Earthquakes today

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

Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 33 km N of Brenas, Puerto Rico


Earthquake location 18.7953S, -66.3821WA light earthquake magnitude 4.4 (ml/mb) has occurred on Sunday, 33 kilometers (21 miles) from Brenas in Puerto Rico. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -66.3821 West, latitude 18.7953 North, depth = 62 km. Event ids that are associated to the earthquake: pt18343050, us1000i5gf, pr2018343006. Id of event: pr2018343006. Exact time and date of earthquake 09/12/18 / 2018-12-09 23:00:38 / December 9, 2018 @ 11:00 pm UTC/GMT. The temblor was detected at 19:00:38 / 7:00 pm (local time epicenter). The epicenter was at a depth of 62 km (39 miles).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 47 km (29 miles) from San Juan (c. 418 100 pop), 50 km (31 miles) from Bayamón (c. 203 500 pop), 64 km (40 miles) from Carolina (c. 170 400 pop), 91 km (56 miles) from Ponce (c. 152 600 pop), 72 km (45 miles) from Caguas (c. 86 800 pop), 56 km (35 miles) from Guaynabo (c. 81 400 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Guayama, Naguabo, Fajardo.

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days ten, in the past 30 days nineteen and in the last 365 days two hundred and thirty-eight earthquakes of magnitude 3.0 or greater that was reported 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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 33 km N of Brenas, Puerto Rico.

Copyright © 2018 earthquakenewstoday.com All rights reserved.


More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -66.3821° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.7953° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 62 km Depth of the event in kilometers.
Place 33km N of Brenas, 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 2018-12-09 23:00:38 Time when the event occurred. UTC/GMT
Updated 2018-12-10 00:07:09 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 31 The total number of felt reports
CDI 4.1 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 311 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 ,pt,us,pr, A comma-separated list of network contributors.
Number of Stations Used 24 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3507 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 239 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2018343006 Id of event.
Event Code 2018343006 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt18343050,us1000i5gf,pr2018343006, A comma-separated list of event ids that are associated to an event.

Leave a Reply