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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.4 mag, 1 km SSW of Magas Arriba, Puerto Rico

Earthquake location 18.0034S, -66.7767WA minor earthquake with magnitude 3.4 (ml/mb) was detected on Tuesday, 1 kilometers (1 miles) from Magas Arriba in Puerto Rico. Event ids that are associated to the earthquake: usa0006bn6. Id of event: usa0006bn6. The epicenter was at a depth of 10 km (6 miles). Global date and time of event UTC/GMT: 07/01/20 / 2020-01-07 11:26:29 / January 7, 2020 @ 11:26 am. Exact location of event, longitude -66.7767 West, latitude 18.0034 North, depth = 10 km. The temblor was reported at 07:26:29 / 7:26 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Caguas, Guaynabo, Patillas. Earthquake epicenter was 79 km (49 miles) from Bayamón (c. 203 500 pop), 17 km (11 miles) from Ponce (c. 152 600 pop), 81 km (50 miles) from Caguas (c. 86 800 pop), 81 km (50 miles) from Guaynabo (c. 81 400 pop), 44 km (27 miles) from Mayagüez (c. 78 600 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

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

How would you describe the shaking?

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 SSW of Magas Arriba, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -66.7767° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0034° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 1km SSW 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 2020-01-07 11:26:29 Time when the event occurred. UTC/GMT
Updated 2020-02-02 06:42:37 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 178 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 0.166 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 190 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 usa0006bn6 Id of event.
Event Code a0006bn6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,usa0006bn6, A comma-separated list of event ids that are associated to an event.

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