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Minor earthquake: M3 quake has struck near San Juan in Puerto Rico



Earthquake location 18.9025S, -66.0891WA minor earthquake magnitude 3 (ml/mb) strikes 48 kilometers (30 miles) from San Juan in Puerto Rico on Friday. Global date and time of event UTC/GMT: 27/05/16 / 2016-05-27 04:30:29 / May 27, 2016 @ 4:30 am. The temblor was detected at 00:30:29 / 12:30 am (local time epicenter). The earthquake occurred at a depth of 44 km (27 miles) below the earth’s surface. All ids that are associated to the event: pr16148019. Unique identifier: pr16148019. Exact location of event, depth 44 km, -66.0891° West, 18.9025° North.

Nearest cities/city/towns to hypocenter/epicentrum was Estancias de Florida, Florida, Comerío (min 5000 pop). Event epicenter was 49 km (30 miles) from San Juan (c. 418 100 pop), 56 km (35 miles) from Bayamón (c. 203 500 pop), 60 km (37 miles) from Carolina (c. 170 400 pop), 74 km (46 miles) from Caguas (c. 86 800 pop), 61 km (38 miles) from Guaynabo (c. 81 400 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days ten and in the last 365 days five hundred and eleven earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

How would you describe the shaking?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 48 km N of San Juan, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -66.0891° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9025° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 44 km Depth of the event in kilometers.
Place 48km N of San Juan, 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 2016-05-27 04:30:29 Time when the event occurred. UTC/GMT
Updated 2016-05-27 08:31:02 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 138 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 0.59288809 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 241.2 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 pr16148019 Id of event.
Event Code 16148019 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16148019, A comma-separated list of event ids that are associated to an event.

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