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Minor earthquake, 2.8 mag strikes near Puerto Real in Puerto Rico


Earthquake location 18.1564S, -67.2634WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Tuesday, 12 kilometers (7 miles) from Puerto Real in Puerto Rico. The 2.8-magnitude earthquake has occurred at 03:23:44 / 3:23 am (local time epicenter). Exact location of event, longitude -67.2634 West, latitude 18.1564 North, depth = 15 km. Exact time and date of event in UTC/GMT: 28/02/17 / 2017-02-28 07:23:44 / February 28, 2017 @ 7:23 am. Id of earthquake: pr17059002. Event ids that are associated: pr17059002. The epicenter of the earthquake was roughly 15 km (9 miles) below the earth’s surface.

Epicenter of the event was 71 km (44 miles) from Ponce (c. 152 600 pop), 14 km (9 miles) from Mayagüez (c. 78 600 pop), 68 km (42 miles) from Arecibo (c. 49 300 pop), 46 km (28 miles) from Yauco (c. 20 300 pop), 57 km (35 miles) from Adjuntas (c. 19 500 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Estancias de Florida, Jayuya, Ponce (min 5000 pop).

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

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 12 km NW of Puerto Real, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -67.2634° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.1564° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 15 km Depth of the event in kilometers.
Place 12km NW of Puerto Real, 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 2017-02-28 07:23:44 Time when the event occurred. UTC/GMT
Updated 2017-02-28 12:03:01 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 121 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.20840915 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 180 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 pr17059002 Id of event.
Event Code 17059002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17059002, A comma-separated list of event ids that are associated to an event.

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