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Minor earthquake 2.94 mag, 75 km N of San Antonio, Puerto Rico

Earthquake location 19.1641S, -67.2278WA minor earthquake magnitude 2.94 (ml/mb) has struck on Friday, 75 kilometers (47 miles) from San Antonio in Puerto Rico. Event ids that are associated to the earthquake: pr2019361012. Id of event: pr2019361012. Global time and date of event 27/12/19 / 2019-12-27 10:56:46 / December 27, 2019 @ 10:56 am UTC/GMT. Exact location of earthquake, longitude -67.2278 West, latitude 19.1641 North, depth = 14 km. The earthquake occurred at a depth of 14 km (9 miles) below the earth’s surface. The 2.94-magnitude earthquake was detected at 06:56:46 / 6:56 am (local time epicenter).

The epicenter was 77 km (48 miles) from Isabela (c. 12 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Isabela. Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

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

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. 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 San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.94 mb The magnitude for the event.
Longitude -67.2278° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1641° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 75km N 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 2019-12-27 10:56:46 Time when the event occurred. UTC/GMT
Updated 2019-12-27 12:03:11 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 133 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 8 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7063 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 297 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 pr2019361012 Id of event.
Event Code 2019361012 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019361012, A comma-separated list of event ids that are associated to an event.

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