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Minor earthquake, 3.3 mag strikes near Brenas in Puerto Rico

Posted by admin on August 16, 2015 0 Comments

Earthquake location 19.1685S, -66.3172WA minor earthquake magnitude 3.3 (ml/mb) strikes 77 kilometers (48 miles) from Brenas in Puerto Rico on Sunday. The earthquake occurred at a depth of 85 km (53 miles). The 3.3-magnitude earthquake has occurred at 08:48:57 / 8:48 am (local time epicenter). Global time and date of event 16/08/15 / 2015-08-16 12:48:57 / August 16, 2015 @ 12:48 pm UTC/GMT. Id of earthquake: pr15228005. Event ids that are associated: pr15228005. Exact location of earthquake, -66.3172° West, 19.1685° North, depth 85 km.

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 81 km (50 miles) from San Juan (c. 418 100 pop), 81 km (50 miles) from Levittown (c. 29 800 pop), 81 km (50 miles) from Vega Baja (c. 29 300 pop), 79 km (49 miles) from Dorado (c. 13 100 pop), 80 km (50 miles) from Ceiba (c. 6 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ingenio, San Juan, Levittown.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days fourty-four, in the past 30 days one hundred and seventy-four and in the last 365 days four hundred and eleven earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 130,000 minor quakes in the world each year.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 77 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -66.3172° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1685° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 85 km Depth of the event in kilometers.
Place 77km 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 12:48:57 Time when the event occurred. UTC/GMT
Updated 2015-08-16 13:48:39 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 168 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 8 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.71505897 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 273.6 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 pr15228005 Id of event.
Event Code 15228005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15228005, A comma-separated list of event ids that are associated to an event.

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