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Minor earthquake, 2.8 mag has occurred near El Negro in Puerto Rico

Earthquake location 17.8628S, -65.6351WA minor earthquake magnitude 2.8 (ml/mb) has struck on Friday, 29 kilometers (18 miles) from El Negro in Puerto Rico. The temblor was detected at 13:46:48 / 1:46 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 16/12/16 / 2016-12-16 17:46:48 / December 16, 2016 @ 5:46 pm. Event id: pr16351005. Ids that are associated to the earthquake: pr16351005. Exact location, longitude -65.6351° West, latitude 17.8628° North, depth = 10 km. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Guaynabo, Comerío, Aibonito. Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 67 km (42 miles) from Carolina (c. 170 400 pop), 60 km (37 miles) from Caguas (c. 86 800 pop), 75 km (46 miles) from Guaynabo (c. 81 400 pop), 67 km (42 miles) from Trujillo Alto (c. 54 200 pop), 52 km (32 miles) from Fajardo (c. 34 100 pop).

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 two, in the past 30 days eleven and in the last 365 days ninety-two earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 1,300,000 minor earthquakes in the world each year.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 29 km SE of El Negro, 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 -65.6351° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8628° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 29km SE of El Negro, 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 2016-12-16 17:46:48 Time when the event occurred. UTC/GMT
Updated 2016-12-16 20:01:06 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.24524007 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 244.8 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 pr16351005 Id of event.
Event Code 16351005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16351005, A comma-separated list of event ids that are associated to an event.

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