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Minor earthquake, 3.05 mag has occurred near Brenas in Puerto Rico

Earthquake location 19.1403S, -66.4395WA minor earthquake with magnitude 3.05 (ml/mb) was detected on Friday, 75 kilometers (47 miles) from Brenas in Puerto Rico. Exact location of earthquake, -66.4395° West, 19.1403° North, depth 18 km. Exact time and date of event in UTC/GMT: 10/07/20 / 2020-07-10 06:30:37 / July 10, 2020 @ 6:30 am. Event id: pr2020192015. Ids that are associated to the earthquake: pr2020192015. The earthquake occurred at a depth of 18 km (11 miles) below the earth’s surface. The temblor was reported at 06:30:37 / 6:30 am (local time epicenter).

Epicenter of the event was 78 km (48 miles) from Vega Baja (c. 29 300 pop), 77 km (48 miles) from Barceloneta (c. 22 300 pop), 78 km (48 miles) from Dorado (c. 13 100 pop), 78 km (48 miles) from Ceiba (c. 6 600 pop), 78 km (49 miles) from San Antonio (c. 6 500 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Antonio, Dorado, Ceiba. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been eleven, in the last 10 days twelve, in the past 30 days twenty-three and in the last 365 days seven hundred and fourty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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: 75 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.05 mb The magnitude for the event.
Longitude -66.4395° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1403° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18 km Depth of the event in kilometers.
Place 75 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 2020-07-10 06:30:37 Time when the event occurred. UTC/GMT
Updated 2020-07-22 19:00:15 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 143 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6693 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 277 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 pr2020192015 Id of event.
Event Code 2020192015 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020192015, A comma-separated list of event ids that are associated to an event.

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