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Minor earthquake, 3.12 mag was detected near Luquillo in Puerto Rico

Posted by admin on May 20, 2017 0 Comments

Earthquake location 18.8136S, -65.471WA minor earthquake magnitude 3.12 (ml/mb) strikes 55 kilometers (34 miles) from Luquillo in Puerto Rico on Friday. The epicenter of the earthquake was roughly 39 km (24 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 19/05/17 / 2017-05-19 11:17:20 / May 19, 2017 @ 11:17 am. Exact location of earthquake, longitude -65.471 West, latitude 18.8136 North, depth = 39 km. Event ids that are associated to the earthquake: pr2017139007. Id of event: pr2017139007. The 3.12-magnitude earthquake has occurred at 07:17:20 / 7:17 am (local time epicenter).

Event epicenter was 77 km (48 miles) from San Juan (c. 418 100 pop), 70 km (44 miles) from Carolina (c. 170 400 pop), 76 km (47 miles) from Trujillo Alto (c. 54 200 pop), 58 km (36 miles) from Fajardo (c. 34 100 pop), 80 km (50 miles) from Cataño (c. 28 100 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Cataño, Punta Santiago, Charlotte Amalie (min 5000 pop).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days twenty-one and in the last 365 days four hundred and thirty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel anything?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 55 km NNE of Luquillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.12 mb The magnitude for the event.
Longitude -65.471° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8136° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 39 km Depth of the event in kilometers.
Place 55km 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 2017-05-19 11:17:20 Time when the event occurred. UTC/GMT
Updated 2017-05-20 18:53:43 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 150 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.54 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 233 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 pr2017139007 Id of event.
Event Code 2017139007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017139007, A comma-separated list of event ids that are associated to an event.

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