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Minor earthquake 3.1 mag, Mona Passage, Puerto Rico

Earthquake location 18.5088S, -67.5625WA minor earthquake magnitude 3.1 (ml/mb) has occurred on Friday, Mona Passage, Puerto Rico kilometers (0 miles) from Mona Passage, Puerto Rico. Id of earthquake: pr16148027. Event ids that are associated: pr16148027. Exact location of earthquake, -67.5625° West, 18.5088° North, depth 17 km. The temblor was reported at 10:17:18 / 10:17 am (local time epicenter). Exact time and date of earthquake 27/05/16 / 2016-05-27 10:17:18 / May 27, 2016 @ 10:17 am UTC/GMT. The earthquake was roughly at a depth of 17 km (11 miles).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the event was 56 km (35 miles) from Mayagüez (c. 78 600 pop), 44 km (27 miles) from Aguadilla (c. 16 100 pop), 57 km (35 miles) from Isabela (c. 12 500 pop), 72 km (45 miles) from San Germán (c. 12 100 pop), 62 km (38 miles) from Hormigueros (c. 11 900 pop). Nearest cities/city/villages to epicentrum/hypocenter was Sabana Grande, Hatillo, Lares (min 5000 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days fifteen and in the last 365 days three hundred and fifteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 130,000 minor quakes 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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: Mona Passage, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -67.5625° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5088° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17 km Depth of the event in kilometers.
Place Mona Passage, 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 2016-05-27 10:17:18 Time when the event occurred. UTC/GMT
Updated 2016-05-27 11:06:08 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.14552708 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 306 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 pr16148027 Id of event.
Event Code 16148027 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16148027, A comma-separated list of event ids that are associated to an event.

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