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


Earthquake location 18.909S, -65.2468WA minor earthquake with magnitude 2.8 (ml/mb) was reported 67 kilometers (42 miles) from Culebra in Puerto Rico on Friday. Unique identifier: pr16211010. Ids that are associated to the event: pr16211010. Exact location of event, depth 14 km, -65.2468° West, 18.909° North. Global time and date of event 29/07/16 / 2016-07-29 21:54:07 / July 29, 2016 @ 9:54 pm UTC/GMT. The temblor was picked up at 17:54:07 / 5:54 pm (local time epicenter). The earthquake was roughly at a depth of 14 km (9 miles).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Charlotte Amalie, Culebra. Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), U.S. Virgin Islands (c. 109 000 pop). The epicenter was 71 km (44 miles) from Charlotte Amalie (c. 20 000 pop), 68 km (42 miles) from Culebra (c. 1 500 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days sixteen and in the last 365 days six hundred and fourty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.

Questions or comments?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 67 km N of Culebra, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -65.2468° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.909° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 67km 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 2016-07-29 21:54:07 Time when the event occurred. UTC/GMT
Updated 2016-07-30 01:04:24 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 0.59827798 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 237.6 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 pr16211010 Id of event.
Event Code 16211010 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16211010, A comma-separated list of event ids that are associated to an event.

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