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Minor earthquake, 2.9 mag strikes near Tierras Nuevas Poniente in Puerto Rico


Earthquake location 19.1081S, -66.4636WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Saturday, 71 kilometers (44 miles) from Tierras Nuevas Poniente in Puerto Rico. The 2.9-magnitude earthquake was detected at 22:36:16 / 10:36 pm (local time epicenter). Global time and date of event 08/07/18 / 2018-07-08 02:36:16 / July 8, 2018 @ 2:36 am UTC/GMT. The epicenter of the earthquake was roughly 14 km (9 miles) below the earth’s surface. Exact location of event, longitude -66.4636 West, latitude 19.1081 North, depth = 14 km. Event ids that are associated to the earthquake: pr2018189002. Id of event: pr2018189002.

Nearest cities/city/villages to epicentrum/hypocenter was Toa Baja, Manatí, Arecibo (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the earthquake was 75 km (47 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Vega Baja (c. 29 300 pop), 74 km (46 miles) from Barceloneta (c. 22 300 pop), 76 km (47 miles) from Manatí (c. 16 100 pop), 75 km (47 miles) from Dorado (c. 13 100 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days three, in the past 30 days thirteen and in the last 365 days two hundred and fifty earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor quakes in the world each year.

How would you describe the shaking?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 71 km N of Tierras Nuevas Poniente, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.4636° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1081° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 71km N of Tierras Nuevas Poniente, 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 2018-07-08 02:36:16 Time when the event occurred. UTC/GMT
Updated 2018-07-08 04:19:38 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 129 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 9 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6344 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 302 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 pr2018189002 Id of event.
Event Code 2018189002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018189002, A comma-separated list of event ids that are associated to an event.

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