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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.9 mag, 45 km SE of Shimoda, Japan

Earthquake location 34.4345S, 139.3421WA light earthquake magnitude 4.9 (ml/mb) strikes 45 kilometers (28 miles) from Shimoda in Japan on Friday. Unique identifier: us7000cs2s. Ids that are associated to the event: us7000cs2s. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 139.3421 East, latitude 34.4345 North, depth = 10 km. Exact time and date of earthquake 18/12/20 / 2020-12-18 09:09:56 / December 18, 2020 @ 9:09 am UTC/GMT. The temblor was detected at 09:09:56 / 9:09 am (local time epicenter). The earthquake occurred at a depth of 10 km (6 miles).

Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). Epicenter of the earthquake was 99 km (61 miles) from Yokosuka (c. 429 000 pop), 102 km (63 miles) from Fujisawa (c. 394 600 pop), 99 km (61 miles) from Hiratsuka (c. 259 100 pop), 101 km (63 miles) from Fuji (c. 240 000 pop), 99 km (62 miles) from Chigasaki (c. 231 700 pop), 86 km (53 miles) from Numazu (c. 204 300 pop), 93 km (58 miles) from Odawara (c. 203 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Fujisawa, Fuji, Kawaguchi (min 5000 pop).

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

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 45 km SE of Shimoda, Japan.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude 139.3421° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.4345° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 45 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 09:09:56 Time when the event occurred. UTC/GMT
Updated 2020-12-18 09:27:27 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.2 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 370 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 0.987 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 112 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us7000cs2s Id of event.
Event Code 7000cs2s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000cs2s, A comma-separated list of event ids that are associated to an event.

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