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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.8 mag was detected near Shimoda in Japan

Earthquake location 34.4344S, 139.2972WA light earthquake magnitude 4.8 (ml/mb) strikes 42 kilometers (26 miles) from Shimoda in Japan on Friday. All ids that are associated to the event: us7000cs4j. Unique identifier: us7000cs4j. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 11:36:33 / 11:36 am (local time epicenter). The epicenter was at a depth of 10 km (6 miles). Exact time and date of event in UTC/GMT: 18/12/20 / 2020-12-18 11:36:33 / December 18, 2020 @ 11:36 am. Exact location of earthquake, longitude 139.2972 East, latitude 34.4344 North, depth = 10 km.

Country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Ōyama, Yokosuka, Kamakura (min 5000 pop). The epicenter was 100 km (62 miles) from Yokosuka (c. 429 000 pop), 99 km (61 miles) from Hiratsuka (c. 259 100 pop), 99 km (61 miles) from Fuji (c. 240 000 pop), 100 km (62 miles) from Chigasaki (c. 231 700 pop), 84 km (52 miles) from Numazu (c. 204 300 pop), 92 km (57 miles) from Odawara (c. 203 000 pop), 100 km (62 miles) from Kamakura (c. 166 000 pop).

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days three and in the last 365 days twelve earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 42 km SE of Shimoda, Japan.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude 139.2972° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.4344° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 42 km SE of Shimoda, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-18 11:36:33 Time when the event occurred. UTC/GMT
Updated 2020-12-18 12:19:45 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 354 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 0.951 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 110 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 us7000cs4j Id of event.
Event Code 7000cs4j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000cs4j, A comma-separated list of event ids that are associated to an event.

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