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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.4 mag was detected near Santo Domingo in Puerto Rico

Earthquake location 18.0647S, -66.772WA minor earthquake magnitude 3.4 (ml/mb) strikes 2 kilometers (1 miles) from Santo Domingo in Puerto Rico on Tuesday. Exact location of earthquake, -66.772° West, 18.0647° North, depth 10 km. The earthquake occurred at a depth of 10 km (6 miles). Event ids that are associated to the earthquake: usa00061b7. Id of event: usa00061b7. Date and time of earthquake in UTC/GMT: 14/01/20 / 2020-01-14 16:08:30 / January 14, 2020 @ 4:08 pm. The 3.4-magnitude earthquake was detected at 12:08:30 / 12:08 pm (local time epicenter).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the event was 83 km (52 miles) from San Juan (c. 418 100 pop), 75 km (47 miles) from Bayamón (c. 203 500 pop), 18 km (11 miles) from Ponce (c. 152 600 pop), 79 km (49 miles) from Caguas (c. 86 800 pop), 77 km (48 miles) from Guaynabo (c. 81 400 pop). Closest city/cities/towns to epicentrum/hypocenter was San Juan, Cataño, Patillas (min 5000 pop).

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been six hundred and six, in the last 10 days one thousand and one, in the past 30 days one thousand and seventy-two and in the last 365 days one thousand, one hundred and eighty-six earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 2 km W of Santo Domingo, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -66.772° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0647° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 2km W of Santo Domingo, 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 2020-01-14 16:08:30 Time when the event occurred. UTC/GMT
Updated 2020-02-04 20:04:48 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 0.045 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 51 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 usa00061b7 Id of event.
Event Code a00061b7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,usa00061b7, A comma-separated list of event ids that are associated to an event.

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