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Minor earthquake, 3.1 mag strikes near Brenas in Puerto Rico

Posted by admin on August 4, 2015 0 Comments

Earthquake location 19.0233S, -66.2825WA minor earthquake with magnitude 3.1 (ml/mb) was detected on Tuesday, 61 kilometers (38 miles) from Brenas in Puerto Rico. All ids that are associated to the event: pr15216007. Unique identifier: pr15216007. Exact location of event, depth 24 km, -66.2825° West, 19.0233° North. Exact time and date of earthquake 04/08/15 / 2015-08-04 13:28:53 / August 4, 2015 @ 1:28 pm UTC/GMT. The temblor was picked up at 09:28:53 / 9:28 am (local time epicenter). The epicenter was at a depth of 24 km (15 miles).

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 65 km (40 miles) from San Juan (c. 418 100 pop), 71 km (44 miles) from Bayamón (c. 203 500 pop), 79 km (49 miles) from Carolina (c. 170 400 pop), 76 km (47 miles) from Guaynabo (c. 81 400 pop), 80 km (50 miles) from Trujillo Alto (c. 54 200 pop). Nearest cities/city/towns to hypocenter/epicentrum was Naranjito, Santa Barbara, Trujillo Alto (min 5000 pop).

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

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 61 km N of Brenas, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -66.2825° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0233° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24 km Depth of the event in kilometers.
Place 61km 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 2015-08-04 13:28:53 Time when the event occurred. UTC/GMT
Updated 2015-08-04 17:13:05 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.80758544 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 270 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 pr15216007 Id of event.
Event Code 15216007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15216007, A comma-separated list of event ids that are associated to an event.

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