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Light earthquake, 4.5 mag was detected near Saint Croix in U.S. Virgin Islands

Posted by admin on October 9, 2020 0 Comments

Earthquake location 17.994S, -63.9913WA light earthquake magnitude 4.5 (ml/mb) has struck on Friday, 85 kilometers (53 miles) from Saint Croix in U.S. Virgin Islands. Exact location, longitude -63.9913° West, latitude 17.994° North, depth = 35 km. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. Unique identifier: pr2020283000. Ids that are associated to the event: us6000c6wr, pr2020283000. Exact time and date of earthquake 09/10/20 / 2020-10-09 01:21:24 / October 9, 2020 @ 1:21 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 01:21:24 / 1:21 am (local time epicenter).

Event epicenter was 85 km (53 miles) from Saint Croix (c. 50 600 pop), 81 km (51 miles) from Tortola (c. 23 900 pop), 82 km (51 miles) from Road Town (c. 8 400 pop), 96 km (60 miles) from Marigot (c. 5 700 pop), 93 km (58 miles) from Cruz Bay (c. 2 700 pop), 89 km (55 miles) from The Bottom (c. 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Marigot, Cruz Bay, The Bottom. Close country/countries that might be effected, Bonaire, Saint Eustatius and Saba (c. 18 000 pop), Saint Martin (c. 36 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been six, in the last 10 days fifteen, in the past 30 days sixteen and in the last 365 days fifty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 85 km ENE of Saint Croix, U.S. Virgin Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -63.9913° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.994° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 85 km ENE of Saint Croix, 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 2020-10-09 01:21:24 Time when the event occurred. UTC/GMT
Updated 2020-10-09 02:14:39 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 11 The total number of felt reports
CDI 4.3 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 316 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 ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.8634 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 348 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 pr2020283000 Id of event.
Event Code 2020283000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000c6wr,pr2020283000, A comma-separated list of event ids that are associated to an event.

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