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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.4 mag was detected near San Juan in Puerto Rico



Earthquake location 19.3892S, -66.1143WA minor earthquake with magnitude 3.4 (ml/mb) was detected on Friday, 102 km N of San Juan, Puerto Rico (63 miles). The temblor was reported at 15:06:31 / 3:06 pm (local time epicenter). Event ids that are associated to the earthquake: pr15275012. Id of event: pr15275012. The earthquake occurred at a depth of 40 km (25 miles). Exact location of event, depth 40 km, -66.1143° West, 19.3892° North. Exact time and date of event in UTC/GMT: 02/10/15 / 2015-10-02 19:06:31 / October 2, 2015 @ 7:06 pm.

In the past 24 hours, there have been three, in the last 10 days thirteen, in the past 30 days fifty-three and in the last 365 days four hundred and sixty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 102 km N of San Juan, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -66.1143° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.3892° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40 km Depth of the event in kilometers.
Place 102km N of San Juan, 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 2015-10-02 19:06:31 Time when the event occurred. UTC/GMT
Updated 2015-10-02 19:52:42 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.98814681 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 259.2 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 pr15275012 Id of event.
Event Code 15275012 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15275012, A comma-separated list of event ids that are associated to an event.

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