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Minor earthquake 2.8 mag, 13 km SE of Guanica, Puerto Rico

Posted by admin on January 1, 2020 0 Comments

Earthquake location 17.8698S, -66.8311WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Tuesday, 13 kilometers (8 miles) from Guanica in Puerto Rico. Event ids that are associated to the earthquake: pr2020001000. Id of event: pr2020001000. The epicenter was at a depth of 7 km (4 miles). The 2.8-magnitude earthquake was detected at 20:38:00 / 8:38 pm (local time epicenter). Exact location of earthquake, -66.8311° West, 17.8698° North, depth 7 km. Exact time and date of event in UTC/GMT: 01/01/20 / 2020-01-01 00:38:00 / January 1, 2020 @ 12:38 am.

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 28 km (17 miles) from Ponce (c. 152 600 pop), 49 km (31 miles) from Mayagüez (c. 78 600 pop), 68 km (42 miles) from Arecibo (c. 49 300 pop), 72 km (44 miles) from Barceloneta (c. 22 300 pop), 77 km (48 miles) from Guayama (c. 21 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Guayama, Corozal, Cayey.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been eleven, in the last 10 days fourty-four, in the past 30 days fourty-nine and in the last 365 days eighty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 13 km SE of Guanica, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.8311° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8698° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7 km Depth of the event in kilometers.
Place 13km SE 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 2020-01-01 00:38:00 Time when the event occurred. UTC/GMT
Updated 2020-01-01 01:01:01 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 121 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1158 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 228 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 pr2020001000 Id of event.
Event Code 2020001000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020001000, A comma-separated list of event ids that are associated to an event.

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