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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 50.1187S, 157.2935WA moderate earthquake with magnitude 5.5 (ml/mb) was reported 103 km SE of Severo-Kuril’sk, Russia (64 miles) on Wednesday. Unique identifier: us6000qw7h. Ids that are associated to the event: us6000qw7h. The epicenter was at a depth of 35 km (22 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 30/07/25 / 2025-07-30 01:46:52 / July 30, 2025 @ 1:46 am. Exact location of earthquake, longitude 157.2935 East, latitude 50.1187 North, depth = 35 km. The temblor was detected at 01:46:52 / 1:46 am (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days ten earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1320 moderate quakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Questions or comments?

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: 103 km SE of Severo-Kuril’sk, Russia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.5 mb The magnitude for the event.
Longitude 157.2935° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.1187° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 103 km SE 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 2025-07-30 01:46:52 Time when the event occurred. UTC/GMT
Updated 2025-07-30 02:10:07 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 74 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.005 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 112 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 us6000qw7h Id of event.
Event Code 6000qw7h An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000qw7h, A comma-separated list of event ids that are associated to an event.

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