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Minor earthquake, 2.8 mag strikes near Luquillo in Puerto Rico



Earthquake location 18.9761S, -65.425WA minor earthquake with magnitude 2.8 (ml/mb) was reported 73 kilometers (45 miles) from Luquillo in Puerto Rico on Saturday. The temblor was picked up at 20:56:50 / 8:56 pm (local time epicenter). Exact location of earthquake, longitude -65.425 West, latitude 18.9761 North, depth = 45 km. All ids that are associated to the event: pr16248007. Unique identifier: pr16248007. Global date and time of event UTC/GMT: 04/09/16 / 2016-09-04 00:56:50 / September 4, 2016 @ 12:56 am. The epicenter was at a depth of 45 km (28 miles).

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Earthquake epicenter was 76 km (47 miles) from Fajardo (c. 34 100 pop), 74 km (46 miles) from Luquillo (c. 8 300 pop), 76 km (47 miles) from Culebra (c. 1 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Fajardo, Culebra, Luquillo.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor quakes in the world each year. In the past 24 hours, there have been 0, in the last 10 days seventeen, in the past 30 days twenty-five and in the last 365 days five hundred and fifty-four earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel anything?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 73 km NNE of Luquillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -65.425° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9761° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45 km Depth of the event in kilometers.
Place 73km 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 2016-09-04 00:56:50 Time when the event occurred. UTC/GMT
Updated 2016-09-04 07:26:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 121 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.67822804 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.3 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 pr16248007 Id of event.
Event Code 16248007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16248007, A comma-separated list of event ids that are associated to an event.

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