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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Hiroo in Japan


Earthquake location 41.9424S, 144.2589WA light earthquake with magnitude 4.2 (ml/mb) was detected on Friday, 88 km ESE of Hiroo, Japan (55 miles). Event id: us6000q73j. Ids that are associated to the earthquake: us6000q73j. The temblor was detected at 21:08:52 / 9:08 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 18/04/25 / 2025-04-18 21:08:52 / April 18, 2025 @ 9:08 pm UTC/GMT. Exact location, longitude 144.2589° East, latitude 41.9424° North, depth = 31.562 km. The epicenter of the earthquake was roughly 31.562 km (20 miles) below the earth’s surface.

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 fifteen earthquakes of magnitude 3.0 or greater that have been detected 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.

How would you describe the shaking?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 88 km ESE of Hiroo, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 144.2589° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 41.9424° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.562 km Depth of the event in kilometers.
Place 88 km ESE of Hiroo, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-04-18 21:08:52 Time when the event occurred. UTC/GMT
Updated 2025-04-18 23:14:27 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 48 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.825 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 161 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 us6000q73j Id of event.
Event Code 6000q73j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000q73j, A comma-separated list of event ids that are associated to an event.

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