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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.7 quake has struck near Katsuura in Japan


Earthquake location 34.5745S, 140.7729WA light earthquake with magnitude 4.7 (ml/mb) was detected on Sunday, 75 kilometers (47 miles) from Katsuura in Japan. All ids that are associated to the event: us7000pnr8. Unique identifier: us7000pnr8. The epicenter was at a depth of 67.727 km (42 miles). Global time and date of event 30/03/25 / 2025-03-30 01:18:31 / March 30, 2025 @ 1:18 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 140.7729 East, latitude 34.5745 North, depth = 67.727 km. The 4.7-magnitude earthquake has occurred at 01:18:31 / 1:18 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Tateyama, Kawaguchi, Ōhara. Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). Epicenter of the earthquake was 94 km (59 miles) from Tateyama (c. 50 100 pop), 85 km (53 miles) from Kawaguchi (c. 29 100 pop), 76 km (47 miles) from Katsuura (c. 22 300 pop), 83 km (52 miles) from Ōhara (c. 20 200 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days twenty-seven 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.

Did you feel the quake?

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: 75 km SSE of Katsuura, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 140.7729° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.5745° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 67.727 km Depth of the event in kilometers.
Place 75 km SSE of Katsuura, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-03-30 01:18:31 Time when the event occurred. UTC/GMT
Updated 2025-03-30 01:45:35 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 340 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 80 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.66 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.71 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us7000pnr8 Id of event.
Event Code 7000pnr8 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000pnr8, A comma-separated list of event ids that are associated to an event.

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