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Minor earthquake 2.8 mag, 4 km SW of Tallaboa, Puerto Rico


Earthquake location 17.969S, -66.7447WA minor earthquake magnitude 2.8 (ml/mb) strikes 4 kilometers (2 miles) from Tallaboa in Puerto Rico on Friday. Exact location, longitude -66.7447° West, latitude 17.969° North, depth = 10.91 km. Id of earthquake: us70008hls. Event ids that are associated: us70008hls. The temblor was detected at 19:41:19 / 7:41 pm (local time epicenter). Exact time and date of event in UTC/GMT: 27/03/20 / 2020-03-27 23:41:19 / March 27, 2020 @ 11:41 pm. The epicenter was at a depth of 10.91 km (7 miles).

Event epicenter was 15 km (9 miles) from Ponce (c. 152 600 pop), 49 km (30 miles) from Mayagüez (c. 78 600 pop), 56 km (35 miles) from Arecibo (c. 49 300 pop), 65 km (40 miles) from Vega Baja (c. 29 300 pop), 58 km (36 miles) from Barceloneta (c. 22 300 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Patillas, Ingenio, Aguas Buenas. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been six, in the last 10 days ninety-nine, in the past 30 days two hundred and thirty-eight and in the last 365 days one thousand, six hundred and seventy earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 1,300,000 minor quakes in the world each year.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 4 km SW of Tallaboa, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.7447° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.969° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10.91 km Depth of the event in kilometers.
Place 4km SW of Tallaboa, 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 2020-03-27 23:41:19 Time when the event occurred. UTC/GMT
Updated 2020-03-27 23:51:36 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.049 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.64 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 188 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70008hls Id of event.
Event Code 70008hls An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008hls, A comma-separated list of event ids that are associated to an event.

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