Minor earthquake, 3.8 mag was detected near Yigo Village in Guam

Posted by admin on November 11, 2025 0 Comments

A minor earthquake with magnitude 3.8 (ml/mb) was detected on Monday, 40 kilometers (25 miles) from Yigo Village in Guam. Exact time and date of event in UTC/GMT: 20/10/25 / 2025-10-20 15:54:54 / October 20, 2025 @ 3:54 pm. Exact location of earthquake, 145.1054° East, 13.8303° North, depth 129.93 km. Event id: us6000rmmn. Ids that are associated to the earthquake: us6000rmmn. The earthquake occurred at a depth of 129.93 km (81 miles) below the earth’s surface. The temblor was detected at 15:54:54 / 3:54 pm (local time epicenter).

The epicenter was 45 km (28 miles) from Dededo Village (c. 44 900 pop), 40 km (25 miles) from Yigo Village (c. 20 500 pop), 52 km (32 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 54 km (33 miles) from Mangilao Village (c. 15 200 pop), 52 km (32 miles) from Barrigada Village (c. 8 900 pop), 68 km (42 miles) from Santa Rita Village (c. 7 500 pop). Close country/countries, Guam (c. 159 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Merizo Village, Umatac Village, Inarajan Village (min 5000 pop).

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been three, in the last 10 days five, in the past 30 days eleven and in the last 365 days ninety-two earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Questions or comments?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 40 km NE of Yigo Village, Guam. This information comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.8 mb	The magnitude for the event.
Longitude	145.1054° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	13.8303° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	129.93 km	Depth of the event in kilometers.
Place	40 km NE of Yigo 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	2025-10-20 15:54:54	Time when the event occurred. UTC/GMT
Updated	2025-11-11 16:34:48	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	222	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	7	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.332	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.74 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	172	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	us6000rmmn	Id of event.
Event Code	6000rmmn	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rmmn,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.8 mag was detected near Yigo Village in Guam

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