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Minor earthquake, 2.8 mag was detected near Hatillo in Puerto Rico


Earthquake location 19.1305S, -66.848WA minor earthquake magnitude 2.8 (ml/mb) has struck on Thursday, 71 kilometers (44 miles) from Hatillo in Puerto Rico. Id of earthquake: pr16077002. Event ids that are associated: pr16077002. The earthquake was roughly at a depth of 52 km (32 miles). Global date and time of event UTC/GMT: 17/03/16 / 2016-03-17 18:34:47 / March 17, 2016 @ 6:34 pm. The temblor was detected at 14:34:47 / 2:34 pm (local time epicenter). Exact location of event, longitude -66.848 West, latitude 19.1305 North, depth = 52 km.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 74 km (46 miles) from Arecibo (c. 49 300 pop), 72 km (45 miles) from Isabela (c. 12 500 pop), 72 km (45 miles) from Hatillo (c. 5 600 pop), 74 km (46 miles) from Quebradillas (c. 5 600 pop), 72 km (45 miles) from Camuy (c. 4 200 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Arecibo, Quebradillas, Isabela.

Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days fifteen and in the last 365 days four hundred and fifty-three earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

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. 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: 71 km N of Hatillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.848° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1305° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 52 km Depth of the event in kilometers.
Place 71km N of Hatillo, 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 2016-03-17 18:34:47 Time when the event occurred. UTC/GMT
Updated 2016-03-17 20:05:54 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 10 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7051775 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 270 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 pr16077002 Id of event.
Event Code 16077002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16077002, A comma-separated list of event ids that are associated to an event.

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