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Minor earthquake, 3.1 mag has occurred near San Antonio in Puerto Rico


Earthquake location 18.8859S, -67.2977WA minor earthquake with magnitude 3.1 (ml/mb) was reported 48 kilometers (30 miles) from San Antonio in Puerto Rico on Sunday. Exact time and date of earthquake 27/02/17 / 2017-02-27 00:54:59 / February 27, 2017 @ 12:54 am UTC/GMT. The temblor was detected at 20:54:59 / 8:54 pm (local time epicenter). Exact location of earthquake, -67.2977° West, 18.8859° North, depth 5 km. The earthquake occurred at a depth of 5 km (3 miles). Event ids that are associated to the earthquake: pr17058000. Id of event: pr17058000.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 78 km (48 miles) from Mayagüez (c. 78 600 pop), 77 km (48 miles) from Arecibo (c. 49 300 pop), 53 km (33 miles) from Aguadilla (c. 16 100 pop), 52 km (32 miles) from Isabela (c. 12 500 pop), 69 km (43 miles) from San Sebastián (c. 11 600 pop). Closest city/cities/towns to epicentrum/hypocenter was Lares, Mayagüez, Las Marías (min 5000 pop).

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. In the past 24 hours, there have been one, in the last 10 days twelve, in the past 30 days twenty-one and in the last 365 days two hundred and twenty-one earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel the quake?

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 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: 48 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -67.2977° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8859° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 48km NNW of San Antonio, 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 2017-02-27 00:54:59 Time when the event occurred. UTC/GMT
Updated 2017-02-27 04:50:55 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 148 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.45095427 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219.6 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 pr17058000 Id of event.
Event Code 17058000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17058000, A comma-separated list of event ids that are associated to an event.

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