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Light earthquake: M4.6 quake has struck near Sardinal in Costa Rica


Earthquake location 10.4091S, -86.3113WA light earthquake magnitude 4.6 (ml/mb) strikes 73 kilometers (45 miles) from Sardinal in Costa Rica on Monday. Exact time and date of event in UTC/GMT: 30/03/20 / 2020-03-30 17:15:08 / March 30, 2020 @ 5:15 pm. The temblor was picked up at 11:15:08 / 11:15 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us70008ipe. Ids that are associated to the event: us70008ipe. The earthquake was roughly at a depth of 10 km (6 miles). Exact location, longitude -86.3113° West, latitude 10.4091° North, depth = 10 km.

Nearby country/countries that might be effected, Costa Rica (c. 4 516 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Santa Cruz (min 5000 pop). Epicenter of the event was 81 km (50 miles) from Santa Cruz (c. 12 300 pop).

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

Questions or comments?

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. 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: 73 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 -86.3113° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 10.4091° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 73km 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 2020-03-30 17:15:08 Time when the event occurred. UTC/GMT
Updated 2020-03-30 20:41:10 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 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 0.797 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 160 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 us70008ipe Id of event.
Event Code 70008ipe An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008ipe, A comma-separated list of event ids that are associated to an event.

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