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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Severo-Kuril’sk in Russia


Earthquake location 48.8898S, 156.9026WA light earthquake with magnitude 4.2 (ml/mb) was reported 206 km SSE of Severo-Kuril’sk, Russia (128 miles) on Thursday. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. The 4.2-magnitude earthquake was detected at 21:04:48 / 9:04 pm (local time epicenter). Exact time and date of earthquake 30/10/25 / 2025-10-30 21:04:48 / October 30, 2025 @ 9:04 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us6000rp6z. Ids that are associated to the event: us6000rp6z. Exact location of event, longitude 156.9026 East, latitude 48.8898 North, depth = 10 km.

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

How would you describe the shaking?

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: 206 km SSE of Severo-Kuril’sk, Russia.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 156.9026° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 48.8898° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 206 km SSE 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 2025-10-30 21:04:48 Time when the event occurred. UTC/GMT
Updated 2025-11-21 05:15:26 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 271 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 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 4.254 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 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 us6000rp6z Id of event.
Event Code 6000rp6z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rp6z, A comma-separated list of event ids that are associated to an event.

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