Moderate earthquake 5.1 mag, 45 km SE of Vilyuchinsk, Russia

A moderate earthquake magnitude 5.1 (ml/mb) has occurred on Tuesday, 45 kilometers (28 miles) from Vilyuchinsk in Russia. Unique identifier: us6000rik5. Ids that are associated to the event: us6000rik5. The earthquake occurred at a depth of 75.558 km (47 miles). Exact location of event, longitude 158.884 East, latitude 52.6456 North, depth = 75.558 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 23:37:09 / 11:37 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 21/10/25 / 2025-10-21 23:37:09 / October 21, 2025 @ 11:37 pm.

Event epicenter was 47 km (29 miles) from Petropavlovsk-Kamchatsky (c. 187 300 pop), 69 km (43 miles) from Yelizovo (c. 40 700 pop), 45 km (28 miles) from Vilyuchinsk (c. 25 200 pop). Close country/countries, Russia (c. 140 702 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Yelizovo, Petropavlovsk-Kamchatsky, Vilyuchinsk.

Each year there are an estimated 1320 moderate quakes in the world. In the past 24 hours, there have been one, in the last 10 days eight, in the past 30 days fifty-one and in the last 365 days six hundred and nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Questions or comments?

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. 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: 45 km SE of Vilyuchinsk, Russia.

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Parameter	Value	Description
Magnitude	5.1 mb	The magnitude for the event.
Longitude	158.884° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.6456° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	75.558 km	Depth of the event in kilometers.
Place	45 km SE of Vilyuchinsk, Russia	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-10-21 23:37:09	Time when the event occurred. UTC/GMT
Updated	2025-10-21 23:52:00	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	400	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	87	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.404	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.91 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	106	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	us6000rik5	Id of event.
Event Code	6000rik5	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rik5,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake 5.1 mag, 45 km SE of Vilyuchinsk, Russia

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