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Minor earthquake: M3.1 quake has struck near Luquillo in Puerto Rico

Posted by admin on October 20, 2015 0 Comments

Earthquake location 18.9988S, -65.3933WA minor earthquake magnitude 3.1 (ml/mb) has struck on Tuesday, 77 kilometers (48 miles) from Luquillo in Puerto Rico. The earthquake occurred at a depth of 44 km (27 miles). The temblor was detected at 06:07:56 / 6:07 am (local time epicenter). Exact time and date of event in UTC/GMT: 20/10/15 / 2015-10-20 10:07:56 / October 20, 2015 @ 10:07 am. Exact location, longitude -65.3933° West, latitude 18.9988° North, depth = 44 km. Id of earthquake: pr15293007. Event ids that are associated: pr15293007.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Fajardo, Culebra, Luquillo (min 5000 pop). The epicenter was 80 km (49 miles) from Fajardo (c. 34 100 pop), 78 km (48 miles) from Luquillo (c. 8 300 pop), 78 km (48 miles) from Culebra (c. 1 500 pop).

In the past 24 hours, there have been four, in the last 10 days fifteen, in the past 30 days fourty-nine and in the last 365 days six hundred and fifty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 77 km NNE of Luquillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -65.3933° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9988° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 44 km Depth of the event in kilometers.
Place 77km NNE of Luquillo, 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 2015-10-20 10:07:56 Time when the event occurred. UTC/GMT
Updated 2015-10-20 10:33:11 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 148 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 9 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.69529603 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 241.2 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 pr15293007 Id of event.
Event Code 15293007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15293007, A comma-separated list of event ids that are associated to an event.

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