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Light earthquake: M4.5 quake has struck near Brenas in Puerto Rico

Posted by admin on August 16, 2015 0 Comments

Earthquake location 19.2908S, -66.3233WA light earthquake magnitude 4.5 (ml/mb) strikes 91 kilometers (57 miles) from Brenas in Puerto Rico on Sunday. Exact location of event, depth 33.39 km, -66.3233° West, 19.2908° North. Unique identifier: us100032p1. Ids that are associated to the event: us100032p1. The temblor was reported at 08:29:07 / 8:29 am (local time epicenter). Date and time of earthquake in UTC/GMT: 16/08/15 / 2015-08-16 12:29:07 / August 16, 2015 @ 12:29 pm. The earthquake occurred at a depth of 33.39 km (21 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 94 km (59 miles) from San Juan (c. 418 100 pop), 95 km (59 miles) from Levittown (c. 29 800 pop), 94 km (59 miles) from Vega Baja (c. 29 300 pop), 96 km (60 miles) from Barceloneta (c. 22 300 pop), 93 km (58 miles) from Dorado (c. 13 100 pop), 94 km (58 miles) from Ceiba (c. 6 600 pop), 94 km (58 miles) from San Antonio (c. 6 500 pop). Nearest cities/city/villages to epicentrum/hypocenter was Barceloneta, Ingenio, Levittown (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been three, in the last 10 days fourty-one, in the past 30 days one hundred and seventy-one and in the last 365 days four hundred and four earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 91 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -66.3233° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.2908° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.39 km Depth of the event in kilometers.
Place 91km 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 12:29:07 Time when the event occurred. UTC/GMT
Updated 2015-08-16 12:46:27 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 312 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.832 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 124 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us100032p1 Id of event.
Event Code 100032p1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100032p1, A comma-separated list of event ids that are associated to an event.

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