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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 28 km NW of Saint John’s, Antigua and Barbuda

Earthquake location 17.2665S, -62.0704WA light earthquake with magnitude 4.2 (ml/mb) was reported 28 kilometers (17 miles) from Saint John’s in Antigua and Barbuda on Friday. Exact location of earthquake, -62.0704° West, 17.2665° North, depth 110.15 km. Global time and date of event 30/12/17 / 2017-12-30 03:14:19 / December 30, 2017 @ 3:14 am UTC/GMT. All ids that are associated to the event: pt17364001, us1000bxzi. Unique identifier: us1000bxzi. The temblor was picked up at 23:14:19 / 11:14 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 110.15 km (68 miles) below the earth’s surface.

Close country/countries, Antigua and Barbuda (c. 87 000 pop), Saint Kitts and Nevis (c. 51 000 pop) (That might be effected). Epicenter of the event was 29 km (18 miles) from Saint John’s (c. 24 200 pop), 70 km (43 miles) from Basseterre (c. 12 900 pop), 59 km (36 miles) from Fig Tree (c. 2 900 pop), 55 km (34 miles) from Market Shop (c. 2 600 pop), 81 km (50 miles) from Saint Paul’s (c. 2 500 pop), 79 km (49 miles) from Middle Island (c. 2 300 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Sandy Point Town, Dieppe Bay Town, Saint Paul’s.

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

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 28 km NW of Saint John’s, Antigua and Barbuda. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -62.0704° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.2665° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 110.15 km Depth of the event in kilometers.
Place 28km NW of Saint John's, Antigua and Barbuda Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-30 03:14:19 Time when the event occurred. UTC/GMT
Updated 2017-12-30 09:07:07 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 8 The total number of felt reports
CDI 3.3 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 274 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 ,pt,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 0.965 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 151 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 us1000bxzi Id of event.
Event Code 1000bxzi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt17364001,us1000bxzi, A comma-separated list of event ids that are associated to an event.

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