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Minor earthquake 2.83 mag, 11 km SSE of Maria Antonia, Puerto Rico


Earthquake location 17.8863S, -66.8336WA minor earthquake with magnitude 2.83 (ml/mb) was detected on Tuesday, 11 kilometers (7 miles) from Maria Antonia in Puerto Rico. Unique identifier: pr2019365017. Ids that are associated to the event: pr2019365017. Exact location, longitude -66.8336° West, latitude 17.8863° North, depth = 6 km. Global time and date of event 31/12/19 / 2019-12-31 16:44:36 / December 31, 2019 @ 4:44 pm UTC/GMT. The epicenter was at a depth of 6 km (4 miles). The temblor was reported at 12:44:36 / 12:44 pm (local time epicenter).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the event was 27 km (17 miles) from Ponce (c. 152 600 pop), 48 km (30 miles) from Mayagüez (c. 78 600 pop), 66 km (41 miles) from Arecibo (c. 49 300 pop), 70 km (44 miles) from Barceloneta (c. 22 300 pop), 77 km (48 miles) from Guayama (c. 21 600 pop). Closest city/cities/towns to epicentrum/hypocenter was Guayama, Cayey, Corozal (min 5000 pop).

In the past 24 hours, there have been five, in the last 10 days thirty-eight, in the past 30 days fourty-four and in the last 365 days eighty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 11 km SSE of Maria Antonia, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.83 mb The magnitude for the event.
Longitude -66.8336° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8863° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6 km Depth of the event in kilometers.
Place 11km SSE of Maria Antonia, 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 2019-12-31 16:44:36 Time when the event occurred. UTC/GMT
Updated 2019-12-31 17:27:42 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 123 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 0.0998 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 223 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 pr2019365017 Id of event.
Event Code 2019365017 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019365017, A comma-separated list of event ids that are associated to an event.

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