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Light earthquake, 4.4 mag strikes near Puerto Cortés in Costa Rica

Posted by admin on November 21, 2025 0 Comments

A light earthquake magnitude 4.4 (ml/mb) has struck on Thursday, 60 kilometers (37 miles) from Puerto Cortés in Costa Rica. Exact location of earthquake, longitude -84.0664 West, latitude 8.8646 North, depth = 14.423 km. The 4.4-magnitude earthquake has occurred at 23:48:21 / 11:48 pm (local time epicenter). All ids that are associated to the event: us6000rph1. Unique identifier: us6000rph1. Global time and date of event 20/11/25 / 2025-11-20 23:48:21 / November 20, 2025 @ 11:48 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 14.423 km (9 miles).

Earthquake epicenter was 69 km (43 miles) from San Isidro (c. 34 900 pop), 87 km (54 miles) from Buenos Aires (c. 11 700 pop), 68 km (42 miles) from Daniel Flores (c. 10 000 pop), 63 km (39 miles) from Quepos (c. 7 800 pop), 69 km (43 miles) from Mercedes (c. 5 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Buenos Aires, Mercedes, San Isidro (min 5000 pop). Country/countries that might be effected, Costa Rica (c. 4 516 000 pop).

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

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 60 km W of Puerto Cortés, Costa Rica.

More information

Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-84.0664° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	8.8646° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	14.423 km	Depth of the event in kilometers.
Place	60 km W of Puerto Cortés, 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	2025-11-20 23:48:21	Time when the event occurred. UTC/GMT
Updated	2025-11-21 00:40:34	Time when the event was most recently updated. UTC/GMT
Timezone offset		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	298	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	25	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.873	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.85 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	143	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	us6000rph1	Id of event.
Event Code	6000rph1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rph1,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.4 mag strikes near Puerto Cortés in Costa Rica

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