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Moderate earthquake 5.1 mag, 62 km S of Akutan, Alaska


Earthquake location 53.5757S, -165.7321WA moderate earthquake magnitude 5.1 (ml/mb) strikes 62 km S of Akutan, Alaska (39 miles) on Friday. The 5.1-magnitude earthquake has occurred at 15:48:48 / 3:48 pm (local time epicenter). Exact location of event, longitude -165.7321 West, latitude 53.5757 North, depth = 75.97 km. A tsunami warning has been issued near Akutan in Alaska (Does not indicate if a tsunami actually did or will exist). Event id: us6000rhss. Ids that are associated to the earthquake: at00t4a99c, ak025dbv2ja9, us6000rhss. Exact time and date of earthquake 17/10/25 / 2025-10-17 15:48:48 / October 17, 2025 @ 3:48 pm UTC/GMT. The earthquake occurred at a depth of 75.97 km (47 miles) below the earth’s surface.

In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days five and in the last 365 days one hundred and fourteen earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 1320 moderate quakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel the quake?

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. 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: 62 km S of Akutan, Alaska.

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More information

Parameter Value Description
Magnitude 5.1 mb The magnitude for the event.
Longitude -165.7321° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.5757° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 75.97 km Depth of the event in kilometers.
Place 62 km S of Akutan, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-10-17 15:48:48 Time when the event occurred. UTC/GMT
Updated 2025-10-17 16:12:51 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 12 The total number of felt reports
CDI 3.2 The maximum reported intensity for the event.
MMI 3.38 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 404 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 ,at,ak,us, A comma-separated list of network contributors.
Number of Stations Used 82 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.533 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 144 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000rhss Id of event.
Event Code 6000rhss An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00t4a99c,ak025dbv2ja9,us6000rhss, A comma-separated list of event ids that are associated to an event.

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