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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 14 km N of Hasaki, Japan


Earthquake location 35.8663S, 140.8236WA light earthquake with magnitude 4.6 (ml/mb) was detected on Monday, 14 kilometers (9 miles) from Hasaki in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 07/04/25 / 2025-04-07 00:52:16 / April 7, 2025 @ 12:52 am. The 4.6-magnitude earthquake was detected at 00:52:16 / 12:52 am (local time epicenter). Event ids that are associated to the earthquake: us6000q4ge. Id of event: us6000q4ge. Exact location of earthquake, longitude 140.8236 East, latitude 35.8663 North, depth = 50.318 km. The earthquake occurred at a depth of 50.318 km (31 miles).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Kasukabe, Hatogaya-honchō, Yūki. Epicenter of the event was 70 km (43 miles) from Chiba (c. 919 700 pop), 78 km (49 miles) from Funabashi (c. 560 700 pop), 84 km (52 miles) from Matsudo (c. 470 300 pop), 77 km (48 miles) from Kashiwa (c. 340 200 pop), 94 km (58 miles) from Koshigaya (c. 317 400 pop), 77 km (48 miles) from Ichihara (c. 283 500 pop), 63 km (39 miles) from Mito-shi (c. 246 500 pop). Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

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. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days six and in the last 365 days sixty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 14 km N of Hasaki, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 140.8236° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.8663° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 50.318 km Depth of the event in kilometers.
Place 14 km N of Hasaki, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-04-07 00:52:16 Time when the event occurred. UTC/GMT
Updated 2025-04-07 04:21:08 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 326 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 64 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.219 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.64 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 126 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 us6000q4ge Id of event.
Event Code 6000q4ge An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000q4ge, A comma-separated list of event ids that are associated to an event.

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