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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.5 mag has occurred near Severo-Kuril’sk in Russia


Earthquake location 50.8695S, 157.2411WA moderate earthquake magnitude 5.5 (ml/mb) strikes 81 km ENE of Severo-Kuril’sk, Russia (50 miles) on Saturday. Unique identifier: us6000r39a. Ids that are associated to the event: us6000r39a. Exact location of earthquake, longitude 157.2411 East, latitude 50.8695 North, depth = 63.882 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 5.5-magnitude earthquake has occurred at 03:44:15 / 3:44 am (local time epicenter). Exact time and date of earthquake 23/08/25 / 2025-08-23 03:44:15 / August 23, 2025 @ 3:44 am UTC/GMT. The earthquake occurred at a depth of 63.882 km (40 miles) below the earth’s surface.

In the past 24 hours, there have been two, in the last 10 days fourteen, in the past 30 days two hundred and thirty-two and in the last 365 days two hundred and fourty-one earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. There are an estimated 1320 moderate quakes in the world each year.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 81 km ENE of Severo-Kuril’sk, Russia.

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More information

Parameter Value Description
Magnitude 5.5 mb The magnitude for the event.
Longitude 157.2411° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.8695° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 63.882 km Depth of the event in kilometers.
Place 81 km ENE of Severo-Kuril’sk, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-08-23 03:44:15 Time when the event occurred. UTC/GMT
Updated 2025-08-23 04:04:15 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 465 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 ,us, A comma-separated list of network contributors.
Number of Stations Used 96 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.26 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.98 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us6000r39a Id of event.
Event Code 6000r39a An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000r39a, A comma-separated list of event ids that are associated to an event.

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