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Minor earthquake, 2.81 mag strikes near Tallaboa in Puerto Rico


Earthquake location 17.9435S, -66.6918WA minor earthquake magnitude 2.81 (ml/mb) has occurred on Sunday, 6 kilometers (4 miles) from Tallaboa in Puerto Rico. The temblor was picked up at 20:16:43 / 8:16 pm (local time epicenter). The epicenter was at a depth of 6 km (4 miles). Global date and time of event UTC/GMT: 18/05/20 / 2020-05-18 00:16:43 / May 18, 2020 @ 12:16 am. Exact location of event, longitude -66.6918 West, latitude 17.9435 North, depth = 6 km. Unique identifier: pr2020139000. Ids that are associated to the event: pr2020139000.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 76 km (47 miles) from Bayamón (c. 203 500 pop), 11 km (7 miles) from Ponce (c. 152 600 pop), 75 km (47 miles) from Caguas (c. 86 800 pop), 77 km (48 miles) from Guaynabo (c. 81 400 pop), 55 km (34 miles) from Mayagüez (c. 78 600 pop). Nearest cities/city/towns to hypocenter/epicentrum was Guaynabo, Bayamón, Sabana Seca (min 5000 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days fifty-four, in the past 30 days two hundred and ten and in the last 365 days two thousand and thirty-two earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 1,300,000 minor earthquakes in the world.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 6 km SSE of Tallaboa, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -66.6918° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9435° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6 km Depth of the event in kilometers.
Place 6km SSE 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 2020-05-18 00:16:43 Time when the event occurred. UTC/GMT
Updated 2020-05-18 01:39:41 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 22 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1311 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.12 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 md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2020139000 Id of event.
Event Code 2020139000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020139000, A comma-separated list of event ids that are associated to an event.

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