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Minor earthquake: M3.22 quake has struck near Tierras Nuevas Poniente in Puerto Rico


Earthquake location 19.1458S, -66.4783WA minor earthquake with magnitude 3.22 (ml/mb) was reported 75 kilometers (47 miles) from Tierras Nuevas Poniente in Puerto Rico on Sunday. Exact location of event, longitude -66.4783 West, latitude 19.1458 North, depth = 28 km. The epicenter was at a depth of 28 km (17 miles). Event ids that are associated to the earthquake: pr2021052003. Id of event: pr2021052003. Exact time and date of event in UTC/GMT: 21/02/21 / 2021-02-21 08:43:08 / February 21, 2021 @ 8:43 am. The 3.22-magnitude earthquake was detected at 08:43:08 / 8:43 am (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Manatí, San Antonio, Dorado. The epicenter was 79 km (49 miles) from Arecibo (c. 49 300 pop), 79 km (49 miles) from Vega Baja (c. 29 300 pop), 78 km (48 miles) from Barceloneta (c. 22 300 pop), 80 km (50 miles) from Manatí (c. 16 100 pop), 80 km (49 miles) from Dorado (c. 13 100 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

In the past 24 hours, there have been one, in the last 10 days ten, in the past 30 days thirty-five and in the last 365 days two hundred and sixteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 75 km N of Tierras Nuevas Poniente, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.22 mb The magnitude for the event.
Longitude -66.4783° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1458° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28 km Depth of the event in kilometers.
Place 75 km N of Tierras Nuevas Poniente, 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 2021-02-21 08:43:08 Time when the event occurred. UTC/GMT
Updated 2021-02-21 09:08:22 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 160 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 0.6707 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 287 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 pr2021052003 Id of event.
Event Code 2021052003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2021052003, A comma-separated list of event ids that are associated to an event.

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