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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Severo-Kuril’sk in Russia

Posted by admin on October 16, 2025 0 Comments

Earthquake location 50.3077S, 159.6189WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 251 km E of Severo-Kuril’sk, Russia (156 miles). Date and time of earthquake in UTC/GMT: 20/09/25 / 2025-09-20 09:46:49 / September 20, 2025 @ 9:46 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 09:46:49 / 9:46 am (local time epicenter). The epicenter was at a depth of 10 km (6 miles). Event id: us6000rgx0. Ids that are associated to the earthquake: us6000rgx0. Exact location of earthquake, longitude 159.6189 East, latitude 50.3077 North, depth = 10 km.

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been eight, in the last 10 days nineteen, in the past 30 days fifty-six and in the last 365 days four hundred and sixty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 251 km E of Severo-Kuril’sk, Russia. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 159.6189° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.3077° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 251 km E 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 2025-09-20 09:46:49 Time when the event occurred. UTC/GMT
Updated 2025-10-16 08:28:23 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 284 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 36 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.786 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 126 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 us6000rgx0 Id of event.
Event Code 6000rgx0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rgx0, A comma-separated list of event ids that are associated to an event.

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