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Minor earthquake, 2.85 mag has occurred near San Antonio in Puerto Rico


Earthquake location 18.9978S, -67.4601WA minor earthquake magnitude 2.85 (ml/mb) has struck on Sunday, 67 kilometers (42 miles) from San Antonio in Puerto Rico. Exact time and date of earthquake 16/09/18 / 2018-09-16 17:51:42 / September 16, 2018 @ 5:51 pm UTC/GMT. Exact location of event, longitude -67.4601 West, latitude 18.9978 North, depth = 51 km. Event id: pr2018259003. Ids that are associated to the earthquake: pr2018259003. The 2.85-magnitude earthquake was detected at 13:51:42 / 1:51 pm (local time epicenter). The epicenter of the earthquake was roughly 51 km (32 miles) below the earth’s surface.

Epicenter of the earthquake was 71 km (44 miles) from Aguadilla (c. 16 100 pop), 72 km (45 miles) from Isabela (c. 12 500 pop), 76 km (47 miles) from Moca (c. 5 000 pop), 74 km (46 miles) from Aguada (c. 4 000 pop), 76 km (47 miles) from Rincón (c. 1 500 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Rincón, Moca, Aguada (min 5000 pop).

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

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 67 km NW of San Antonio, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -67.4601° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9978° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 51 km Depth of the event in kilometers.
Place 67km 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 2018-09-16 17:51:42 Time when the event occurred. UTC/GMT
Updated 2018-09-16 18:13:11 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 125 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6136 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.66 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 295 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 pr2018259003 Id of event.
Event Code 2018259003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018259003, A comma-separated list of event ids that are associated to an event.

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