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Minor earthquake, 3.11 mag has occurred near San Antonio in Puerto Rico

Earthquake location 19.242S, -67.5406WA minor earthquake magnitude 3.11 (ml/mb) has occurred on Tuesday, 95 km NNW of San Antonio, Puerto Rico (59 miles). Exact time and date of event in UTC/GMT: 18/06/19 / 2019-06-18 05:18:20 / June 18, 2019 @ 5:18 am. The 3.11-magnitude earthquake was detected at 00:18:20 / 12:18 am (local time epicenter). Unique identifier: pr2019169003. Ids that are associated to the event: pr2019169003. The earthquake occurred at a depth of 83 km (52 miles). Exact location of earthquake, -67.5406° West, 19.242° North, depth 83 km.

Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been one, in the last 10 days thirteen, in the past 30 days twenty-two and in the last 365 days four hundred and thirty-one earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

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. 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: 95 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.11 mb The magnitude for the event.
Longitude -67.5406° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.242° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 83 km Depth of the event in kilometers.
Place 95km 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 2019-06-18 05:18:20 Time when the event occurred. UTC/GMT
Updated 2019-06-18 09:58:10 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 149 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 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.8856 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 211 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 pr2019169003 Id of event.
Event Code 2019169003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019169003, A comma-separated list of event ids that are associated to an event.

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