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Moderate earthquake, 5.3 mag was detected near Attu Station in Alaska

Posted by admin on April 2, 2025 0 Comments

Earthquake location 53.155S, 172.883WA moderate earthquake magnitude 5.3 (ml/mb) has occurred on Wednesday, 39 km NNW of Attu Station, Alaska (24 miles). Exact time and date of event in UTC/GMT: 02/04/25 / 2025-04-02 16:26:39 / April 2, 2025 @ 4:26 pm. The earthquake occurred at a depth of 40 km (25 miles) below the earth’s surface. Exact location of earthquake, longitude 172.883 East, latitude 53.155 North, depth = 40 km. A tsunami warning has been issued near Attu Station in Alaska (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: at00su3n0f, ak02548f4k89. Unique identifier: at00su3n0f. The temblor was detected at 16:26:39 / 4:26 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twelve 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. Each year there are an estimated 1320 moderate quakes in the world.

Did you feel anything?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 39 km NNW of Attu Station, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.3 mb The magnitude for the event.
Longitude 172.883° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.155° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40 km Depth of the event in kilometers.
Place 39 km NNW of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-04-02 16:26:39 Time when the event occurred. UTC/GMT
Updated 2025-04-02 16:36:10 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 5.609 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 432 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 98 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 136.799989056 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 at00su3n0f Id of event.
Event Code 00su3n0f An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00su3n0f,ak02548f4k89, A comma-separated list of event ids that are associated to an event.

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