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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Merizo Village in Guam

Earthquake location 12.4873S, 143.4821WA light earthquake magnitude 4.6 (ml/mb) has occurred on Sunday, 154 km SW of Merizo Village, Guam (96 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us6000d27y. Ids that are associated to the earthquake: us6000d27y. The temblor was detected at 15:53:19 / 3:53 pm (local time epicenter). Exact location, longitude 143.4821° East, latitude 12.4873° North, depth = 33.77 km. Exact time and date of earthquake 20/12/20 / 2020-12-20 15:53:19 / December 20, 2020 @ 3:53 pm UTC/GMT. The earthquake occurred at a depth of 33.77 km (21 miles).

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days six and in the last 365 days fourty-four earthquakes of magnitude 3.0 or greater that has struck near. Every 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 154 km SW of Merizo Village, Guam. 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 143.4821° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.4873° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.77 km Depth of the event in kilometers.
Place 154 km SW of Merizo Village, Guam Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-20 15:53:19 Time when the event occurred. UTC/GMT
Updated 2020-12-23 16:23:11 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 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 1.739 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 55 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 us6000d27y Id of event.
Event Code 6000d27y An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000d27y, A comma-separated list of event ids that are associated to an event.

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