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Minor earthquake, 2.8 mag has occurred near San Antonio in Puerto Rico

Posted by admin on December 5, 2016 0 Comments

Earthquake location 18.8588S, -67.3578WA minor earthquake magnitude 2.8 (ml/mb) has struck on Monday, 48 kilometers (30 miles) from San Antonio in Puerto Rico. The earthquake occurred at a depth of 7 km (4 miles). Exact location of earthquake, -67.3578° West, 18.8588° North, depth 7 km. The 2.8-magnitude earthquake has occurred at 04:38:41 / 4:38 am (local time epicenter). Event ids that are associated to the earthquake: pr16340009. Id of event: pr16340009. Global time and date of event 05/12/16 / 2016-12-05 08:38:41 / December 5, 2016 @ 8:38 am UTC/GMT.

Nearest cities/city/villages to epicentrum/hypocenter was Mayagüez, San Sebastián, Hatillo (min 5000 pop). Earthquake epicenter was 77 km (48 miles) from Mayagüez (c. 78 600 pop), 53 km (33 miles) from Aguadilla (c. 16 100 pop), 53 km (33 miles) from Isabela (c. 12 500 pop), 70 km (43 miles) from San Sebastián (c. 11 600 pop), 68 km (42 miles) from Añasco (c. 6 100 pop). 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 nine, in the past 30 days sixteen and in the last 365 days two hundred and thirty-one earthquakes of magnitude 3.0 or greater that has struck near. Every year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

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: 48 km NW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -67.3578° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8588° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7 km Depth of the event in kilometers.
Place 48km NW of San Antonio, 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 2016-12-05 08:38:41 Time when the event occurred. UTC/GMT
Updated 2016-12-05 12:23:15 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 8 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.45364922 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.31 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219.6 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 pr16340009 Id of event.
Event Code 16340009 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16340009, A comma-separated list of event ids that are associated to an event.

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