Minor earthquake: M3.43 quake has struck near San Juan in Puerto Rico

A minor earthquake magnitude 3.43 (ml/mb) strikes 9 kilometers (6 miles) from San Juan in Puerto Rico on Tuesday. The temblor was reported at 00:23:46 / 12:23 am (local time epicenter). Event id: pr71459583. Ids that are associated to the earthquake: pr71459583. Exact location of event, depth 105.46 km, -66.085333333333° West, 18.552666666667° North. Date and time of earthquake in UTC/GMT: 10/09/24 / 2024-09-10 00:23:46 / September 10, 2024 @ 12:23 am. The earthquake occurred at a depth of 105.46 km (66 miles) below the earth’s surface.

Event epicenter was 10 km (6 miles) from San Juan (c. 418 100 pop), 19 km (12 miles) from Bayamón (c. 203 500 pop), 23 km (15 miles) from Carolina (c. 170 400 pop), 82 km (51 miles) from Ponce (c. 152 600 pop), 36 km (22 miles) from Caguas (c. 86 800 pop). Closest city/cities/towns to epicentrum/hypocenter was Ponce, Isabel Segunda, Camuy (min 5000 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days ten, in the past 30 days nineteen and in the last 365 days one hundred and thirty-two earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 130,000 minor earthquakes in the world each year.

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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. 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: 9 km NNE of San Juan, Puerto Rico.

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Parameter	Value	Description
Magnitude	3.43 mb	The magnitude for the event.
Longitude	-66.085333333333° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.552666666667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	105.46 km	Depth of the event in kilometers.
Place	9 km NNE of San Juan, Puerto Rico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-09-10 00:23:46	Time when the event occurred. UTC/GMT
Updated	2024-09-10 00:53:54	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	181	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	pr	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,pr,	A comma-separated list of network contributors.
Number of Stations Used	12	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.4454	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.13 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	206	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	md	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	pr71459583	Id of event.
Event Code	71459583	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71459583,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.43 quake has struck near San Juan in Puerto Rico

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