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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Petropavlovsk-Kamchatsky in Russia


Earthquake location 53.139S, 160.6926WA light earthquake magnitude 4.2 (ml/mb) has struck on Monday, 138 km E of Petropavlovsk-Kamchatsky, Russia (86 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake was detected at 01:15:54 / 1:15 am (local time epicenter). The epicenter of the earthquake was roughly 31.171 km (19 miles) below the earth’s surface. All ids that are associated to the event: us6000qybr. Unique identifier: us6000qybr. Global date and time of event UTC/GMT: 21/07/25 / 2025-07-21 01:15:54 / July 21, 2025 @ 1:15 am. Exact location, longitude 160.6926° East, latitude 53.139° North, depth = 31.171 km.

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 138 km E of Petropavlovsk-Kamchatsky, Russia.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 160.6926° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.139° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.171 km Depth of the event in kilometers.
Place 138 km E of Petropavlovsk-Kamchatsky, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-07-21 01:15:54 Time when the event occurred. UTC/GMT
Updated 2025-08-10 10:38:49 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 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.238 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 172 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 us6000qybr Id of event.
Event Code 6000qybr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000qybr, A comma-separated list of event ids that are associated to an event.

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