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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near La Cruz in Costa Rica

Earthquake location 10.9643S, -85.5316WA light earthquake with magnitude 4.3 (ml/mb) was detected on Friday, 16 kilometers (10 miles) from La Cruz in Costa Rica. Id of earthquake: us2000jn5r. Event ids that are associated: us2000jn5r. Global date and time of event UTC/GMT: 02/02/19 / 2019-02-02 04:13:42 / February 2, 2019 @ 4:13 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -85.5316° West, 10.9643° North, depth 112.7 km. The earthquake occurred at a depth of 112.7 km (70 miles). The 4.3-magnitude earthquake was detected at 22:13:42 / 10:13 pm (local time epicenter).

Nearest cities/city/villages to epicentrum/hypocenter was Nicoya, San Carlos, Tilarán (min 5000 pop). Nearby country/countries that might be effected, Costa Rica (c. 4 516 000 pop), Nicaragua (c. 5 996 000 pop). Epicenter of the event was 38 km (24 miles) from Liberia (c. 45 400 pop), 43 km (27 miles) from San José (c. 31 400 pop), 62 km (38 miles) from Rivas (c. 30 300 pop), 76 km (47 miles) from Cañas (c. 20 300 pop), 91 km (57 miles) from Nicoya (c. 15 300 pop), 84 km (52 miles) from San Carlos (c. 13 500 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 one, in the past 30 days two and in the last 365 days twenty-three 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. 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: 16 km SE of La Cruz, Costa Rica.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -85.5316° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 10.9643° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 112.7 km Depth of the event in kilometers.
Place 16km SE of La Cruz, 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 2019-02-02 04:13:42 Time when the event occurred. UTC/GMT
Updated 2019-02-27 02:16:27 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 284 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 0.793 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.39 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 124 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 us2000jn5r Id of event.
Event Code 2000jn5r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000jn5r, A comma-separated list of event ids that are associated to an event.

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