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Light earthquake, 4.3 mag was detected near Luquillo in Puerto Rico

Posted by admin on February 9, 2018 0 Comments

Earthquake location 18.679S, -65.61WA light earthquake magnitude 4.3 (ml/mb) has struck on Friday, 35 kilometers (22 miles) from Luquillo in Puerto Rico. Exact location, longitude -65.61° West, latitude 18.679° North, depth = 23.3 km. Exact time and date of earthquake 09/02/18 / 2018-02-09 16:50:20 / February 9, 2018 @ 4:50 pm UTC/GMT. The epicenter of the earthquake was roughly 23.3 km (14 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.3-magnitude earthquake has occurred at 12:50:20 / 12:50 pm (local time epicenter). Id of earthquake: pt18040002. Event ids that are associated: pt18040002.

Earthquake epicenter was 57 km (36 miles) from San Juan (c. 418 100 pop), 65 km (41 miles) from Bayamón (c. 203 500 pop), 49 km (31 miles) from Carolina (c. 170 400 pop), 68 km (42 miles) from Caguas (c. 86 800 pop), 64 km (40 miles) from Guaynabo (c. 81 400 pop), 55 km (34 miles) from Trujillo Alto (c. 54 200 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Morovis, Arroyo, Barranquitas. Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

In the past 24 hours, there have been two, in the last 10 days fifteen, in the past 30 days thirty-nine and in the last 365 days three hundred and seventy-six earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 35 km NNE of Luquillo, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -65.61° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.679° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.3 km Depth of the event in kilometers.
Place 35km 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 2018-02-09 16:50:20 Time when the event occurred. UTC/GMT
Updated 2018-02-09 16:59:02 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.2 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 285 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pt The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pt, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pt18040002 Id of event.
Event Code 18040002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt18040002, A comma-separated list of event ids that are associated to an event.

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