Minor earthquake, 3.8 mag has occurred near Atka in Alaska

A minor earthquake with magnitude 3.8 (ml/mb) was detected on Sunday, 56 km SE of Atka, Alaska (35 miles). Unique identifier: us6000r3ga. Ids that are associated to the event: ak025aufopr3, us6000r3ga. Date and time of earthquake in UTC/GMT: 24/08/25 / 2025-08-24 08:16:00 / August 24, 2025 @ 8:16 am. The earthquake occurred at a depth of 20.493 km (13 miles) below the earth’s surface. Exact location of earthquake, longitude -173.5597 West, latitude 51.8796 North, depth = 20.493 km. The temblor was reported at 08:16:00 / 8:16 am (local time epicenter).

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 three, in the past 30 days eleven and in the last 365 days one hundred and seventy-five earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 130,000 minor earthquakes in the world.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 56 km SE of Atka, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Atka

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Parameter	Value	Description
Magnitude	3.8 mb	The magnitude for the event.
Longitude	-173.5597° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.8796° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	20.493 km	Depth of the event in kilometers.
Place	56 km SE of Atka, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-08-24 08:16:00	Time when the event occurred. UTC/GMT
Updated	2025-08-24 09:51:37	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	2.267	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	222	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	35	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.509	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.88 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	141	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	us6000r3ga	Id of event.
Event Code	6000r3ga	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak025aufopr3,us6000r3ga,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.8 mag has occurred near Atka in Alaska

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