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Minor earthquake: M3.1 quake has struck near Brenas in Puerto Rico

Posted by admin on August 5, 2015 0 Comments

Earthquake location 19.3955S, -66.2894WA minor earthquake with magnitude 3.1 (ml/mb) was reported 102 km N of Brenas, Puerto Rico (63 miles) on Wednesday. The earthquake occurred at a depth of 12 km (7 miles) below the earth’s surface. Exact location of event, depth 12 km, -66.2894° West, 19.3955° North. Event ids that are associated to the earthquake: pr15217009. Id of event: pr15217009. The 3.1-magnitude earthquake was detected at 03:19:58 / 3:19 am (local time epicenter). Global time and date of event 05/08/15 / 2015-08-05 07:19:58 / August 5, 2015 @ 7:19 am UTC/GMT.

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

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 102 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -66.2894° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.3955° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 102km 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 2015-08-05 07:19:58 Time when the event occurred. UTC/GMT
Updated 2015-08-05 08:44:38 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 148 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.94143442 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 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 pr15217009 Id of event.
Event Code 15217009 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15217009, A comma-separated list of event ids that are associated to an event.

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