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Minor earthquake, 2.8 mag strikes near Arecibo in Puerto Rico


Earthquake location 18.6755S, -66.6763WA minor earthquake magnitude 2.8 (ml/mb) strikes 22 kilometers (14 miles) from Arecibo in Puerto Rico on Thursday. Exact location of earthquake, -66.6763° West, 18.6755° North, depth 71 km. The epicenter was at a depth of 71 km (44 miles). The 2.8-magnitude earthquake has occurred at 04:44:53 / 4:44 am (local time epicenter). Id of earthquake: pr16168002. Event ids that are associated: pr16168002. Global date and time of event UTC/GMT: 16/06/16 / 2016-06-16 08:44:53 / June 16, 2016 @ 8:44 am.

Earthquake epicenter was 64 km (40 miles) from San Juan (c. 418 100 pop), 63 km (39 miles) from Bayamón (c. 203 500 pop), 74 km (46 miles) from Ponce (c. 152 600 pop), 69 km (43 miles) from Guaynabo (c. 81 400 pop), 72 km (45 miles) from Mayagüez (c. 78 600 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Germán, Aguas Buenas, Hormigueros. Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

There are an estimated 1,300,000 minor earthquakes in the world each year. 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 five, in the past 30 days twenty-six and in the last 365 days three hundred and fourty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 22 km N of Arecibo, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.6763° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6755° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 71 km Depth of the event in kilometers.
Place 22km N of Arecibo, 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 2016-06-16 08:44:53 Time when the event occurred. UTC/GMT
Updated 2016-06-16 08:59:43 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 121 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2407485 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.17 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 212.4 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 pr16168002 Id of event.
Event Code 16168002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16168002, A comma-separated list of event ids that are associated to an event.

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