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Minor earthquake: M2.93 quake has struck near Vieques in Puerto Rico


Earthquake location 18.166S, -65.356WA minor earthquake magnitude 2.93 (ml/mb) has occurred on Sunday, 9 kilometers (6 miles) from Vieques in Puerto Rico. All ids that are associated to the event: pr2018344000. Unique identifier: pr2018344000. Exact location of earthquake, -65.356° West, 18.166° North, depth 5 km. The earthquake occurred at a depth of 5 km (3 miles). The temblor was reported at 23:51:51 / 11:51 pm (local time epicenter). Global date and time of event UTC/GMT: 10/12/18 / 2018-12-10 03:51:51 / December 10, 2018 @ 3:51 am.

Epicenter of the earthquake was 68 km (42 miles) from Carolina (c. 170 400 pop), 74 km (46 miles) from Caguas (c. 86 800 pop), 72 km (45 miles) from Trujillo Alto (c. 54 200 pop), 36 km (22 miles) from Fajardo (c. 34 100 pop), 50 km (31 miles) from Humacao (c. 20 400 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Arroyo, Caguas, Patillas.

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days eighteen and in the last 365 days two hundred and thirty-eight earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

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: 9 km ENE of Vieques, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.93 mb The magnitude for the event.
Longitude -65.356° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.166° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 9km ENE 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 2018-12-10 03:51:51 Time when the event occurred. UTC/GMT
Updated 2018-12-10 09:26:32 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 132 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 8 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.4934 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 342 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 pr2018344000 Id of event.
Event Code 2018344000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018344000, A comma-separated list of event ids that are associated to an event.

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