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Minor earthquake 3 mag, 28 km SE of El Negro, Puerto Rico


Earthquake location 17.8892S, -65.6344WA minor earthquake magnitude 3 (ml/mb) strikes 28 kilometers (17 miles) from El Negro in Puerto Rico on Saturday. The 3-magnitude earthquake has occurred at 20:23:32 / 8:23 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 20/11/16 / 2016-11-20 00:23:32 / November 20, 2016 @ 12:23 am. The earthquake was roughly at a depth of 6 km (4 miles). Event ids that are associated to the earthquake: pr16325000. Id of event: pr16325000. Exact location of earthquake, -65.6344° West, 17.8892° North, depth 6 km.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Barranquitas, Comerío, Guaynabo (min 5000 pop). Earthquake epicenter was 64 km (40 miles) from Carolina (c. 170 400 pop), 58 km (36 miles) from Caguas (c. 86 800 pop), 72 km (45 miles) from Guaynabo (c. 81 400 pop), 65 km (40 miles) from Trujillo Alto (c. 54 200 pop), 49 km (30 miles) from Fajardo (c. 34 100 pop).

In the past 24 hours, there have been one, in the last 10 days ten, in the past 30 days thirteen and in the last 365 days ninety-three earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

How would you describe the shaking?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 28 km SE of El Negro, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -65.6344° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8892° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6 km Depth of the event in kilometers.
Place 28km 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 2016-11-20 00:23:32 Time when the event occurred. UTC/GMT
Updated 2016-11-20 02:06:47 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 138 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.22098556 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.4 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 pr16325000 Id of event.
Event Code 16325000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16325000, A comma-separated list of event ids that are associated to an event.

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