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Minor earthquake, 3 mag strikes near Guanica in Puerto Rico


Earthquake location 17.8987S, -66.8724WA minor earthquake magnitude 3 (ml/mb) has struck on Sunday, 8 kilometers (5 miles) from Guanica in Puerto Rico. Exact location of earthquake, longitude -66.8724 West, latitude 17.8987 North, depth = 10 km. Date and time of earthquake in UTC/GMT: 09/02/20 / 2020-02-09 05:17:30 / February 9, 2020 @ 5:17 am. Event ids that are associated to the earthquake: us70007lwb. Id of event: us70007lwb. The 3-magnitude earthquake has occurred at 01:17:30 / 1:17 am (local time epicenter). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface.

Closest city/cities/towns to epicentrum/hypocenter was Cayey, Comerío, Corozal (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 30 km (19 miles) from Ponce (c. 152 600 pop), 44 km (27 miles) from Mayagüez (c. 78 600 pop), 66 km (41 miles) from Arecibo (c. 49 300 pop), 71 km (44 miles) from Barceloneta (c. 22 300 pop), 15 km (10 miles) from Yauco (c. 20 300 pop).

In the past 24 hours, there have been thirty-six, in the last 10 days one hundred and seventy-six, in the past 30 days eight hundred and seventy-one and in the last 365 days one thousand, two hundred and thirty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 8 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 mb The magnitude for the event.
Longitude -66.8724° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8987° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 8km 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 2020-02-09 05:17:30 Time when the event occurred. UTC/GMT
Updated 2020-02-09 05:41:01 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 1 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 139 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.147 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 212 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70007lwb Id of event.
Event Code 70007lwb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007lwb, A comma-separated list of event ids that are associated to an event.

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