Moderate earthquake, 5.2 mag was detected near Unalaska in Alaska

A moderate earthquake magnitude 5.2 (ml/mb) strikes 94 km SSW of Unalaska, Alaska (58 miles) on Sunday. The 5.2-magnitude earthquake was detected at 22:39:12 / 10:39 pm (local time epicenter). The earthquake occurred at a depth of 31 km (19 miles) below the earth’s surface. Id of earthquake: at00sqpw9c. Event ids that are associated: at00sqpw9c, ak02517day8d. Exact location of event, longitude -166.909 West, latitude 53.058 North, depth = 31 km. Exact time and date of event in UTC/GMT: 26/01/25 / 2025-01-26 22:39:12 / January 26, 2025 @ 10:39 pm. A tsunami warning has been issued near Unalaska in Alaska (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days nine and in the last 365 days sixty-one earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. There are an estimated 1320 moderate earthquakes in the world each year.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 94 km SSW of Unalaska, Alaska.

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Parameter	Value	Description
Magnitude	5.2 mb	The magnitude for the event.
Longitude	-166.909° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	53.058° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	31 km	Depth of the event in kilometers.
Place	94 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	2025-01-26 22:39:12	Time when the event occurred. UTC/GMT
Updated	2025-01-26 22:45:48	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.2	The maximum reported intensity for the event.
MMI	4.209	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	1	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	416	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	at	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,at,ak,	A comma-separated list of network contributors.
Number of Stations Used	61	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.697991	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.47 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	201.599983872	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	Mi	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	at00sqpw9c	Id of event.
Event Code	00sqpw9c	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,at00sqpw9c,ak02517day8d,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake, 5.2 mag was detected near Unalaska in Alaska

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