Light earthquake: M4.7 quake has struck near Merizo Village in Guam

A light earthquake magnitude 4.7 (ml/mb) has struck on Tuesday, 139 km SW of Merizo Village, Guam (86 miles). The temblor was reported at 03:41:38 / 3:41 am (local time epicenter). Event id: us1000bw3x. Ids that are associated to the earthquake: us1000bw3x. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 25/12/17 / 2017-12-25 17:41:38 / December 25, 2017 @ 5:41 pm UTC/GMT. The earthquake occurred at a depth of 40.54 km (25 miles). Exact location, longitude 143.7849° East, latitude 12.3467° North, depth = 40.54 km.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days six and in the last 365 days thirty-eight 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. There are an estimated 13,000 light earthquakes in the world each year.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 139 km SW of Merizo Village, Guam. This information comes from the USGS Earthquake Notification Service.

Guam Merizo Village

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Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	143.7849° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	12.3467° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	40.54 km	Depth of the event in kilometers.
Place	139km 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	2017-12-25 17:41:38	Time when the event occurred. UTC/GMT
Updated	2017-12-26 18:52:39	Time when the event was most recently updated. UTC/GMT
Timezone offset	600	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	340	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	1.625	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.79 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	113	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	us1000bw3x	Id of event.
Event Code	1000bw3x	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000bw3x,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.7 quake has struck near Merizo Village in Guam

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