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Minor earthquake, 2.8 mag strikes near San Antonio in Puerto Rico


Earthquake location 18.8906S, -67.561WA minor earthquake magnitude 2.8 (ml/mb) has struck on Friday, 65 kilometers (40 miles) from San Antonio in Puerto Rico. The epicenter was at a depth of 22 km (14 miles). Unique identifier: pr16190004. Ids that are associated to the event: pr16190004. The 2.8-magnitude earthquake has occurred at 18:01:34 / 6:01 pm (local time epicenter). Global time and date of event 08/07/16 / 2016-07-08 23:01:34 / July 8, 2016 @ 11:01 pm UTC/GMT. Exact location of event, depth 22 km, -67.561° West, 18.8906° North.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Moca, Isabela, Rincón. Event epicenter was 67 km (42 miles) from Aguadilla (c. 16 100 pop), 71 km (44 miles) from Isabela (c. 12 500 pop), 73 km (45 miles) from Moca (c. 5 000 pop), 69 km (43 miles) from Aguada (c. 4 000 pop), 69 km (43 miles) from Rincón (c. 1 500 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 ten, in the past 30 days twenty-two and in the last 365 days three hundred and twenty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. Every year there are an estimated 1,300,000 minor earthquakes in the world.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 65 km NW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -67.561° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8906° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22 km Depth of the event in kilometers.
Place 65km NW 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 2016-07-08 23:01:34 Time when the event occurred. UTC/GMT
Updated 2016-07-09 03:33:39 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.50934477 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.31 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 313.2 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 pr16190004 Id of event.
Event Code 16190004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16190004, A comma-separated list of event ids that are associated to an event.

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