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Minor earthquake, 3.04 mag has occurred near Guanica in Puerto Rico


Earthquake location 17.9306S, -66.8951WA minor earthquake with magnitude 3.04 (ml/mb) was reported 4 kilometers (2 miles) from Guanica in Puerto Rico on Friday. Exact location of earthquake, -66.8951° West, 17.9306° North, depth 10 km. All ids that are associated to the event: pr2020052012. Unique identifier: pr2020052012. Global time and date of event 21/02/20 / 2020-02-21 06:39:02 / February 21, 2020 @ 6:39 am UTC/GMT. The epicenter was at a depth of 10 km (6 miles). The temblor was reported at 02:39:02 / 2:39 am (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Vega Baja, Comerío, Corozal (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 31 km (19 miles) from Ponce (c. 152 600 pop), 40 km (25 miles) from Mayagüez (c. 78 600 pop), 63 km (39 miles) from Arecibo (c. 49 300 pop), 78 km (49 miles) from Vega Baja (c. 29 300 pop), 69 km (43 miles) from Barceloneta (c. 22 300 pop).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been eighteen, in the last 10 days ninety-nine, in the past 30 days four hundred and sixty-one and in the last 365 days one thousand, three hundred and eighty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel it?

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: 4 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 3.04 mb The magnitude for the event.
Longitude -66.8951° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9306° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 4km 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 2020-02-21 06:39:02 Time when the event occurred. UTC/GMT
Updated 2020-02-21 07:18:34 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 142 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 9 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0473 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 243 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 pr2020052012 Id of event.
Event Code 2020052012 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020052012, A comma-separated list of event ids that are associated to an event.

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