Minor earthquake, 3.9 mag has occurred near Asan-Maina Village in Guam

Posted by admin on July 24, 2025 0 Comments

A minor earthquake magnitude 3.9 (ml/mb) has struck on Thursday, 52 kilometers (32 miles) from Asan-Maina Village in Guam. Unique identifier: us6000qu7i. Ids that are associated to the event: us6000qu7i. Exact location of earthquake, 144.5846° East, 13.9316° North, depth 182.078 km. The 3.9-magnitude earthquake was detected at 13:05:39 / 1:05 pm (local time epicenter). Global date and time of event UTC/GMT: 10/07/25 / 2025-07-10 13:05:39 / July 10, 2025 @ 1:05 pm. The earthquake occurred at a depth of 182.078 km (113 miles).

Nearby country/countries that might be effected, Guam (c. 159 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Inarajan Village, Merizo Village, Umatac Village (min 5000 pop). Epicenter of the event was 54 km (33 miles) from Dededo Village (c. 44 900 pop), 55 km (34 miles) from Yigo Village (c. 20 500 pop), 54 km (33 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 59 km (36 miles) from Mangilao Village (c. 15 200 pop), 56 km (35 miles) from Barrigada Village (c. 8 900 pop), 61 km (38 miles) from Santa Rita Village (c. 7 500 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days five and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 52 km NNW of Asan-Maina Village, Guam. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	144.5846° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	13.9316° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	182.078 km	Depth of the event in kilometers.
Place	52 km NNW of Asan-Maina 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	2025-07-10 13:05:39	Time when the event occurred. UTC/GMT
Updated	2025-07-24 17:35:23	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	234	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	13	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.438	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.14 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	111	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	us6000qu7i	Id of event.
Event Code	6000qu7i	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000qu7i,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag has occurred near Asan-Maina Village in Guam

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