Minor earthquake: M3.42 quake has struck near Isabela in Puerto Rico

A minor earthquake with magnitude 3.42 (ml/mb) was reported 75 kilometers (47 miles) from Isabela in Puerto Rico on Friday. Exact location of event, longitude -67.086833333333 West, latitude 19.178 North, depth = 32.53 km. The 3.42-magnitude earthquake has occurred at 23:53:05 / 11:53 pm (local time epicenter). Unique identifier: pr71465168. Ids that are associated to the event: pr71465168. Exact time and date of event in UTC/GMT: 08/11/24 / 2024-11-08 23:53:05 / November 8, 2024 @ 11:53 pm. The earthquake occurred at a depth of 32.53 km (20 miles) below the earth’s surface.

Nearest cities/city/towns to hypocenter/epicentrum was Hatillo, Camuy, Quebradillas (min 5000 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 76 km (47 miles) from Isabela (c. 12 500 pop), 82 km (51 miles) from Hatillo (c. 5 600 pop), 80 km (50 miles) from Quebradillas (c. 5 600 pop), 81 km (51 miles) from Camuy (c. 4 200 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days nine, in the past 30 days twenty and in the last 365 days one hundred and ninety-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

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. 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: 75 km N of Isabela, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	3.42 mb	The magnitude for the event.
Longitude	-67.086833333333° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.178° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	32.53 km	Depth of the event in kilometers.
Place	75 km N of Isabela, 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	2024-11-08 23:53:05	Time when the event occurred. UTC/GMT
Updated	2024-11-09 00:12:15	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	180	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	0.7071	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.6 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	230	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	pr71465168	Id of event.
Event Code	71465168	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71465168,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.42 quake has struck near Isabela in Puerto Rico

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