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Minor earthquake: M3.18 quake has struck near San Juan in Puerto Rico

Posted by admin on May 25, 2017 0 Comments

Earthquake location 19.245S, -65.8436WA minor earthquake with magnitude 3.18 (ml/mb) was detected on Monday, 90 km NNE of San Juan, Puerto Rico (56 miles). Event ids that are associated to the earthquake: pr2017142009. Id of event: pr2017142009. The 3.18-magnitude earthquake has occurred at 07:15:55 / 7:15 am (local time epicenter). The earthquake occurred at a depth of 116 km (72 miles) below the earth’s surface. Exact location of earthquake, -65.8436° West, 19.245° North, depth 116 km. Global time and date of event 22/05/17 / 2017-05-22 11:15:55 / May 22, 2017 @ 11:15 am UTC/GMT.

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

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 90 km NNE of San Juan, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.18 mb The magnitude for the event.
Longitude -65.8436° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.245° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 116 km Depth of the event in kilometers.
Place 90km NNE of San Juan, 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 2017-05-22 11:15:55 Time when the event occurred. UTC/GMT
Updated 2017-05-25 00:31:52 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 156 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 1.0295 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.36 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 266 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 pr2017142009 Id of event.
Event Code 2017142009 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017142009, A comma-separated list of event ids that are associated to an event.

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