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Minor earthquake, 3 mag was detected near Culebra in Puerto Rico

Posted by admin on April 21, 2017 0 Comments

Earthquake location 18.899S, -65.2366WA minor earthquake magnitude 3 (ml/mb) has struck on Friday, 66 kilometers (41 miles) from Culebra in Puerto Rico. Exact location of earthquake, -65.2366° West, 18.899° North, depth 48 km. Global date and time of event UTC/GMT: 21/04/17 / 2017-04-21 14:16:02 / April 21, 2017 @ 2:16 pm. The earthquake occurred at a depth of 48 km (30 miles). All ids that are associated to the event: pr17111004. Unique identifier: pr17111004. The 3-magnitude earthquake has occurred at 10:16:02 / 10:16 am (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Cruz Bay, Luquillo, Fajardo (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), U.S. Virgin Islands (c. 109 000 pop). The epicenter was 77 km (48 miles) from Fajardo (c. 34 100 pop), 70 km (43 miles) from Charlotte Amalie (c. 20 000 pop), 77 km (48 miles) from Luquillo (c. 8 300 pop), 78 km (49 miles) from Cruz Bay (c. 2 700 pop), 67 km (41 miles) from Culebra (c. 1 500 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days sixty-three, in the past 30 days one hundred and ten and in the last 365 days four hundred and fifty-eight earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

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. 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: 66 km N of Culebra, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -65.2366° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.899° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48 km Depth of the event in kilometers.
Place 66km 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 2017-04-21 14:16:02 Time when the event occurred. UTC/GMT
Updated 2017-04-21 14:56:42 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 138 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 0.58929483 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 320.4 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 pr17111004 Id of event.
Event Code 17111004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17111004, A comma-separated list of event ids that are associated to an event.

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