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Minor earthquake, 2.99 mag has occurred near San Antonio in Puerto Rico


Earthquake location 19.1511S, -67.3085WA minor earthquake with magnitude 2.99 (ml/mb) was detected on Friday, 76 kilometers (47 miles) from San Antonio in Puerto Rico. Exact time and date of earthquake 18/10/19 / 2019-10-18 20:11:56 / October 18, 2019 @ 8:11 pm UTC/GMT. The earthquake occurred at a depth of 10 km (6 miles). Event ids that are associated to the earthquake: pr2019291014. Id of event: pr2019291014. Exact location of event, longitude -67.3085 West, latitude 19.1511 North, depth = 10 km. The 2.99-magnitude earthquake has occurred at 16:11:56 / 4:11 pm (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Isabela (min 5000 pop). Epicenter of the event was 78 km (49 miles) from Isabela (c. 12 500 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

In the past 24 hours, there have been five, in the last 10 days sixty-two, in the past 30 days three hundred and sixty-two and in the last 365 days seven hundred and thirty earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each 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: 76 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.99 mb The magnitude for the event.
Longitude -67.3085° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1511° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 76km NNW of San Antonio, 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 2019-10-18 20:11:56 Time when the event occurred. UTC/GMT
Updated 2019-10-18 20:35:54 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 138 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7115 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 299 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 pr2019291014 Id of event.
Event Code 2019291014 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019291014, A comma-separated list of event ids that are associated to an event.

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