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Minor earthquake 3.18 mag, 99 km N of Brenas, Puerto Rico


Earthquake location 19.37S, -66.307666666667WA minor earthquake with magnitude 3.18 (ml/mb) was detected on Sunday, 99 km N of Brenas, Puerto Rico (62 miles). Global time and date of event 01/12/24 / 2024-12-01 15:51:52 / December 1, 2024 @ 3:51 pm UTC/GMT. Exact location of earthquake, -66.307666666667° West, 19.37° North, depth 24.99 km. Id of earthquake: pr71467418. Event ids that are associated: pr71467418. The 3.18-magnitude earthquake has occurred at 15:51:52 / 3:51 pm (local time epicenter). The earthquake occurred at a depth of 24.99 km (16 miles) below the earth’s surface.

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 99 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.18 mb The magnitude for the event.
Longitude -66.307666666667° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.37° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24.99 km Depth of the event in kilometers.
Place 99 km N of Brenas, 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 2024-12-01 15:51:52 Time when the event occurred. UTC/GMT
Updated 2024-12-01 16:22:32 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 156 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.9127 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 285 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 pr71467418 Id of event.
Event Code 71467418 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr71467418, A comma-separated list of event ids that are associated to an event.

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