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Light earthquake 4.3 mag, 221 km ESE of Severo-Kuril’sk, Russia

Posted by admin on September 11, 2025 0 Comments

Earthquake location 49.9506S, 159.0301WA light earthquake magnitude 4.3 (ml/mb) strikes 221 km ESE of Severo-Kuril’sk, Russia (137 miles) on Sunday. The 4.3-magnitude earthquake was detected at 03:40:43 / 3:40 am (local time epicenter). Event id: us7000qvfi. Ids that are associated to the earthquake: us7000qvfi. Exact location of event, depth 10 km, 159.0301° East, 49.9506° North. Date and time of earthquake in UTC/GMT: 17/08/25 / 2025-08-17 03:40:43 / August 17, 2025 @ 3:40 am. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light earthquakes 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 seventeen, in the last 10 days eighty-eight, in the past 30 days three hundred and fifty-six and in the last 365 days three hundred and fifty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 221 km ESE 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 159.0301° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 49.9506° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 221 km ESE 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 2025-08-17 03:40:43 Time when the event occurred. UTC/GMT
Updated 2025-09-11 23:50:07 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 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.086 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 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 us7000qvfi Id of event.
Event Code 7000qvfi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000qvfi, A comma-separated list of event ids that are associated to an event.

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