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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Mitsukaidō in Japan

Earthquake location 36.0454S, 140.0254WA light earthquake magnitude 4.1 (ml/mb) strikes 4 kilometers (2 miles) from Mitsukaidō in Japan on Wednesday. Date and time of earthquake in UTC/GMT: 16/12/20 / 2020-12-16 23:18:20 / December 16, 2020 @ 11:18 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 23:18:20 / 11:18 pm (local time epicenter). The earthquake was roughly at a depth of 78.75 km (49 miles). Exact location of event, longitude 140.0254 East, latitude 36.0454 North, depth = 78.75 km. All ids that are associated to the event: us7000crpk. Unique identifier: us7000crpk.

Nearest cities/city/towns to hypocenter/epicentrum was Ōtawara, Yokosuka, Atsugi (min 5000 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop). The epicenter was 50 km (31 miles) from Tokyo (c. 8 336 600 pop), 75 km (47 miles) from Yokohama (c. 3 574 400 pop), 65 km (40 miles) from Kawasaki (c. 1 306 800 pop), 37 km (23 miles) from Saitama (c. 1 193 400 pop), 40 km (25 miles) from Yono (c. 1 077 700 pop), 50 km (31 miles) from Chiba (c. 919 700 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days nine and in the last 365 days sixty-one 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. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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. 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: 4 km NE of Mitsukaidō, Japan.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 140.0254° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.0454° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 78.75 km Depth of the event in kilometers.
Place 4 km NE of Mitsukaidō, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-16 23:18:20 Time when the event occurred. UTC/GMT
Updated 2020-12-17 00:07:28 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 259 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 1.553 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.29 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 174 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 us7000crpk Id of event.
Event Code 7000crpk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000crpk, A comma-separated list of event ids that are associated to an event.

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