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Light earthquake: M4.6 quake strikes near Road Town in British Virgin Islands

Posted by admin on March 20, 2015 0 Comments

Earthquake location 19.114S, -64.3319WA light earthquake magnitude 4.6 (mg/mb) has striked on Friday, 82 kilometers (51 miles) from Road Town in British Virgin Islands. The temblor was reported at 08:18:58 / 8:18 am (local time epicenter) at a depth of 40 km (25 miles). Global time of event 20/03/15 / 2015-03-20 12:18:58 / March 20, 2015 @ 12:18 pm UTC/GMT. A tsunami warning has been issued near Road Town in British Virgin Islands, according to the U.S. Geological Survey. Exact location of event, longitude -64.3319 West, latitude 19.114 North, depth 40 km, unique identifier, at00nlifjm.

Close countries, British Virgin Islands (c. 22 000 pop). The epicenter was 80 km (50 miles) from Tortola (c. 23 900 pop), 82 km (51 miles) from Road Town (c. 8 400 pop). Nearest city, towns to epicentrum/hypocenter was Road Town, Tortola.

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Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 82 km NNE of Road Town, British Virgin Islands.


More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -64.3319° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.114° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40 km Depth of the event in kilometers.
Place 82km 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 2015-03-20 12:18:58 Time when the event occurred. UTC/GMT
Updated 2015-03-20 12:22:05 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 1 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 326 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 28 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.42023646 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 187.2 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00nlifjm Id of event.
Event Code 00nlifjm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00nlifjm, A comma-separated list of event ids that are associated to an event.

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