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Minor earthquake, 3 mag has occurred near Vega Alta in Puerto Rico


Earthquake location 18.3987S, -66.3212WA minor earthquake magnitude 3 (ml/mb) has occurred on Monday, 1 kilometers (1 miles) from Vega Alta in Puerto Rico. The temblor was reported at 17:21:45 / 5:21 pm (local time epicenter). Exact location of event, longitude -66.3212 West, latitude 18.3987 North, depth = 93 km. Event ids that are associated to the earthquake: pr16242007. Id of event: pr16242007. Date and time of earthquake in UTC/GMT: 29/08/16 / 2016-08-29 21:21:45 / August 29, 2016 @ 9:21 pm. The earthquake occurred at a depth of 93 km (58 miles).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 24 km (15 miles) from San Juan (c. 418 100 pop), 17 km (11 miles) from Bayamón (c. 203 500 pop), 38 km (24 miles) from Carolina (c. 170 400 pop), 53 km (33 miles) from Ponce (c. 152 600 pop), 34 km (21 miles) from Caguas (c. 86 800 pop). Nearest cities/city/towns to hypocenter/epicentrum was Guánica, Sabana Grande, Isabela (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days ten and in the last 365 days one hundred and fourty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel anything?

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: 1 km SE of Vega Alta, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -66.3212° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.3987° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 93 km Depth of the event in kilometers.
Place 1km SE of Vega Alta, 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 2016-08-29 21:21:45 Time when the event occurred. UTC/GMT
Updated 2016-08-29 22:02:59 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.21200241 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 162 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 pr16242007 Id of event.
Event Code 16242007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16242007, A comma-separated list of event ids that are associated to an event.

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