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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag has occurred near Sardinal in Costa Rica


Earthquake location 10.577S, -86.0362WA light earthquake magnitude 4.6 (ml/mb) strikes 43 kilometers (27 miles) from Sardinal in Costa Rica on Friday. Global time and date of event 13/12/19 / 2019-12-13 14:23:37 / December 13, 2019 @ 2:23 pm UTC/GMT. Exact location of event, longitude -86.0362 West, latitude 10.577 North, depth = 15.4 km. The temblor was detected at 08:23:37 / 8:23 am (local time epicenter). The epicenter of the earthquake was roughly 15.4 km (10 miles) below the earth’s surface. All ids that are associated to the event: us60006rx4. Unique identifier: us60006rx4. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries, Costa Rica (c. 4 516 000 pop), Nicaragua (c. 5 996 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Nicoya, San Juan del Sur, Liberia (min 5000 pop). Epicenter of the earthquake was 66 km (41 miles) from Liberia (c. 45 400 pop), 80 km (50 miles) from Nicoya (c. 15 300 pop), 61 km (38 miles) from Santa Cruz (c. 12 300 pop), 77 km (48 miles) from San Juan del Sur (c. 7 800 pop).

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 four and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 43 km W of Sardinal, Costa Rica.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -86.0362° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 10.577° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 15.4 km Depth of the event in kilometers.
Place 43km W of Sardinal, 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 2019-12-13 14:23:37 Time when the event occurred. UTC/GMT
Updated 2019-12-15 22:27:52 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.2 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 0.637 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 171 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 us60006rx4 Id of event.
Event Code 60006rx4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60006rx4, A comma-separated list of event ids that are associated to an event.

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