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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag was detected near Nikolski in Alaska

Posted by admin on November 25, 2025 0 Comments

Earthquake location 53.1821S, -168.1424WA light earthquake with magnitude 4.9 (ml/mb) was reported 55 km ENE of Nikolski, Alaska (34 miles) on Tuesday. Unique identifier: us7000rdre. Ids that are associated to the event: ak2025xfknuk, us7000rdre. Exact location of event, depth 68.756 km, -168.1424° West, 53.1821° North. The epicenter of the earthquake was roughly 68.756 km (43 miles) below the earth’s surface. The temblor was detected at 17:16:21 / 5:16 pm (local time epicenter). Global date and time of event UTC/GMT: 25/11/25 / 2025-11-25 17:16:21 / November 25, 2025 @ 5:16 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days five and in the last 365 days one hundred and thirty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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: 55 km ENE of Nikolski, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -168.1424° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.1821° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 68.756 km Depth of the event in kilometers.
Place 55 km ENE of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-11-25 17:16:21 Time when the event occurred. UTC/GMT
Updated 2025-11-25 17:37:33 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 4 The total number of felt reports
CDI 4.3 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 371 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 99 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.175 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.8 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 63 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us7000rdre Id of event.
Event Code 7000rdre An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025xfknuk,us7000rdre, A comma-separated list of event ids that are associated to an event.

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