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Minor earthquake, 2.95 mag strikes near San Antonio in Puerto Rico


Earthquake location 19.1751S, -67.6213WA minor earthquake magnitude 2.95 (ml/mb) has struck on Saturday, 93 km NW of San Antonio, Puerto Rico (58 miles). The epicenter of the earthquake was roughly 34 km (21 miles) below the earth’s surface. The temblor was detected at 18:45:31 / 6:45 pm (local time epicenter). Global date and time of event UTC/GMT: 21/12/19 / 2019-12-21 23:45:31 / December 21, 2019 @ 11:45 pm. Unique identifier: pr2019355034. Ids that are associated to the event: pr2019355034. Exact location of event, longitude -67.6213 West, latitude 19.1751 North, depth = 34 km.

In the past 24 hours, there have been eighteen, in the last 10 days ninety-six, in the past 30 days one hundred and sixty-six and in the last 365 days nine hundred and fourty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel the quake?

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: 93 km NW of San Antonio, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.95 mb The magnitude for the event.
Longitude -67.6213° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1751° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34 km Depth of the event in kilometers.
Place 93km NW 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 2019-12-21 23:45:31 Time when the event occurred. UTC/GMT
Updated 2019-12-22 09:01:32 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 134 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.8723 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.29 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 337 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 pr2019355034 Id of event.
Event Code 2019355034 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019355034, A comma-separated list of event ids that are associated to an event.

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