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Minor earthquake, 2.81 mag strikes near San Antonio in Puerto Rico

Posted by admin on October 19, 2018 0 Comments

Earthquake location 18.8215S, -67.3291WA minor earthquake magnitude 2.81 (ml/mb) has occurred on Friday, 43 kilometers (27 miles) from San Antonio in Puerto Rico. Exact location of earthquake, -67.3291° West, 18.8215° North, depth 5 km. The temblor was reported at 00:13:33 / 12:13 am (local time epicenter). Event ids that are associated to the earthquake: pr2018292006. Id of event: pr2018292006. The epicenter was at a depth of 5 km (3 miles). Global date and time of event UTC/GMT: 19/10/18 / 2018-10-19 04:13:33 / October 19, 2018 @ 4:13 am.

Nearest cities/city/villages to epicentrum/hypocenter was Lares, Arecibo, Las Marías (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 72 km (45 miles) from Mayagüez (c. 78 600 pop), 75 km (47 miles) from Arecibo (c. 49 300 pop), 48 km (30 miles) from Aguadilla (c. 16 100 pop), 48 km (30 miles) from Isabela (c. 12 500 pop), 65 km (40 miles) from San Sebastián (c. 11 600 pop).

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

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 43 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -67.3291° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8215° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 43km NNW 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 2018-10-19 04:13:33 Time when the event occurred. UTC/GMT
Updated 2018-10-19 08:55:52 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.4157 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 220 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 pr2018292006 Id of event.
Event Code 2018292006 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018292006, A comma-separated list of event ids that are associated to an event.

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