Minor earthquake 3.9 mag, 97 km NNE of Vieques, Puerto Rico

A minor earthquake with magnitude 3.9 (ml/mb) was reported 97 km NNE of Vieques, Puerto Rico (60 miles) on Saturday. The 3.9-magnitude earthquake has occurred at 19:29:22 / 7:29 pm (local time epicenter). The earthquake was roughly at a depth of 38.46 km (24 miles). Exact location of earthquake, longitude -65.4438 West, latitude 19.2229 North, depth = 38.46 km. Global date and time of event UTC/GMT: 28/11/15 / 2015-11-28 23:29:22 / November 28, 2015 @ 11:29 pm. Unique identifier: us100041yf. Ids that are associated to the event: us100041yf.

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days eleven, in the past 30 days thirty-eight and in the last 365 days seven hundred and two earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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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: 97 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	3.9 mb	The magnitude for the event.
Longitude	-65.4438° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.2229° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	38.46 km	Depth of the event in kilometers.
Place	97km 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	2015-11-28 23:29:22	Time when the event occurred. UTC/GMT
Updated	2015-11-28 23:50:11	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2	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	234	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	0.923	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.85 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	209	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	us100041yf	Id of event.
Event Code	100041yf	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us100041yf,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 3.9 mag, 97 km NNE of Vieques, Puerto Rico

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