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Minor earthquake, 2.9 mag has occurred near Rafael Hernandez in Puerto Rico


Earthquake location 18.4951S, -67.069WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Monday, 2 kilometers (1 miles) from Rafael Hernandez in Puerto Rico. The earthquake was roughly at a depth of 91 km (57 miles). All ids that are associated to the event: pr16152000. Unique identifier: pr16152000. Exact location, longitude -67.069° West, latitude 18.4951° North, depth = 91 km. The temblor was detected at 23:54:30 / 11:54 pm (local time epicenter). Global date and time of event UTC/GMT: 31/05/16 / 2016-05-31 03:54:30 / May 31, 2016 @ 3:54 am.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Juana Díaz, Ceiba, Villalba (min 5000 pop). Epicenter of the event was 72 km (45 miles) from Ponce (c. 152 600 pop), 34 km (21 miles) from Mayagüez (c. 78 600 pop), 37 km (23 miles) from Arecibo (c. 49 300 pop), 72 km (45 miles) from Vega Baja (c. 29 300 pop), 56 km (35 miles) from Barceloneta (c. 22 300 pop).

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

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. 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: 2 km NNE of Rafael Hernandez, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -67.069° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.4951° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 91 km Depth of the event in kilometers.
Place 2km NNE of Rafael Hernandez, 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 2016-05-31 03:54:30 Time when the event occurred. UTC/GMT
Updated 2016-05-31 04:19:45 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 129 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.04850903 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 194.4 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 pr16152000 Id of event.
Event Code 16152000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16152000, A comma-separated list of event ids that are associated to an event.

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