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Minor earthquake, 3 mag strikes near Charlotte Amalie in U.S. Virgin Islands


Earthquake location 18.6208S, -64.9396WA minor earthquake magnitude 3 (ml/mb) has occurred on Saturday, 30 kilometers (19 miles) from Charlotte Amalie in U.S. Virgin Islands. The 3-magnitude earthquake was detected at 19:52:45 / 7:52 pm (local time epicenter). Event ids that are associated to the earthquake: pr2018097016. Id of event: pr2018097016. Exact location of event, longitude -64.9396 West, latitude 18.6208 North, depth = 64 km. Global time and date of event 07/04/18 / 2018-04-07 23:52:45 / April 7, 2018 @ 11:52 pm UTC/GMT. The epicenter was at a depth of 64 km (40 miles).

Event epicenter was 41 km (25 miles) from Tortola (c. 23 900 pop), 31 km (19 miles) from Charlotte Amalie (c. 20 000 pop), 75 km (46 miles) from Isabel Segunda (c. 9 300 pop), 40 km (25 miles) from Road Town (c. 8 400 pop), 36 km (22 miles) from Cruz Bay (c. 2 700 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Isabel Segunda, Culebra, Tortola. Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been six, in the last 10 days fifteen, in the past 30 days fourty-five and in the last 365 days three hundred and ninety-four earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 130,000 minor quakes in the world.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 30 km N of Charlotte Amalie, U.S. Virgin Islands.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -64.9396° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6208° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 64 km Depth of the event in kilometers.
Place 30km N of Charlotte Amalie, 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 2018-04-07 23:52:45 Time when the event occurred. UTC/GMT
Updated 2018-04-08 05:13:57 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 138 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.0275 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 335 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 pr2018097016 Id of event.
Event Code 2018097016 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018097016, A comma-separated list of event ids that are associated to an event.

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