Light earthquake: M4.7 quake has struck near Tamarindo in Costa Rica

A light earthquake with magnitude 4.7 (ml/mb) was reported 42 kilometers (26 miles) from Tamarindo in Costa Rica on Sunday. Exact location of event, longitude -86.1727 West, latitude 10.4972 North, depth = 35 km. Id of earthquake: us7000pflk. Event ids that are associated: us7000pflk. Exact time and date of event in UTC/GMT: 23/02/25 / 2025-02-23 12:18:07 / February 23, 2025 @ 12:18 pm. The epicenter was at a depth of 35 km (22 miles). The temblor was picked up at 12:18:07 / 12:18 pm (local time epicenter). 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 San Juan del Sur, Nicoya, Liberia (min 5000 pop). Earthquake epicenter was 82 km (51 miles) from Liberia (c. 45 400 pop), 88 km (55 miles) from Nicoya (c. 15 300 pop), 69 km (43 miles) from Santa Cruz (c. 12 300 pop), 90 km (56 miles) from San Juan del Sur (c. 7 800 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days three and in the last 365 days twenty-three 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. Each year there are an estimated 13,000 light earthquakes in the world.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 42 km WNW of Tamarindo, Costa Rica.

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Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	-86.1727° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	10.4972° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	35 km	Depth of the event in kilometers.
Place	42 km WNW of Tamarindo, 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	2025-02-23 12:18:07	Time when the event occurred. UTC/GMT
Updated	2025-02-23 12:42:25	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	2	The total number of felt reports
CDI	3.1	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	340	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	73	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.875	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.8 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	154	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	us7000pflk	Id of event.
Event Code	7000pflk	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000pflk,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.7 quake has struck near Tamarindo in Costa Rica

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