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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag has occurred near Tennō in Japan


Earthquake location 39.605S, 139.5058WA light earthquake magnitude 4.6 (ml/mb) has occurred on Tuesday, 51 kilometers (32 miles) from Tennō in Japan. The epicenter was at a depth of 11.325 km (7 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake was detected at 03:34:24 / 3:34 am (local time epicenter). Global date and time of event UTC/GMT: 14/10/25 / 2025-10-14 03:34:24 / October 14, 2025 @ 3:34 am. Unique identifier: us6000rgzf. Ids that are associated to the event: us6000rgzf. Exact location, longitude 139.5058° East, latitude 39.605° North, depth = 11.325 km.

Closest city/cities/towns to epicentrum/hypocenter was Yokotemachi, Kakunodatemachi, Ōmagari (min 5000 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). Epicenter of the earthquake was 53 km (33 miles) from Akita Shi (c. 325 800 pop), 54 km (33 miles) from Akita (c. 320 100 pop), 82 km (51 miles) from Sakata (c. 100 400 pop), 81 km (50 miles) from Noshiromachi (c. 51 100 pop), 95 km (59 miles) from Yokotemachi (c. 39 200 pop), 86 km (53 miles) from Ōmagari (c. 38 800 pop), 51 km (32 miles) from Tennō (c. 22 700 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days two earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 51 km SW of Tennō, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 139.5058° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.605° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.325 km Depth of the event in kilometers.
Place 51 km SW of Tennō, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-10-14 03:34:24 Time when the event occurred. UTC/GMT
Updated 2025-10-14 04:47:46 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 59 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.681 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 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 us6000rgzf Id of event.
Event Code 6000rgzf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rgzf, A comma-separated list of event ids that are associated to an event.

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