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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Les Trois-Ilets in Martinique

Posted by admin on August 24, 2018 0 Comments

Earthquake location 14.4761S, -61.0629WA light earthquake with magnitude 4.2 (ml/mb) was reported 7 kilometers (4 miles) from Les Trois-Ilets in Martinique on Thursday. The temblor was reported at 21:02:07 / 9:02 pm (local time epicenter). All ids that are associated to the event: us1000g1q0. Unique identifier: us1000g1q0. Exact time and date of event in UTC/GMT: 27/07/18 / 2018-07-27 01:02:07 / July 27, 2018 @ 1:02 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -61.0629° West, 14.4761° North, depth 157.69 km. The epicenter of the earthquake was roughly 157.69 km (98 miles) below the earth’s surface.

Earthquake epicenter was 15 km (9 miles) from Fort-de-France (c. 90 000 pop), 16 km (10 miles) from Le Lamentin (c. 39 200 pop), 26 km (16 miles) from Le Robert (c. 23 800 pop), 35 km (22 miles) from Sainte-Marie (c. 20 400 pop), 54 km (33 miles) from Castries (c. 20 000 pop), 23 km (14 miles) from Le François (c. 19 700 pop). Nearest cities/city/villages to epicentrum/hypocenter was Pointe Michel, Soufrière, Berekua (min 5000 pop). Close country/countries, Saint Lucia (c. 161 000 pop), Martinique (c. 433 000 pop) (That might be effected).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each 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 two, in the past 30 days two and in the last 365 days five earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 7 km SSW of Les Trois-Ilets, Martinique.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -61.0629° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.4761° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 157.69 km Depth of the event in kilometers.
Place 7km SSW of Les Trois-Ilets, Martinique Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-07-27 01:02:07 Time when the event occurred. UTC/GMT
Updated 2018-08-24 00:59:12 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 271 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 0.041 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 64 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 us1000g1q0 Id of event.
Event Code 1000g1q0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000g1q0, A comma-separated list of event ids that are associated to an event.

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