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Minor earthquake, 3.1 mag was detected near Quebradillas in Puerto Rico

Earthquake location 18.6821S, -66.913WA minor earthquake magnitude 3.1 (ml/mb) strikes 23 kilometers (14 miles) from Quebradillas in Puerto Rico on Thursday. Exact location of earthquake, -66.913° West, 18.6821° North, depth 62 km. The epicenter of the earthquake was roughly 62 km (39 miles) below the earth’s surface. Global time and date of event 18/11/16 / 2016-11-18 01:20:45 / November 18, 2016 @ 1:20 am UTC/GMT. Unique identifier: pr16323001. Ids that are associated to the event: pr16323001. The 3.1-magnitude earthquake was detected at 21:20:45 / 9:20 pm (local time epicenter).

The epicenter was 59 km (36 miles) from Mayagüez (c. 78 600 pop), 31 km (19 miles) from Arecibo (c. 49 300 pop), 61 km (38 miles) from Vega Baja (c. 29 300 pop), 47 km (29 miles) from Barceloneta (c. 22 300 pop), 72 km (45 miles) from Yauco (c. 20 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was Candelaria Arenas, Guánica, Toa Alta (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days seventeen and in the last 365 days two hundred and eighteen earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor quakes in the world each year.

How would you describe the shaking?

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: 23 km N of Quebradillas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -66.913° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6821° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 62 km Depth of the event in kilometers.
Place 23km N of Quebradillas, 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 2016-11-18 01:20:45 Time when the event occurred. UTC/GMT
Updated 2016-11-18 01:53:22 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 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.28476595 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219.6 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 pr16323001 Id of event.
Event Code 16323001 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16323001, A comma-separated list of event ids that are associated to an event.

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