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Minor earthquake, 3.19 mag was detected near Brenas in Puerto Rico


Earthquake location 19.1051S, -66.4223WA minor earthquake with magnitude 3.19 (ml/mb) was detected on Thursday, 71 kilometers (44 miles) from Brenas in Puerto Rico. Event id: pr2021070002. Ids that are associated to the earthquake: pr2021070002. The earthquake was roughly at a depth of 15 km (9 miles). Global date and time of event UTC/GMT: 11/03/21 / 2021-03-11 07:16:16 / March 11, 2021 @ 7:16 am. The temblor was detected at 07:16:16 / 7:16 am (local time epicenter). Exact location of event, longitude -66.4223 West, latitude 19.1051 North, depth = 15 km.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Closest city/cities/towns to epicentrum/hypocenter was Candelaria Arenas, Sabana Seca, Campanilla (min 5000 pop). The epicenter was 78 km (49 miles) from San Juan (c. 418 100 pop), 77 km (48 miles) from Arecibo (c. 49 300 pop), 77 km (48 miles) from Levittown (c. 29 800 pop), 74 km (46 miles) from Vega Baja (c. 29 300 pop), 74 km (46 miles) from Barceloneta (c. 22 300 pop).

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

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 71 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.19 mb The magnitude for the event.
Longitude -66.4223° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1051° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 15 km Depth of the event in kilometers.
Place 71 km 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 2021-03-11 07:16:16 Time when the event occurred. UTC/GMT
Updated 2021-03-11 07:47:11 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 157 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6371 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 295 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 pr2021070002 Id of event.
Event Code 2021070002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2021070002, A comma-separated list of event ids that are associated to an event.

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