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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.28 mag was detected near San Antonio in Puerto Rico


Earthquake location 19.0041S, -67.684WA minor earthquake with magnitude 3.28 (ml/mb) was reported 83 km NW of San Antonio, Puerto Rico (52 miles) on Friday. The earthquake was roughly at a depth of 23 km (14 miles). Exact location of event, longitude -67.684 West, latitude 19.0041 North, depth = 23 km. The temblor was reported at 11:16:50 / 11:16 am (local time epicenter). All ids that are associated to the event: pr2018012007. Unique identifier: pr2018012007. Global time and date of event 12/01/18 / 2018-01-12 16:16:50 / January 12, 2018 @ 4:16 pm UTC/GMT.

In the past 24 hours, there have been one, in the last 10 days six, in the past 30 days thirty and in the last 365 days three hundred and fifteen 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. There are an estimated 130,000 minor earthquakes in the world each year.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 83 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 3.28 mb The magnitude for the event.
Longitude -67.684° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0041° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23 km Depth of the event in kilometers.
Place 83km 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 2018-01-12 16:16:50 Time when the event occurred. UTC/GMT
Updated 2018-01-12 22:10:14 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 166 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7849 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.39 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 333 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 pr2018012007 Id of event.
Event Code 2018012007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018012007, A comma-separated list of event ids that are associated to an event.

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