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Minor earthquake, 2.8 mag strikes near Mayaguez in Puerto Rico



Earthquake location 18.2129S, -67.1883WA minor earthquake magnitude 2.8 (ml/mb) strikes 5 kilometers (3 miles) from Mayaguez in Puerto Rico on Tuesday. Exact location, longitude -67.1883° West, latitude 18.2129° North, depth = 27 km. The 2.8-magnitude earthquake has occurred at 10:51:46 / 10:51 am (local time epicenter). The earthquake occurred at a depth of 27 km (17 miles). Exact time and date of earthquake 28/02/17 / 2017-02-28 14:51:46 / February 28, 2017 @ 2:51 pm UTC/GMT. Event ids that are associated to the earthquake: pr17059005. Id of event: pr17059005.

Nearest cities/city/villages to epicentrum/hypocenter was Manatí, Ciales, Juana Díaz (min 5000 pop). Epicenter of the event was 65 km (40 miles) from Ponce (c. 152 600 pop), 5 km (3 miles) from Mayagüez (c. 78 600 pop), 58 km (36 miles) from Arecibo (c. 49 300 pop), 73 km (46 miles) from Barceloneta (c. 22 300 pop), 41 km (25 miles) from Yauco (c. 20 300 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

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

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 5 km WNW of Mayaguez, Puerto Rico. This data 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 -67.1883° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.2129° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 27 km Depth of the event in kilometers.
Place 5km WNW of Mayaguez, 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 14:51:46 Time when the event occurred. UTC/GMT
Updated 2017-02-28 17:32:24 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 0.10420457 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.37 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 140.4 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 pr17059005 Id of event.
Event Code 17059005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17059005, A comma-separated list of event ids that are associated to an event.

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