event, longitude -166.8471 West, latitude 53.1418 North, depth = 37.083 km.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days six and in the last 365 days fifty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 130,000 minor earthquakes 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 84 km SSW of Unalaska, Alaska. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-166.8471° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	53.1418° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	37.083 km	Depth of the event in kilometers.
Place	84 km SSW of Unalaska, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-01-14 14:38:45	Time when the event occurred. UTC/GMT
Updated	2025-01-14 18:45:05	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	2.214	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	40	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.653	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.64 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	168	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000pjxz	Id of event.
Event Code	6000pjxz	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak025ne35x3,us6000pjxz,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag strikes near Unalaska in Alaska

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