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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 141 km SSE of Yonakuni, Japan

Earthquake location 23.2283S, 123.3567WA light earthquake magnitude 4.6 (ml/mb) has struck on Sunday, 141 km SSE of Yonakuni, Japan (88 miles). The 4.6-magnitude earthquake was detected at 05:53:48 / 5:53 am (local time epicenter). Event ids that are associated to the earthquake: us2000d5cv. Id of event: us2000d5cv. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude 123.3567° East, latitude 23.2283° North, depth = 24.74 km. The epicenter of the earthquake was roughly 24.74 km (15 miles) below the earth’s surface. Exact time and date of earthquake 10/02/18 / 2018-02-10 21:53:48 / February 10, 2018 @ 9:53 pm UTC/GMT.

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 one, in the past 30 days one and in the last 365 days five earthquakes of magnitude 3.0 or greater that have been detected nearby. 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 141 km SSE of Yonakuni, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 123.3567° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 23.2283° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24.74 km Depth of the event in kilometers.
Place 141km SSE of Yonakuni, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-10 21:53:48 Time when the event occurred. UTC/GMT
Updated 2018-03-01 06:52:32 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.273 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 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 us2000d5cv Id of event.
Event Code 2000d5cv An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000d5cv, A comma-separated list of event ids that are associated to an event.

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