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Minor earthquake: M2.91 quake has struck near Charlotte Amalie in U.S. Virgin Islands


Earthquake location 18.7615S, -64.8843WA minor earthquake magnitude 2.91 (ml/mb) has occurred on Wednesday, 46 kilometers (29 miles) from Charlotte Amalie in U.S. Virgin Islands. The epicenter was at a depth of 108 km (67 miles). Exact location of earthquake, longitude -64.8843 West, latitude 18.7615 North, depth = 108 km. The temblor was reported at 20:07:14 / 8:07 pm (local time epicenter). Global time and date of event 27/12/18 / 2018-12-27 00:07:14 / December 27, 2018 @ 12:07 am UTC/GMT. All ids that are associated to the event: pr2018361000. Unique identifier: pr2018361000.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Culebra, Cruz Bay, Charlotte Amalie. Close country/countries, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop) (That might be effected). Earthquake epicenter was 46 km (29 miles) from Tortola (c. 23 900 pop), 47 km (29 miles) from Charlotte Amalie (c. 20 000 pop), 46 km (29 miles) from Road Town (c. 8 400 pop), 49 km (30 miles) from Cruz Bay (c. 2 700 pop), 67 km (42 miles) from Culebra (c. 1 500 pop).

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 nineteen, in the past 30 days thirty-four and in the last 365 days four hundred and eighty-seven earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Questions or comments?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 46 km N of Charlotte Amalie, U.S. Virgin Islands.

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More information

Parameter Value Description
Magnitude 2.91 mb The magnitude for the event.
Longitude -64.8843° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.7615° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 108 km Depth of the event in kilometers.
Place 46km 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 2018-12-27 00:07:14 Time when the event occurred. UTC/GMT
Updated 2018-12-27 00:35:06 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 130 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 4 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.1463 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 343 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 pr2018361000 Id of event.
Event Code 2018361000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018361000, A comma-separated list of event ids that are associated to an event.

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