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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Miyakojima in Japan


Earthquake location 24.5121S, 125.8903WA light earthquake magnitude 4.4 (ml/mb) strikes 66 kilometers (41 miles) from Miyakojima in Japan on Tuesday. The earthquake occurred at a depth of 28.622 km (18 miles) below the earth’s surface. Exact location of earthquake, 125.8903° East, 24.5121° North, depth 28.622 km. Global date and time of event UTC/GMT: 08/04/25 / 2025-04-08 08:50:08 / April 8, 2025 @ 8:50 am. All ids that are associated to the event: us6000q4q1. Unique identifier: us6000q4q1. The temblor was picked up at 08:50:08 / 8:50 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/villages to epicentrum/hypocenter was Hirara (min 5000 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop). Epicenter of the earthquake was 68 km (42 miles) from Hirara (c. 34 400 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 twenty earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 66 km ESE of Miyakojima, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 125.8903° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 24.5121° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.622 km Depth of the event in kilometers.
Place 66 km ESE of Miyakojima, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-04-08 08:50:08 Time when the event occurred. UTC/GMT
Updated 2025-04-29 08:47:48 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 298 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 26 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.515 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 176 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 us6000q4q1 Id of event.
Event Code 6000q4q1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000q4q1, A comma-separated list of event ids that are associated to an event.

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