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Minor earthquake: M2.94 quake has struck near Guanica in Puerto Rico


Earthquake location 17.9163S, -66.8815WA minor earthquake magnitude 2.94 (ml/mb) has occurred on Sunday, 6 kilometers (4 miles) from Guanica in Puerto Rico. Id of earthquake: pr2019363016. Event ids that are associated: pr2019363016. Exact time and date of earthquake 29/12/19 / 2019-12-29 06:28:49 / December 29, 2019 @ 6:28 am UTC/GMT. The earthquake occurred at a depth of 5 km (3 miles). Exact location, longitude -66.8815° West, latitude 17.9163° North, depth = 5 km. The temblor was reported at 02:28:49 / 2:28 am (local time epicenter).

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the event was 30 km (19 miles) from Ponce (c. 152 600 pop), 42 km (26 miles) from Mayagüez (c. 78 600 pop), 64 km (40 miles) from Arecibo (c. 49 300 pop), 79 km (49 miles) from Vega Baja (c. 29 300 pop), 70 km (43 miles) from Barceloneta (c. 22 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Cayey, Vega Baja, Comerío (min 5000 pop).

In the past 24 hours, there have been twenty-three, in the last 10 days thirty-one, in the past 30 days thirty-eight and in the last 365 days eighty-five earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world.

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

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More information

Parameter Value Description
Magnitude 2.94 mb The magnitude for the event.
Longitude -66.8815° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9163° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 6km SSE 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 2019-12-29 06:28:49 Time when the event occurred. UTC/GMT
Updated 2019-12-29 07:57:16 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0588 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.21 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 215 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 pr2019363016 Id of event.
Event Code 2019363016 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019363016, A comma-separated list of event ids that are associated to an event.

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