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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag has occurred near San Marcos in Costa Rica

Posted by admin on March 23, 2018 0 Comments

Earthquake location 9.5815S, -84.1385WA light earthquake with magnitude 4.7 (ml/mb) was reported 15 kilometers (9 miles) from San Marcos in Costa Rica on Friday. Event id: us1000d7us. Ids that are associated to the earthquake: us1000d7us. The 4.7-magnitude earthquake has occurred at 01:37:15 / 1:37 am (local time epicenter). Exact location of event, longitude -84.1385 West, latitude 9.5815 North, depth = 32.5 km. The earthquake occurred at a depth of 32.5 km (20 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 23/03/18 / 2018-03-23 07:37:15 / March 23, 2018 @ 7:37 am UTC/GMT.

Nearest cities/city/villages to epicentrum/hypocenter was Buenos Aires, Siquirres, Quesada (min 5000 pop). Country/countries that might be effected, Costa Rica (c. 4 516 000 pop). Epicenter of the earthquake was 40 km (25 miles) from San José (c. 335 000 pop), 46 km (28 miles) from San Francisco (c. 55 900 pop), 49 km (30 miles) from Alajuela (c. 47 500 pop), 41 km (26 miles) from Paraíso (c. 39 700 pop), 88 km (55 miles) from Puntarenas (c. 35 700 pop), 53 km (33 miles) from San Isidro (c. 34 900 pop), 38 km (24 miles) from Curridabat (c. 34 600 pop).

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

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 15 km SW of San Marcos, Costa Rica.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -84.1385° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 9.5815° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 32.5 km Depth of the event in kilometers.
Place 15km SW of San Marcos, Costa Rica Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-03-23 07:37:15 Time when the event occurred. UTC/GMT
Updated 2018-03-23 08:03:19 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 27 The total number of felt reports
CDI 5.4 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 354 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 0.206 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 112 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 us1000d7us Id of event.
Event Code 1000d7us An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d7us, A comma-separated list of event ids that are associated to an event.

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