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Minor earthquake 2.87 mag, 16 km WSW of Rincon, Puerto Rico

Earthquake location 18.2733S, -67.3931WA minor earthquake magnitude 2.87 (ml/mb) strikes 16 kilometers (10 miles) from Rincon in Puerto Rico on Thursday. The epicenter was at a depth of 90 km (56 miles). Exact location of earthquake, longitude -67.3931 West, latitude 18.2733 North, depth = 90 km. The temblor was reported at 21:34:12 / 9:34 pm (local time epicenter). Event ids that are associated to the earthquake: pr2018264000. Id of event: pr2018264000. Global time and date of event 21/09/18 / 2018-09-21 01:34:12 / September 21, 2018 @ 1:34 am UTC/GMT.

Nearest cities/city/villages to epicentrum/hypocenter was Peñuelas, Arecibo, Utuado (min 5000 pop). Event epicenter was 28 km (17 miles) from Mayagüez (c. 78 600 pop), 75 km (46 miles) from Arecibo (c. 49 300 pop), 63 km (39 miles) from Yauco (c. 20 300 pop), 72 km (45 miles) from Adjuntas (c. 19 500 pop), 30 km (19 miles) from Aguadilla (c. 16 100 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days nine, in the past 30 days eighteen and in the last 365 days two hundred and eighty-six earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 1,300,000 minor earthquakes in the world.

Did you feel it?

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. 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: 16 km WSW of Rincon, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.87 mb The magnitude for the event.
Longitude -67.3931° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.2733° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 90 km Depth of the event in kilometers.
Place 16km WSW of Rincon, 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 2018-09-21 01:34:12 Time when the event occurred. UTC/GMT
Updated 2018-09-21 04:30:18 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1406 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 190 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 pr2018264000 Id of event.
Event Code 2018264000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018264000, A comma-separated list of event ids that are associated to an event.

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