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Minor earthquake, 2.81 mag has occurred near Brenas in Puerto Rico


Earthquake location 19.0828S, -66.3528WA minor earthquake with magnitude 2.81 (ml/mb) was reported 68 kilometers (42 miles) from Brenas in Puerto Rico on Thursday. The 2.81-magnitude earthquake was detected at 15:22:56 / 3:22 pm (local time epicenter). Exact location of earthquake, longitude -66.3528 West, latitude 19.0828 North, depth = 24 km. The epicenter was at a depth of 24 km (15 miles). Exact time and date of event in UTC/GMT: 21/03/19 / 2019-03-21 19:22:56 / March 21, 2019 @ 7:22 pm. Event id: pr2019080010. Ids that are associated to the earthquake: pr2019080010.

Epicenter of the earthquake was 73 km (46 miles) from San Juan (c. 418 100 pop), 73 km (45 miles) from Levittown (c. 29 800 pop), 71 km (44 miles) from Vega Baja (c. 29 300 pop), 75 km (47 miles) from Cataño (c. 28 100 pop), 73 km (45 miles) from Barceloneta (c. 22 300 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Candelaria, Cataño, Candelaria Arenas (min 5000 pop).

In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days eighteen and in the last 365 days one hundred and ninety-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor earthquakes in the world.

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. 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: 68 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -66.3528° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0828° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24 km Depth of the event in kilometers.
Place 68km N of Brenas, 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 2019-03-21 19:22:56 Time when the event occurred. UTC/GMT
Updated 2019-03-21 21:23:42 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 121 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6309 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 294 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 pr2019080010 Id of event.
Event Code 2019080010 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019080010, A comma-separated list of event ids that are associated to an event.

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