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Minor earthquake, 3.4006386643026 mag strikes near Rat Islands, Aleutian Islands, Alaska


Earthquake location 51.814544677734S, 178.3987121582WA minor earthquake with magnitude 3.4006386643026 (ml/mb) was detected on Thursday, Rat Islands, Aleutian Islands, Alaska (0 miles). Exact location, longitude 178.3987121582° East, latitude 51.814544677734° North, depth = 101.16200256348 km. Unique identifier: ak2025wvxtan. Ids that are associated to the event: ak2025wvxtan. Global time and date of event 20/11/25 / 2025-11-20 13:09:34 / November 20, 2025 @ 1:09 pm UTC/GMT. The epicenter was at a depth of 101.16200256348 km (63 miles). The temblor was detected at 13:09:34 / 1:09 pm (local time epicenter).

In the past 24 hours, there have been two, in the last 10 days eight, in the past 30 days eleven and in the last 365 days one hundred and twenty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel it?

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: Rat Islands, Aleutian Islands, Alaska.

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More information

Parameter Value Description
Magnitude 3.4006386643026 mb The magnitude for the event.
Longitude 178.3987121582° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.814544677734° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 101.16200256348 km Depth of the event in kilometers.
Place Rat Islands, Aleutian Islands, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-11-20 13:09:34 Time when the event occurred. UTC/GMT
Updated 2025-12-01 21:26:48 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 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 178 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 26 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.15107016265392 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42098548836965 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 163.38528442383 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 ak2025wvxtan Id of event.
Event Code 2025wvxtan An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025wvxtan, A comma-separated list of event ids that are associated to an event.

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