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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.45 quake has struck near San Antonio in Puerto Rico


Earthquake location 19.1915S, -67.1753WA minor earthquake with magnitude 3.45 (ml/mb) was reported 77 kilometers (48 miles) from San Antonio in Puerto Rico on Wednesday. The earthquake occurred at a depth of 39 km (24 miles). Global date and time of event UTC/GMT: 27/01/21 / 2021-01-27 04:39:55 / January 27, 2021 @ 4:39 am. The temblor was reported at 04:39:55 / 4:39 am (local time epicenter). All ids that are associated to the event: pr2021027005. Unique identifier: pr2021027005. Exact location of event, depth 39 km, -67.1753° West, 19.1915° North.

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 78 km (49 miles) from Isabela (c. 12 500 pop), 84 km (52 miles) from Quebradillas (c. 5 600 pop). Closest city/cities/towns to epicentrum/hypocenter was Quebradillas, Isabela (min 5000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days seven, in the past 30 days twenty-one and in the last 365 days four hundred and eighty earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 77 km N of San Antonio, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.45 mb The magnitude for the event.
Longitude -67.1753° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1915° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 39 km Depth of the event in kilometers.
Place 77 km N of San Antonio, 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 2021-01-27 04:39:55 Time when the event occurred. UTC/GMT
Updated 2021-01-27 06:10:52 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 183 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 25 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7268 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 245 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 pr2021027005 Id of event.
Event Code 2021027005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2021027005, A comma-separated list of event ids that are associated to an event.

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