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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Nikolski in Alaska

Posted by admin on August 26, 2025 0 Comments

Earthquake location 51.8039S, -170.358WA light earthquake magnitude 4.3 (ml/mb) strikes 162 km SW of Nikolski, Alaska (101 miles) on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 10 km, -170.358° West, 51.8039° North. The 4.3-magnitude earthquake has occurred at 23:15:44 / 11:15 pm (local time epicenter). Event id: us6000r3k4. Ids that are associated to the earthquake: ak025auom6wp, us6000r3k4. Exact time and date of earthquake 24/08/25 / 2025-08-24 23:15:44 / August 24, 2025 @ 11:15 pm UTC/GMT. The earthquake occurred at a depth of 10 km (6 miles).

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 162 km SW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -170.358° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.8039° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 162 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 2025-08-24 23:15:44 Time when the event occurred. UTC/GMT
Updated 2025-08-25 02:59:40 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 284 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 48 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.026 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 194 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000r3k4 Id of event.
Event Code 6000r3k4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak025auom6wp,us6000r3k4, A comma-separated list of event ids that are associated to an event.

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