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Minor earthquake: M2.9 quake has struck near San Antonio in Puerto Rico



Earthquake location 18.9365S, -67.6116WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Sunday, 73 kilometers (45 miles) from San Antonio in Puerto Rico. Date and time of earthquake in UTC/GMT: 31/01/16 / 2016-01-31 22:19:34 / January 31, 2016 @ 10:19 pm. The epicenter was at a depth of 51 km (32 miles). The 2.9-magnitude earthquake was detected at 17:19:34 / 5:19 pm (local time epicenter). Exact location of event, longitude -67.6116 West, latitude 18.9365 North, depth = 51 km. Id of earthquake: pr16031005. Event ids that are associated: pr16031005.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Rincón, Aguada, Aguadilla. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the event was 74 km (46 miles) from Aguadilla (c. 16 100 pop), 76 km (47 miles) from Aguada (c. 4 000 pop), 76 km (48 miles) from Rincón (c. 1 500 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days fourteen and in the last 365 days three hundred and twenty-two earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 73 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 -67.6116° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9365° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 51 km Depth of the event in kilometers.
Place 73km 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 2016-01-31 22:19:34 Time when the event occurred. UTC/GMT
Updated 2016-02-01 02:45:10 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.66475331 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 226.8 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 pr16031005 Id of event.
Event Code 16031005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16031005, A comma-separated list of event ids that are associated to an event.

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