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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.31 mag was detected near Santo Domingo in Puerto Rico


Earthquake location 18.0813S, -66.7665WA minor earthquake magnitude 3.31 (ml/mb) has struck on Thursday, 2 kilometers (1 miles) from Santo Domingo in Puerto Rico. The epicenter of the earthquake was roughly 4 km (2 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 21/01/21 / 2021-01-21 18:24:09 / January 21, 2021 @ 6:24 pm. Event id: pr2021021009. Ids that are associated to the earthquake: pr2021021009. The temblor was picked up at 18:24:09 / 6:24 pm (local time epicenter). Exact location of earthquake, -66.7665° West, 18.0813° North, depth 4 km.

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Juan, Patillas, Cataño. The epicenter was 82 km (51 miles) from San Juan (c. 418 100 pop), 74 km (46 miles) from Bayamón (c. 203 500 pop), 18 km (11 miles) from Ponce (c. 152 600 pop), 78 km (48 miles) from Caguas (c. 86 800 pop), 76 km (47 miles) from Guaynabo (c. 81 400 pop).

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

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 2 km NW of Santo Domingo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.31 mb The magnitude for the event.
Longitude -66.7665° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0813° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4 km Depth of the event in kilometers.
Place 2 km NW 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 2021-01-21 18:24:09 Time when the event occurred. UTC/GMT
Updated 2021-01-21 18:42:59 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 3.8 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 169 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 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1548 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.28 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 45 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 pr2021021009 Id of event.
Event Code 2021021009 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2021021009, A comma-separated list of event ids that are associated to an event.

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