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

Posted by admin on April 28, 2016 0 Comments

Earthquake location 18.9692S, -66.1809WA minor earthquake with magnitude 2.9 (ml/mb) was reported 56 kilometers (35 miles) from San Juan in Puerto Rico on Thursday. The earthquake occurred at a depth of 16 km (10 miles). Exact location of earthquake, longitude -66.1809 West, latitude 18.9692 North, depth = 16 km. Exact time and date of earthquake 28/04/16 / 2016-04-28 14:02:17 / April 28, 2016 @ 2:02 pm UTC/GMT. All ids that are associated to the event: pr16119005. Unique identifier: pr16119005. The 2.9-magnitude earthquake was detected at 10:02:17 / 10:02 am (local time epicenter).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 56 km (35 miles) from San Juan (c. 418 100 pop), 64 km (39 miles) from Bayamón (c. 203 500 pop), 70 km (43 miles) from Carolina (c. 170 400 pop), 68 km (43 miles) from Guaynabo (c. 81 400 pop), 71 km (44 miles) from Trujillo Alto (c. 54 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ciales, Morovis, Río Grande.

In the past 24 hours, there have been 0, in the last 10 days eight, in the past 30 days fifteen and in the last 365 days five hundred and twelve earthquakes of magnitude 3.0 or greater that was reported 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.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 56 km N of San Juan, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.1809° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9692° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 16 km Depth of the event in kilometers.
Place 56km N of San Juan, 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 2016-04-28 14:02:17 Time when the event occurred. UTC/GMT
Updated 2016-04-28 17:06:02 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.75907642 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 252 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 pr16119005 Id of event.
Event Code 16119005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16119005, A comma-separated list of event ids that are associated to an event.

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