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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Nikolski in Alaska

Posted by admin on September 1, 2025 0 Comments

Earthquake location 51.9054S, -169.8683WA light earthquake magnitude 4.1 (ml/mb) strikes 133 km SSW of Nikolski, Alaska (83 miles) on Saturday. The temblor was picked up at 18:30:24 / 6:30 pm (local time epicenter). Exact time and date of event in UTC/GMT: 30/08/25 / 2025-08-30 18:30:24 / August 30, 2025 @ 6:30 pm. Exact location of event, depth 8.743 km, -169.8683° West, 51.9054° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us7000qsn6. Ids that are associated to the event: ak025b4iya4c, us7000qsn6. The earthquake occurred at a depth of 8.743 km (5 miles).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days six and in the last 365 days one hundred and sixty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 13,000 light earthquakes in the world each year.

How would you describe the shaking?

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 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: 133 km SSW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -169.8683° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.9054° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.743 km Depth of the event in kilometers.
Place 133 km SSW 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 2025-08-30 18:30:24 Time when the event occurred. UTC/GMT
Updated 2025-09-01 15:08:45 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 259 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 78 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.887 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 171 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 us7000qsn6 Id of event.
Event Code 7000qsn6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak025b4iya4c,us7000qsn6, A comma-separated list of event ids that are associated to an event.

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