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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near Magas Arriba in Puerto Rico


Earthquake location 18.0043S, -66.7628WA minor earthquake magnitude 3.8 (ml/mb) strikes 1 kilometers (1 miles) from Magas Arriba in Puerto Rico on Thursday. Id of earthquake: us7000714h. Event ids that are associated: us7000714h. The earthquake occurred at a depth of 8.2 km (5 miles) below the earth’s surface. Global time and date of event 16/01/20 / 2020-01-16 18:34:37 / January 16, 2020 @ 6:34 pm UTC/GMT. Exact location of event, depth 8.2 km, -66.7628° West, 18.0043° North. The temblor was picked up at 14:34:37 / 2:34 pm (local time epicenter).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the earthquake was 86 km (54 miles) from San Juan (c. 418 100 pop), 78 km (48 miles) from Bayamón (c. 203 500 pop), 16 km (10 miles) from Ponce (c. 152 600 pop), 80 km (50 miles) from Caguas (c. 86 800 pop), 79 km (49 miles) from Guaynabo (c. 81 400 pop), 45 km (28 miles) from Mayagüez (c. 78 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was San Juan, Cataño, Caguas.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fifty-nine, in the last 10 days four hundred and three, in the past 30 days four hundred and ninety-eight and in the last 365 days five hundred and sixty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. Every year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 1 km SSE of Magas Arriba, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -66.7628° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0043° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.2 km Depth of the event in kilometers.
Place 1km SSE of Magas Arriba, 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 2020-01-16 18:34:37 Time when the event occurred. UTC/GMT
Updated 2020-01-16 22:31:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 4.3 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 223 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.01 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 82 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 us7000714h Id of event.
Event Code 7000714h An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000714h, A comma-separated list of event ids that are associated to an event.

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