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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 66 km SE of Saint David’s, Grenada

Earthquake location 11.6677S, -61.1797WA light earthquake magnitude 4.6 (ml/mb) has struck on Wednesday, 66 kilometers (41 miles) from Saint David’s in Grenada. Exact time and date of event in UTC/GMT: 20/12/17 / 2017-12-20 04:13:36 / December 20, 2017 @ 4:13 am. The temblor was picked up at 00:13:36 / 12:13 am (local time epicenter). Exact location, longitude -61.1797° West, latitude 11.6677° North, depth = 52.82 km. The earthquake occurred at a depth of 52.82 km (33 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us1000btgv. Id of event: us1000btgv.

Nearest cities/city/villages to epicentrum/hypocenter was Hillsborough, Victoria, Gouyave (min 5000 pop). Epicenter of the earthquake was 73 km (45 miles) from Scarborough (c. 17 000 pop), 75 km (47 miles) from Saint George’s (c. 7 500 pop), 81 km (51 miles) from Gouyave (c. 3 400 pop), 70 km (44 miles) from Grenville (c. 2 500 pop), 82 km (51 miles) from Victoria (c. 2 300 pop), 68 km (42 miles) from Saint David’s (c. 1 300 pop), 79 km (49 miles) from Sauteurs (c. 1 300 pop). Nearby country/countries, Grenada (c. 108 000 pop), Trinidad and Tobago (c. 1 229 000 pop) (That might be effected).

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

Did you feel anything?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 66 km SE of Saint David’s, Grenada.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -61.1797° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 11.6677° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 52.82 km Depth of the event in kilometers.
Place 66km SE of Saint David's, Grenada Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-20 04:13:36 Time when the event occurred. UTC/GMT
Updated 2017-12-20 04:22:05 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 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 326 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.654 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 129 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000btgv Id of event.
Event Code 1000btgv An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000btgv, A comma-separated list of event ids that are associated to an event.

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