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Minor earthquake, 3 mag was detected near Brenas in Puerto Rico

Posted by admin on August 16, 2015 0 Comments

Earthquake location 19.1553S, -66.3533WA minor earthquake with magnitude 3 (ml/mb) was reported 76 kilometers (47 miles) from Brenas in Puerto Rico on Sunday. The temblor was reported at 07:57:19 / 7:57 am (local time epicenter). The earthquake occurred at a depth of 71 km (44 miles). Exact time and date of earthquake 16/08/15 / 2015-08-16 11:57:19 / August 16, 2015 @ 11:57 am UTC/GMT. Unique identifier: pr15228008. Ids that are associated to the event: pr15228008. Exact location, longitude -66.3533° West, latitude 19.1553° North, depth = 71 km.

Event epicenter was 78 km (48 miles) from Dorado (c. 13 100 pop), 79 km (49 miles) from Ceiba (c. 6 600 pop), 79 km (49 miles) from San Antonio (c. 6 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Ceiba, San Antonio, Dorado (min 5000 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been nine, in the last 10 days fourty-seven, in the past 30 days one hundred and seventy-four and in the last 365 days four hundred and eight 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.

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: 76 km N of Brenas, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -66.3533° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1553° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 71 km Depth of the event in kilometers.
Place 76km N of Brenas, 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 2015-08-16 11:57:19 Time when the event occurred. UTC/GMT
Updated 2015-08-16 17:36:45 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 138 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 0.88933213 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 280.8 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 pr15228008 Id of event.
Event Code 15228008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15228008, A comma-separated list of event ids that are associated to an event.

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