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Minor earthquake, 2.82 mag was detected near Guanica in Puerto Rico


Earthquake location 17.9463S, -66.9215WA minor earthquake magnitude 2.82 (ml/mb) has struck on Tuesday, 3 kilometers (2 miles) from Guanica in Puerto Rico. The temblor was detected at 00:34:14 / 12:34 am (local time epicenter). Exact location of event, longitude -66.9215 West, latitude 17.9463 North, depth = 9 km. The earthquake was roughly at a depth of 9 km (6 miles). All ids that are associated to the event: pr2020021024. Unique identifier: pr2020021024. Global date and time of event UTC/GMT: 21/01/20 / 2020-01-21 04:34:14 / January 21, 2020 @ 4:34 am.

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Aibonito, Coco, Barranquitas (min 5000 pop). The epicenter was 33 km (21 miles) from Ponce (c. 152 600 pop), 37 km (23 miles) from Mayagüez (c. 78 600 pop), 62 km (39 miles) from Arecibo (c. 49 300 pop), 69 km (43 miles) from Barceloneta (c. 22 300 pop), 12 km (8 miles) from Yauco (c. 20 300 pop).

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. In the past 24 hours, there have been ninety-three, in the last 10 days four hundred and eighty-three, in the past 30 days seven hundred and sixty-three and in the last 365 days eight hundred and thirty-eight earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

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. 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: 3 km SSW of Guanica, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.82 mb The magnitude for the event.
Longitude -66.9215° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9463° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9 km Depth of the event in kilometers.
Place 3km SSW of Guanica, 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 2020-01-21 04:34:14 Time when the event occurred. UTC/GMT
Updated 2020-01-25 04:05:33 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 122 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0512 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 212 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 pr2020021024 Id of event.
Event Code 2020021024 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020021024, A comma-separated list of event ids that are associated to an event.

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