Light earthquake 4.6 mag, 112 km SE of Severo-Kuril’sk, Russia

A light earthquake magnitude 4.6 (ml/mb) has occurred on Thursday, 112 km SE of Severo-Kuril’sk, Russia (70 miles). Exact location of event, depth 25 km, 157.3732° East, 50.0532° North. The temblor was reported at 05:49:23 / 5:49 am (local time epicenter). Id of earthquake: us6000qwuk. Event ids that are associated: us6000qwuk. Exact time and date of earthquake 31/07/25 / 2025-07-31 05:49:23 / July 31, 2025 @ 5:49 am UTC/GMT. The earthquake was roughly at a depth of 25 km (16 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

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Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 112 km SE of Severo-Kuril’sk, Russia. This information comes from the USGS Earthquake Notification Service.

Russia Severo-Kuril'sk

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Parameter	Value	Description
Magnitude	4.6 mb	The magnitude for the event.
Longitude	157.3732° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	50.0532° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	25 km	Depth of the event in kilometers.
Place	112 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	2025-07-31 05:49:23	Time when the event occurred. UTC/GMT
Updated	2025-07-31 06:31:24	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	326	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	62	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	3.066	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.23 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	136	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	us6000qwuk	Id of event.
Event Code	6000qwuk	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000qwuk,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.6 mag, 112 km SE of Severo-Kuril’sk, Russia

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