Minor earthquake, 3.4 mag strikes near Vieques in Puerto Rico

A minor earthquake magnitude 3.4 (ml/mb) has occurred on Wednesday, 121 km NNE of Vieques, Puerto Rico (75 miles). The 3.4-magnitude earthquake was detected at 16:35:03 / 4:35 pm (local time epicenter). The earthquake occurred at a depth of 71 km (44 miles) below the earth’s surface. Exact location, longitude -65.452° West, latitude 19.4564° North, depth = 71 km. Global date and time of event UTC/GMT: 16/12/15 / 2015-12-16 20:35:03 / December 16, 2015 @ 8:35 pm. All ids that are associated to the event: pr15350004. Unique identifier: pr15350004.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days twenty-two, in the past 30 days fifty-four and in the last 365 days seven hundred and five earthquakes of magnitude 3.0 or greater that has struck near.

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 121 km NNE of Vieques, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

Puerto Rico Vieques

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Parameter	Value	Description
Magnitude	3.4 mb	The magnitude for the event.
Longitude	-65.452° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.4564° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	71 km	Depth of the event in kilometers.
Place	121km NNE of Vieques, 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	2015-12-16 20:35:03	Time when the event occurred. UTC/GMT
Updated	2015-12-16 21:07:10	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	178	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	16	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.15253851	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.33 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	pr15350004	Id of event.
Event Code	15350004	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr15350004,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.4 mag strikes near Vieques in Puerto Rico

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