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Minor earthquake, 2.87 mag strikes near San Antonio in Puerto Rico


Earthquake location 18.9631S, -67.3428WA minor earthquake with magnitude 2.87 (ml/mb) was reported 58 kilometers (36 miles) from San Antonio in Puerto Rico on Wednesday. The earthquake occurred at a depth of 8 km (5 miles). Id of earthquake: pr2018150001. Event ids that are associated: pr2018150001. The temblor was picked up at 03:13:26 / 3:13 am (local time epicenter). Exact location of event, longitude -67.3428 West, latitude 18.9631 North, depth = 8 km. Exact time and date of earthquake 30/05/18 / 2018-05-30 07:13:26 / May 30, 2018 @ 7:13 am UTC/GMT.

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 63 km (39 miles) from Aguadilla (c. 16 100 pop), 61 km (38 miles) from Isabela (c. 12 500 pop), 76 km (47 miles) from Hatillo (c. 5 600 pop), 69 km (43 miles) from Quebradillas (c. 5 600 pop), 68 km (42 miles) from Moca (c. 5 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Hatillo, Camuy, Rincón.

In the past 24 hours, there have been one, in the last 10 days twelve, in the past 30 days fourty-nine and in the last 365 days three hundred and fourty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel the quake?

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. 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: 58 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.87 mb The magnitude for the event.
Longitude -67.3428° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9631° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8 km Depth of the event in kilometers.
Place 58km NNW of San Antonio, 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 2018-05-30 07:13:26 Time when the event occurred. UTC/GMT
Updated 2018-05-30 11:32:52 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 127 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5471 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 318 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 pr2018150001 Id of event.
Event Code 2018150001 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018150001, A comma-separated list of event ids that are associated to an event.

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