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Minor earthquake: M2.83 quake has struck near Luquillo in Puerto Rico

Posted by admin on September 20, 2018 0 Comments

Earthquake location 18.9213S, -65.4286WA minor earthquake with magnitude 2.83 (ml/mb) was reported 67 kilometers (42 miles) from Luquillo in Puerto Rico on Thursday. The earthquake was roughly at a depth of 66 km (41 miles). Exact location of event, depth 66 km, -65.4286° West, 18.9213° North. Global time and date of event 20/09/18 / 2018-09-20 16:53:15 / September 20, 2018 @ 4:53 pm UTC/GMT. Id of earthquake: pr2018263012. Event ids that are associated: pr2018263012. The 2.83-magnitude earthquake was detected at 12:53:15 / 12:53 pm (local time epicenter).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 70 km (44 miles) from Fajardo (c. 34 100 pop), 74 km (46 miles) from Río Grande (c. 13 500 pop), 68 km (42 miles) from Luquillo (c. 8 300 pop), 76 km (47 miles) from San Isidro (c. 8 100 pop), 77 km (48 miles) from Ceiba (c. 6 300 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ceiba, San Isidro, Río Grande.

Every 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 ten, in the past 30 days twenty-eight and in the last 365 days four hundred and seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

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

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More information

Parameter Value Description
Magnitude 2.83 mb The magnitude for the event.
Longitude -65.4286° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9213° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 66 km Depth of the event in kilometers.
Place 67km NNE of Luquillo, 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 2018-09-20 16:53:15 Time when the event occurred. UTC/GMT
Updated 2018-09-20 19:22:09 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 123 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.8853 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 322 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 pr2018263012 Id of event.
Event Code 2018263012 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018263012, A comma-separated list of event ids that are associated to an event.

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