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Minor earthquake, 2.9 mag was detected near Brenas in Puerto Rico

Earthquake location 18.8638S, -66.3882WA minor earthquake magnitude 2.9 (ml/mb) strikes 44 kilometers (27 miles) from Brenas in Puerto Rico on Friday. Global date and time of event UTC/GMT: 07/04/17 / 2017-04-07 12:25:21 / April 7, 2017 @ 12:25 pm. Id of earthquake: pr17097005. Event ids that are associated: pr17097005. Exact location of event, longitude -66.3882 West, latitude 18.8638 North, depth = 44 km. The epicenter of the earthquake was roughly 44 km (27 miles) below the earth’s surface. The temblor was detected at 08:25:21 / 8:25 am (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Barranquitas, Canovanas, Jayuya (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 53 km (33 miles) from San Juan (c. 418 100 pop), 57 km (36 miles) from Bayamón (c. 203 500 pop), 70 km (44 miles) from Carolina (c. 170 400 pop), 63 km (39 miles) from Guaynabo (c. 81 400 pop), 69 km (43 miles) from Trujillo Alto (c. 54 200 pop).

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

Did you feel the quake?

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: 44 km N of Brenas, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.3882° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8638° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 44 km Depth of the event in kilometers.
Place 44km 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 2017-04-07 12:25:21 Time when the event occurred. UTC/GMT
Updated 2017-04-07 16:59:30 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 129 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.61983755 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 226.8 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 pr17097005 Id of event.
Event Code 17097005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17097005, A comma-separated list of event ids that are associated to an event.

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