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Minor earthquake, 2.8 mag strikes near Culebra in Puerto Rico



Earthquake location 18.7516S, -65.2659WA minor earthquake magnitude 2.8 (ml/mb) has struck on Thursday, 49 kilometers (30 miles) from Culebra in Puerto Rico. The earthquake occurred at a depth of 66 km (41 miles) below the earth’s surface. Exact location of event, longitude -65.2659 West, latitude 18.7516 North, depth = 66 km. The temblor was detected at 06:19:18 / 6:19 am (local time epicenter). Exact time and date of event in UTC/GMT: 25/02/16 / 2016-02-25 10:19:18 / February 25, 2016 @ 10:19 am. Id of earthquake: pr16056005. Event ids that are associated: pr16056005.

Event epicenter was 62 km (39 miles) from Fajardo (c. 34 100 pop), 58 km (36 miles) from Charlotte Amalie (c. 20 000 pop), 72 km (45 miles) from Río Grande (c. 13 500 pop), 70 km (43 miles) from Isabel Segunda (c. 9 300 pop), 77 km (48 miles) from Road Town (c. 8 400 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Road Town, San Isidro, Loíza (min 5000 pop).

In the past 24 hours, there have been seven, in the last 10 days fifteen, in the past 30 days thirty-one and in the last 365 days six hundred and thirty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

How would you describe the shaking?

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: 49 km N of Culebra, 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 -65.2659° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.7516° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 66 km Depth of the event in kilometers.
Place 49km N of Culebra, 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 2016-02-25 10:19:18 Time when the event occurred. UTC/GMT
Updated 2016-02-25 11:52:31 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 3 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.44197112 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 309.6 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 pr16056005 Id of event.
Event Code 16056005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16056005, A comma-separated list of event ids that are associated to an event.

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