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Minor earthquake, 2.87 mag was detected near San Antonio in Puerto Rico

Earthquake location 19.1606S, -67.3878WA minor earthquake magnitude 2.87 (ml/mb) strikes 80 km NNW of San Antonio, Puerto Rico (50 miles) on Monday. The temblor was picked up at 06:06:57 / 6:06 am (local time epicenter). Exact time and date of earthquake 23/12/19 / 2019-12-23 10:06:57 / December 23, 2019 @ 10:06 am UTC/GMT. Exact location of event, depth 52 km, -67.3878° West, 19.1606° North. The earthquake was roughly at a depth of 52 km (32 miles). Id of earthquake: pr2019357022. Event ids that are associated: pr2019357022.

In the past 24 hours, there have been ten, in the last 10 days one hundred and six, in the past 30 days one hundred and seventy-two and in the last 365 days nine hundred and fifty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 80 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.87 mb The magnitude for the event.
Longitude -67.3878° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1606° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 52 km Depth of the event in kilometers.
Place 80km NNW 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 2019-12-23 10:06:57 Time when the event occurred. UTC/GMT
Updated 2019-12-23 13:45:20 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 127 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 4 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.0301 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.24 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 323 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 pr2019357022 Id of event.
Event Code 2019357022 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019357022, A comma-separated list of event ids that are associated to an event.

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