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Minor earthquake 3 mag, 26 km NNE of Road Town, British Virgin Islands



Earthquake location 18.6245S, -64.4878WA minor earthquake magnitude 3 (ml/mb) has struck on Wednesday, 26 kilometers (16 miles) from Road Town in British Virgin Islands. Exact location of earthquake, longitude -64.4878 West, latitude 18.6245 North, depth = 28 km. The earthquake was roughly at a depth of 28 km (17 miles). Exact time and date of earthquake 21/12/16 / 2016-12-21 22:31:26 / December 21, 2016 @ 10:31 pm UTC/GMT. The 3-magnitude earthquake has occurred at 18:31:26 / 6:31 pm (local time epicenter). Event ids that are associated to the earthquake: pr16356002. Id of event: pr16356002.

Earthquake epicenter was 24 km (15 miles) from Tortola (c. 23 900 pop), 56 km (35 miles) from Charlotte Amalie (c. 20 000 pop), 26 km (16 miles) from Road Town (c. 8 400 pop), 46 km (28 miles) from Cruz Bay (c. 2 700 pop). Country/countries that might be effected, British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Charlotte Amalie, Cruz Bay, Road Town (min 5000 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 nine, in the past 30 days twenty-six and in the last 365 days four hundred and one earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Questions or comments?

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 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: 26 km NNE of Road Town, British Virgin Islands.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -64.4878° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6245° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28 km Depth of the event in kilometers.
Place 26km NNE of Road Town, British 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 2016-12-21 22:31:26 Time when the event occurred. UTC/GMT
Updated 2016-12-22 00:08:12 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 3 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.81746691 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.21 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 345.6 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 pr16356002 Id of event.
Event Code 16356002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16356002, A comma-separated list of event ids that are associated to an event.

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