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Minor earthquake 3.15 mag, 22 km S of Guanica, Puerto Rico


Earthquake location 17.8306S, -66.8766WA minor earthquake with magnitude 3.15 (ml/mb) was reported 22 kilometers (14 miles) from Guanica in Puerto Rico on Sunday. Exact location of earthquake, longitude -66.8766 West, latitude 17.8306 North, depth = 6 km. Id of earthquake: pr2020020016. Event ids that are associated: us60007b1l, pr2020020016. The epicenter was at a depth of 6 km (4 miles). Global time and date of event 20/01/20 / 2020-01-20 02:20:07 / January 20, 2020 @ 2:20 am UTC/GMT. The temblor was picked up at 22:20:07 / 10:20 pm (local time epicenter).

The epicenter was 34 km (21 miles) from Ponce (c. 152 600 pop), 50 km (31 miles) from Mayagüez (c. 78 600 pop), 73 km (46 miles) from Arecibo (c. 49 300 pop), 78 km (48 miles) from Barceloneta (c. 22 300 pop), 23 km (14 miles) from Yauco (c. 20 300 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Manatí, Barceloneta, Isabela (min 5000 pop).

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

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 22 km S of Guanica, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.15 mb The magnitude for the event.
Longitude -66.8766° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8306° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6 km Depth of the event in kilometers.
Place 22km S 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 2020-01-20 02:20:07 Time when the event occurred. UTC/GMT
Updated 2020-01-22 06:52:54 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 7 The total number of felt reports
CDI 4.9 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 156 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1445 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 242 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 pr2020020016 Id of event.
Event Code 2020020016 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60007b1l,pr2020020016, A comma-separated list of event ids that are associated to an event.

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