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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag strikes near Haebaru in Japan


Earthquake location 25.9291S, 128.8721WA light earthquake magnitude 4.7 (ml/mb) strikes 109 km ESE of Haebaru, Japan (68 miles) on Monday. Global date and time of event UTC/GMT: 31/12/18 / 2018-12-31 13:33:51 / December 31, 2018 @ 1:33 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us2000j5mz. Ids that are associated to the earthquake: us2000j5mz. The 4.7-magnitude earthquake has occurred at 22:33:51 / 10:33 pm (local time epicenter). The earthquake was roughly at a depth of 10 km (6 miles). Exact location of earthquake, longitude 128.8721 East, latitude 25.9291 North, depth = 10 km.

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 thirty-eight 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. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

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. 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: 109 km ESE of Haebaru, Japan.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 128.8721° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 25.9291° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 109km ESE of Haebaru, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-31 13:33:51 Time when the event occurred. UTC/GMT
Updated 2019-01-21 14:17:38 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.051 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 163 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 us2000j5mz Id of event.
Event Code 2000j5mz An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000j5mz, A comma-separated list of event ids that are associated to an event.

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