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Minor earthquake: M3.16 quake has struck near Brenas in Puerto Rico

Earthquake location 18.8083S, -66.42WA minor earthquake with magnitude 3.16 (ml/mb) was detected on Sunday, 38 kilometers (24 miles) from Brenas in Puerto Rico. All ids that are associated to the event: pr2020327018. Unique identifier: pr2020327018. Global time and date of event 22/11/20 / 2020-11-22 17:39:36 / November 22, 2020 @ 5:39 pm UTC/GMT. The temblor was picked up at 17:39:36 / 5:39 pm (local time epicenter). Exact location, longitude -66.42° West, latitude 18.8083° North, depth = 49 km. The epicenter was at a depth of 49 km (30 miles).

Nearest cities/city/towns to hypocenter/epicentrum was San Sebastián, Adjuntas, Adjuntas (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the event was 50 km (31 miles) from San Juan (c. 418 100 pop), 53 km (33 miles) from Bayamón (c. 203 500 pop), 68 km (42 miles) from Carolina (c. 170 400 pop), 75 km (47 miles) from Caguas (c. 86 800 pop), 60 km (37 miles) from Guaynabo (c. 81 400 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 sixteen, in the past 30 days thirty-nine and in the last 365 days two thousand, one hundred and ninety-six earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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: 38 km NNW of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.16 mb The magnitude for the event.
Longitude -66.42° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8083° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 49 km Depth of the event in kilometers.
Place 38 km NNW 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 2020-11-22 17:39:36 Time when the event occurred. UTC/GMT
Updated 2020-11-22 17:58:22 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 154 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 0.3488 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.17 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 252 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 pr2020327018 Id of event.
Event Code 2020327018 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020327018, A comma-separated list of event ids that are associated to an event.

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