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Minor earthquake 2.88 mag, 16 km SSE of Guanica, Puerto Rico

Posted by admin on March 21, 2020 0 Comments

Earthquake location 17.8421S, -66.8323WA minor earthquake with magnitude 2.88 (ml/mb) was detected on Saturday, 16 kilometers (10 miles) from Guanica in Puerto Rico. Unique identifier: pr2020081015. Ids that are associated to the event: pr2020081015. Global time and date of event 21/03/20 / 2020-03-21 11:55:11 / March 21, 2020 @ 11:55 am UTC/GMT. Exact location of event, longitude -66.8323 West, latitude 17.8421 North, depth = 14 km. The epicenter of the earthquake was roughly 14 km (9 miles) below the earth’s surface. The temblor was detected at 07:55:11 / 7:55 am (local time epicenter).

Event epicenter was 30 km (18 miles) from Ponce (c. 152 600 pop), 51 km (32 miles) from Mayagüez (c. 78 600 pop), 71 km (44 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Barceloneta (c. 22 300 pop), 22 km (13 miles) from Yauco (c. 20 300 pop). Closest city/cities/towns to epicentrum/hypocenter was Cayey, Comerío, Isabela (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been fourteen, in the last 10 days seventy-three, in the past 30 days two hundred and sixty-two and in the last 365 days one thousand, six hundred earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 16 km SSE of Guanica, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.88 mb The magnitude for the event.
Longitude -66.8323° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8421° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 16km 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 2020-03-21 11:55:11 Time when the event occurred. UTC/GMT
Updated 2020-03-21 12:18:56 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 128 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.141 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.08 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 255 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 pr2020081015 Id of event.
Event Code 2020081015 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020081015, A comma-separated list of event ids that are associated to an event.

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