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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Nemuro in Japan


Earthquake location 43.0399S, 145.3315WA light earthquake magnitude 4.2 (ml/mb) has struck on Friday, 37 kilometers (23 miles) from Nemuro in Japan. Id of earthquake: us7000q92f. Event ids that are associated: us7000q92f. The epicenter was at a depth of 48.346 km (30 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake has occurred at 09:44:44 / 9:44 am (local time epicenter). Exact time and date of event in UTC/GMT: 27/06/25 / 2025-06-27 09:44:44 / June 27, 2025 @ 9:44 am. Exact location of event, depth 48.346 km, 145.3315° East, 43.0399° North.

The epicenter was 78 km (49 miles) from Kushiro (c. 183 600 pop), 37 km (23 miles) from Nemuro (c. 31 200 pop), 71 km (44 miles) from Shibetsu (c. 21 700 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Kushiro, Shibetsu, Nemuro. Country/countries that might be effected, Japan (c. 127 288 000 pop).

In the past 24 hours, there have been one, in the last 10 days six, in the past 30 days eighteen and in the last 365 days fifty-one earthquakes of magnitude 3.0 or greater that has struck near. 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.

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: 37 km SSW of Nemuro, Japan. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 145.3315° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 43.0399° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.346 km Depth of the event in kilometers.
Place 37 km SSW of Nemuro, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-06-27 09:44:44 Time when the event occurred. UTC/GMT
Updated 2025-06-27 11:57:57 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 54 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.906 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 179 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 us7000q92f Id of event.
Event Code 7000q92f An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000q92f, A comma-separated list of event ids that are associated to an event.

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