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Minor earthquake, 2.94 mag strikes near Guanica in Puerto Rico


Earthquake location 17.91S, -66.9515WA minor earthquake magnitude 2.94 (ml/mb) strikes 8 kilometers (5 miles) from Guanica in Puerto Rico on Sunday. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface. All ids that are associated to the event: pr2020012117. Unique identifier: pr2020012117. The temblor was picked up at 12:28:02 / 12:28 pm (local time epicenter). Exact location of earthquake, -66.9515° West, 17.91° North, depth 5 km. Date and time of earthquake in UTC/GMT: 12/01/20 / 2020-01-12 16:28:02 / January 12, 2020 @ 4:28 pm.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 37 km (23 miles) from Ponce (c. 152 600 pop), 38 km (24 miles) from Mayagüez (c. 78 600 pop), 67 km (42 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Barceloneta (c. 22 300 pop), 18 km (11 miles) from Yauco (c. 20 300 pop). Closest city/cities/towns to epicentrum/hypocenter was Aibonito, Manatí, Barranquitas (min 5000 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 one hundred and fifty-eight, in the last 10 days four hundred and twenty-seven, in the past 30 days four hundred and eighty-three and in the last 365 days five hundred and fourty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

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: 8 km SW of Guanica, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.94 mb The magnitude for the event.
Longitude -66.9515° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.91° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 8km SW 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 2020-01-12 16:28:02 Time when the event occurred. UTC/GMT
Updated 2020-01-16 14:50:49 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 133 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 0.0973 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 235 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 pr2020012117 Id of event.
Event Code 2020012117 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020012117, A comma-separated list of event ids that are associated to an event.

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