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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.7688715265776 mag has occurred near Nikolski in Alaska

Posted by admin on November 21, 2025 0 Comments

Earthquake location 52.34468460083S, -169.59693908691WA minor earthquake magnitude 3.7688715265776 (ml/mb) strikes 82 km SW of Nikolski, Alaska (51 miles) on Thursday. Global time and date of event 20/11/25 / 2025-11-20 23:46:36 / November 20, 2025 @ 11:46 pm UTC/GMT. The 3.7688715265776-magnitude earthquake has occurred at 23:46:36 / 11:46 pm (local time epicenter). The epicenter was at a depth of 34.170444488525 km (21 miles). Exact location of event, depth 34.170444488525 km, -169.59693908691° West, 52.34468460083° North. All ids that are associated to the event: ak2025wwsvsq. Unique identifier: ak2025wwsvsq.

Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days eight and in the last 365 days one hundred and ninety-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 82 km SW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 3.7688715265776 mb The magnitude for the event.
Longitude -169.59693908691° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.34468460083° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.170444488525 km Depth of the event in kilometers.
Place 82 km SW 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 2025-11-20 23:46:36 Time when the event occurred. UTC/GMT
Updated 2025-11-21 05:39:17 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 219 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 28 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.44931408762932 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56064797408607 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 216.13660049438 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 ak2025wwsvsq Id of event.
Event Code 2025wwsvsq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak2025wwsvsq, A comma-separated list of event ids that are associated to an event.

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