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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.23 mag strikes near Culebra in Puerto Rico


Earthquake location 18.8205S, -65.1981WA minor earthquake magnitude 3.23 (ml/mb) has occurred on Thursday, 58 kilometers (36 miles) from Culebra in Puerto Rico. Event id: pr2018137004. Ids that are associated to the earthquake: pr2018137004. The epicenter was at a depth of 31 km (19 miles). Exact location of event, longitude -65.1981 West, latitude 18.8205 North, depth = 31 km. Global date and time of event UTC/GMT: 17/05/18 / 2018-05-17 12:34:52 / May 17, 2018 @ 12:34 pm. The temblor was picked up at 08:34:52 / 8:34 am (local time epicenter).

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 or villages, with min 5000 pop, to hypocenter/epicentrum was Isabel Segunda, Ceiba, Tortola. The epicenter was 73 km (45 miles) from Fajardo (c. 34 100 pop), 76 km (47 miles) from Tortola (c. 23 900 pop), 60 km (37 miles) from Charlotte Amalie (c. 20 000 pop), 79 km (49 miles) from Isabel Segunda (c. 9 300 pop), 75 km (47 miles) from Road Town (c. 8 400 pop).

There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days ten, in the past 30 days twenty-one and in the last 365 days three hundred and eighty-six earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 58 km N of Culebra, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.23 mb The magnitude for the event.
Longitude -65.1981° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8205° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31 km Depth of the event in kilometers.
Place 58km 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 2018-05-17 12:34:52 Time when the event occurred. UTC/GMT
Updated 2018-05-17 17:31:41 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 161 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.94 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 330 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 pr2018137004 Id of event.
Event Code 2018137004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018137004, A comma-separated list of event ids that are associated to an event.

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