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Minor earthquake, 2.84 mag strikes near Bairoa in Puerto Rico

Earthquake location 18.2891S, -66.0668WA minor earthquake magnitude 2.84 (ml/mb) has struck on Friday, 4 kilometers (2 miles) from Bairoa in Puerto Rico. All ids that are associated to the event: pr2018082015. Unique identifier: pr2018082015. Date and time of earthquake in UTC/GMT: 23/03/18 / 2018-03-23 19:40:54 / March 23, 2018 @ 7:40 pm. The 2.84-magnitude earthquake has occurred at 15:40:54 / 3:40 pm (local time epicenter). Exact location of earthquake, -66.0668° West, 18.2891° North, depth 117 km. The earthquake occurred at a depth of 117 km (73 miles).

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 20 km (13 miles) from San Juan (c. 418 100 pop), 15 km (10 miles) from Bayamón (c. 203 500 pop), 15 km (10 miles) from Carolina (c. 170 400 pop), 66 km (41 miles) from Ponce (c. 152 600 pop), 6 km (4 miles) from Caguas (c. 86 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Peñuelas, Arecibo, Adjuntas.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days eight, in the past 30 days fifteen and in the last 365 days one hundred and seventy-four earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor quakes in the world each year.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 4 km NW of Bairoa, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.84 mb The magnitude for the event.
Longitude -66.0668° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.2891° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 117 km Depth of the event in kilometers.
Place 4km NW of Bairoa, 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 2018-03-23 19:40:54 Time when the event occurred. UTC/GMT
Updated 2018-03-24 00:51:27 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 124 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 0.5554 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 329 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 pr2018082015 Id of event.
Event Code 2018082015 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018082015, A comma-separated list of event ids that are associated to an event.

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