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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Ozernovskiy in Russia


Earthquake location 50.8059S, 158.8419WA light earthquake with magnitude 4.3 (ml/mb) was detected on Wednesday, 180 km ESE of Ozernovskiy, Russia (112 miles). Exact location of event, depth 19.732 km, 158.8419° East, 50.8059° North. Date and time of earthquake in UTC/GMT: 30/07/25 / 2025-07-30 03:06:01 / July 30, 2025 @ 3:06 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us6000r11j. Ids that are associated to the earthquake: us6000r11j. The earthquake occurred at a depth of 19.732 km (12 miles) below the earth’s surface. The temblor was detected at 03:06:01 / 3:06 am (local time epicenter).

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

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 180 km ESE of Ozernovskiy, Russia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 158.8419° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.8059° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 19.732 km Depth of the event in kilometers.
Place 180 km ESE of Ozernovskiy, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-07-30 03:06:01 Time when the event occurred. UTC/GMT
Updated 2025-08-17 13:00:30 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 39 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.224 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 130 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 us6000r11j Id of event.
Event Code 6000r11j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000r11j, A comma-separated list of event ids that are associated to an event.

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