Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Small World Earthquakes

Minor earthquake, 3.1 mag strikes near Culebra in Puerto Rico

Earthquake location 18.6261S, -65.3175WA minor earthquake with magnitude 3.1 (ml/mb) was detected on Wednesday, 35 kilometers (22 miles) from Culebra in Puerto Rico. Exact time and date of event in UTC/GMT: 11/04/18 / 2018-04-11 23:12:31 / April 11, 2018 @ 11:12 pm. The earthquake occurred at a depth of 82 km (51 miles). All ids that are associated to the event: pr2018101019. Unique identifier: pr2018101019. Exact location of earthquake, -65.3175° West, 18.6261° North, depth 82 km. The temblor was reported at 19:12:31 / 7:12 pm (local time epicenter).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Trujillo Alto, Tortola, Juncos (min 5000 pop). Event epicenter was 73 km (45 miles) from Carolina (c. 170 400 pop), 79 km (49 miles) from Trujillo Alto (c. 54 200 pop), 49 km (30 miles) from Fajardo (c. 34 100 pop), 78 km (49 miles) from Tortola (c. 23 900 pop), 76 km (47 miles) from Humacao (c. 20 400 pop).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 35 km N of Culebra, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

Copyright © 2018 All rights reserved.

More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -65.3175° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6261° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 82 km Depth of the event in kilometers.
Place 35km 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 2018-04-11 23:12:31 Time when the event occurred. UTC/GMT
Updated 2018-04-12 05:30:55 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 148 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 4 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7188 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.58 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 328 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 pr2018101019 Id of event.
Event Code 2018101019 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018101019, A comma-separated list of event ids that are associated to an event.

Leave a Reply