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Minor earthquake, 2.8 mag has occurred near Arecibo in Puerto Rico


Earthquake location 18.5613S, -66.7163WA minor earthquake magnitude 2.8 (ml/mb) strikes 9 kilometers (6 miles) from Arecibo in Puerto Rico on Friday. Exact time and date of event in UTC/GMT: 10/06/16 / 2016-06-10 08:42:11 / June 10, 2016 @ 8:42 am. All ids that are associated to the event: pr16162004. Unique identifier: pr16162004. Exact location of earthquake, longitude -66.7163 West, latitude 18.5613 North, depth = 82 km. The epicenter of the earthquake was roughly 82 km (51 miles) below the earth’s surface. The 2.8-magnitude earthquake has occurred at 04:42:11 / 4:42 am (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Cayey, Santa Isabel, Puerto Real (min 5000 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 65 km (41 miles) from San Juan (c. 418 100 pop), 62 km (38 miles) from Bayamón (c. 203 500 pop), 62 km (39 miles) from Ponce (c. 152 600 pop), 68 km (42 miles) from Guaynabo (c. 81 400 pop), 60 km (37 miles) from Mayagüez (c. 78 600 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been 0, in the last 10 days sixteen, in the past 30 days twenty-five and in the last 365 days two hundred and ninety-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 9 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 -66.7163° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5613° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 82 km Depth of the event in kilometers.
Place 9km 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 2016-06-10 08:42:11 Time when the event occurred. UTC/GMT
Updated 2016-06-10 12:27:32 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.19493442 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.12 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 208.8 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 pr16162004 Id of event.
Event Code 16162004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16162004, A comma-separated list of event ids that are associated to an event.

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