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Minor earthquake, 2.9 mag was detected near San Antonio in Puerto Rico



Earthquake location 18.8899S, -67.614WA minor earthquake with magnitude 2.9 (ml/mb) was reported 69 kilometers (43 miles) from San Antonio in Puerto Rico on Friday. The epicenter was at a depth of 8 km (5 miles). Exact location of event, longitude -67.614 West, latitude 18.8899 North, depth = 8 km. Id of earthquake: pr16043004. Event ids that are associated: pr16043004. Exact time and date of earthquake 12/02/16 / 2016-02-12 12:57:42 / February 12, 2016 @ 12:57 pm UTC/GMT. The 2.9-magnitude earthquake was detected at 07:57:42 / 7:57 am (local time epicenter).

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 71 km (44 miles) from Aguadilla (c. 16 100 pop), 76 km (47 miles) from Isabela (c. 12 500 pop), 76 km (47 miles) from Moca (c. 5 000 pop), 72 km (45 miles) from Aguada (c. 4 000 pop), 72 km (45 miles) from Rincón (c. 1 500 pop). Nearest cities/city/villages to epicentrum/hypocenter was Moca, Isabela, Aguada (min 5000 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 three hundred and ten earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 69 km NW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -67.614° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8899° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8 km Depth of the event in kilometers.
Place 69km 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 2016-02-12 12:57:42 Time when the event occurred. UTC/GMT
Updated 2016-02-12 13:37:42 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 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 129 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 0.51832792 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 316.8 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 pr16043004 Id of event.
Event Code 16043004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16043004, A comma-separated list of event ids that are associated to an event.

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