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Minor earthquake 2.8 mag, 55 km N of Hatillo, Puerto Rico


Earthquake location 18.9834S, -66.7925WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Wednesday, 55 kilometers (34 miles) from Hatillo in Puerto Rico. Exact location, longitude -66.7925° West, latitude 18.9834° North, depth = 43 km. Id of earthquake: pr16210000. Event ids that are associated: pr16210000. Global date and time of event UTC/GMT: 28/07/16 / 2016-07-28 01:41:30 / July 28, 2016 @ 1:41 am. The epicenter of the earthquake was roughly 43 km (27 miles) below the earth’s surface. The 2.8-magnitude earthquake has occurred at 21:41:30 / 9:41 pm (local time epicenter).

Earthquake epicenter was 57 km (36 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Vega Baja (c. 29 300 pop), 65 km (40 miles) from Barceloneta (c. 22 300 pop), 69 km (43 miles) from Manatí (c. 16 100 pop), 73 km (45 miles) from Aguadilla (c. 16 100 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Lares, Ceiba, San Sebastián (min 5000 pop).

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

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 55 km N of Hatillo, Puerto Rico. This data 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 -66.7925° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9834° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 43 km Depth of the event in kilometers.
Place 55km 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 2016-07-28 01:41:30 Time when the event occurred. UTC/GMT
Updated 2016-07-28 05:44:52 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 6 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.63331228 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 288 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 pr16210000 Id of event.
Event Code 16210000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16210000, A comma-separated list of event ids that are associated to an event.

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