Minor earthquake, 3.46 mag was detected near Cruz Bay in U.S. Virgin Islands

A minor earthquake with magnitude 3.46 (ml/mb) was detected on Sunday, 51 kilometers (32 miles) from Cruz Bay in U.S. Virgin Islands. The temblor was picked up at 11:24:13 / 11:24 am (local time epicenter). Exact time and date of event in UTC/GMT: 21/09/25 / 2025-09-21 11:24:13 / September 21, 2025 @ 11:24 am. The earthquake occurred at a depth of 13 km (8 miles) below the earth’s surface. Event id: pr2025264004. Ids that are associated to the earthquake: pr2025264004. Exact location of earthquake, longitude -64.623 West, latitude 18.7683 North, depth = 13 km.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Charlotte Amalie, Cruz Bay, Road Town. Nearby country/countries that might be effected, British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop). Earthquake epicenter was 37 km (23 miles) from Tortola (c. 23 900 pop), 57 km (36 miles) from Charlotte Amalie (c. 20 000 pop), 38 km (24 miles) from Road Town (c. 8 400 pop), 52 km (32 miles) from Cruz Bay (c. 2 700 pop).

In the past 24 hours, there have been two, in the last 10 days nine, in the past 30 days thirty-eight and in the last 365 days three hundred and sixty-four 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. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 51 km NNE of Cruz Bay, U.S. Virgin Islands.

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Parameter	Value	Description
Magnitude	3.46 mb	The magnitude for the event.
Longitude	-64.623° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.7683° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	13 km	Depth of the event in kilometers.
Place	51 km NNE of Cruz Bay, U.S. Virgin Islands	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-21 11:24:13	Time when the event occurred. UTC/GMT
Updated	2025-09-21 12:50:53	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	184	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	pr	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,pr,	A comma-separated list of network contributors.
Number of Stations Used	10	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.3533	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.02 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	252	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	md	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	pr2025264004	Id of event.
Event Code	2025264004	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr2025264004,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.46 mag was detected near Cruz Bay in U.S. Virgin Islands

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