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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.8 mag, 175 km ESE of Ozernovskiy, Russia


Earthquake location 51.098S, 158.941WA light earthquake magnitude 4.8 (ml/mb) has occurred on Wednesday, 175 km ESE of Ozernovskiy, Russia (109 miles). Exact location, longitude 158.941° East, latitude 51.098° North, depth = 34.661 km. Date and time of earthquake in UTC/GMT: 30/07/25 / 2025-07-30 04:56:41 / July 30, 2025 @ 4:56 am. The 4.8-magnitude earthquake has occurred at 04:56:41 / 4:56 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 34.661 km (22 miles). Unique identifier: us6000r1dl. Ids that are associated to the event: us6000r1dl.

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

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 175 km ESE of Ozernovskiy, Russia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude 158.941° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.098° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.661 km Depth of the event in kilometers.
Place 175 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 04:56:41 Time when the event occurred. UTC/GMT
Updated 2025-08-16 12:59:48 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 354 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 32 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.937 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 125 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 us6000r1dl Id of event.
Event Code 6000r1dl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000r1dl, A comma-separated list of event ids that are associated to an event.

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