Minor earthquake: M3.02 quake has struck near Isabela in Puerto Rico

A minor earthquake magnitude 3.02 (ml/mb) has occurred on Saturday, 56 kilometers (35 miles) from Isabela in Puerto Rico. Exact location of event, depth 35 km, -67.1803° West, 18.9935° North. Event ids that are associated to the earthquake: pr2019285024. Id of event: pr2019285024. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. Exact time and date of earthquake 12/10/19 / 2019-10-12 21:41:10 / October 12, 2019 @ 9:41 pm UTC/GMT. The 3.02-magnitude earthquake has occurred at 17:41:10 / 5:41 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Arecibo, San Sebastián, Rincón (min 5000 pop). Earthquake epicenter was 76 km (47 miles) from Arecibo (c. 49 300 pop), 63 km (39 miles) from Aguadilla (c. 16 100 pop), 57 km (36 miles) from Isabela (c. 12 500 pop), 76 km (47 miles) from San Sebastián (c. 11 600 pop), 68 km (42 miles) from Hatillo (c. 5 600 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been eight, in the last 10 days ninety-two, in the past 30 days three hundred and thirty-eight and in the last 365 days six hundred and fourty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

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: 56 km NNW of Isabela, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	3.02 mb	The magnitude for the event.
Longitude	-67.1803° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.9935° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	35 km	Depth of the event in kilometers.
Place	56km NNW 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	2019-10-12 21:41:10	Time when the event occurred. UTC/GMT
Updated	2019-10-12 23:45:51	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	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	140	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	4	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.7747	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.34 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	331	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	pr2019285024	Id of event.
Event Code	2019285024	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr2019285024,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.02 quake has struck near Isabela in Puerto Rico

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