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Minor earthquake, 2.9 mag strikes near Arecibo in Puerto Rico



Earthquake location 18.656S, -66.7195WA minor earthquake magnitude 2.9 (ml/mb) strikes 20 kilometers (12 miles) from Arecibo in Puerto Rico on Tuesday. The temblor was picked up at 12:45:11 / 12:45 pm (local time epicenter). Global date and time of event UTC/GMT: 09/02/16 / 2016-02-09 16:45:11 / February 9, 2016 @ 4:45 pm. Unique identifier: pr16040008. Ids that are associated to the event: pr16040008. The epicenter of the earthquake was roughly 14 km (9 miles) below the earth’s surface. Exact location of earthquake, longitude -66.7195 West, latitude 18.656 North, depth = 14 km.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 68 km (42 miles) from San Juan (c. 418 100 pop), 66 km (41 miles) from Bayamón (c. 203 500 pop), 73 km (45 miles) from Ponce (c. 152 600 pop), 72 km (45 miles) from Guaynabo (c. 81 400 pop), 67 km (42 miles) from Mayagüez (c. 78 600 pop). Nearest cities/city/towns to hypocenter/epicentrum was Lajas, Aibonito, Coamo (min 5000 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days nine, in the past 30 days nineteen and in the last 365 days three hundred and fifty earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor quakes in the world each year.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 20 km N of Arecibo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.7195° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.656° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 20km 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 2016-02-09 16:45:11 Time when the event occurred. UTC/GMT
Updated 2016-02-09 17:49:28 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.25332491 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.34 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 pr16040008 Id of event.
Event Code 16040008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16040008, A comma-separated list of event ids that are associated to an event.

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