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Light earthquake: M4.4 quake has struck near Jaco in Costa Rica

Posted by admin on February 6, 2018 0 Comments

Earthquake location 9.4429S, -84.6085WA light earthquake magnitude 4.4 (ml/mb) strikes 19 kilometers (12 miles) from Jaco in Costa Rica on Tuesday. The earthquake occurred at a depth of 3.3 km (2 miles) below the earth’s surface. The temblor was detected at 15:39:20 / 3:39 pm (local time epicenter). Event ids that are associated to the earthquake: us1000chrt. Id of event: us1000chrt. Exact location of event, longitude -84.6085 West, latitude 9.4429 North, depth = 3.3 km. Global date and time of event UTC/GMT: 06/02/18 / 2018-02-06 21:39:20 / February 6, 2018 @ 9:39 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Closest city/cities/towns to epicentrum/hypocenter was Cot, Paraíso, Cartago (min 5000 pop). Country/countries that might be effected, Costa Rica (c. 4 516 000 pop). Epicenter of the earthquake was 79 km (49 miles) from San José (c. 335 000 pop), 81 km (50 miles) from San Francisco (c. 55 900 pop), 77 km (48 miles) from Alajuela (c. 47 500 pop), 93 km (58 miles) from Paraíso (c. 39 700 pop), 64 km (40 miles) from Puntarenas (c. 35 700 pop), 82 km (51 miles) from Curridabat (c. 34 600 pop).

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

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 19 km S of Jaco, Costa Rica. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -84.6085° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 9.4429° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.3 km Depth of the event in kilometers.
Place 19km S of Jaco, 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 2018-02-06 21:39:20 Time when the event occurred. UTC/GMT
Updated 2018-02-06 22:17:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 6 The total number of felt reports
CDI 4.1 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 300 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 0.223 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 147 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 us1000chrt Id of event.
Event Code 1000chrt An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000chrt, A comma-separated list of event ids that are associated to an event.

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