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Minor earthquake, 3.03 mag strikes near San Antonio in Puerto Rico


Earthquake location 18.944S, -67.7853WA minor earthquake magnitude 3.03 (ml/mb) strikes 78 kilometers (48 miles) from San Antonio in Puerto Rico on Friday. Exact location of event, depth 10 km, -67.7853° West, 18.944° North. Global time and date of event 21/02/20 / 2020-02-21 09:41:59 / February 21, 2020 @ 9:41 am UTC/GMT. The earthquake was roughly at a depth of 10 km (6 miles). The 3.03-magnitude earthquake was detected at 04:41:59 / 4:41 am (local time epicenter). Event ids that are associated to the earthquake: us70007u2k, pr2020052016. Id of event: pr2020052016.

Nearest cities/city/towns to hypocenter/epicentrum was Punta Cana (min 5000 pop). Close country/countries that might be effected, Dominican Republic (c. 9 824 000 pop). Epicenter of the event was 77 km (48 miles) from Punta Cana (c. 100 000 pop).

In the past 24 hours, there have been one, in the last 10 days sixteen, in the past 30 days one hundred and five and in the last 365 days one thousand and fourty-one earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world.

How would you describe the shaking?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 78 km NW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.03 mb The magnitude for the event.
Longitude -67.7853° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.944° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 78km NW of San Antonio, 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 09:41:59 Time when the event occurred. UTC/GMT
Updated 2020-02-21 11:01:33 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 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 141 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 ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6378 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 319 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 pr2020052016 Id of event.
Event Code 2020052016 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007u2k,pr2020052016, A comma-separated list of event ids that are associated to an event.

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