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Minor earthquake: M3.1 quake has struck near Arroyo in Puerto Rico

Posted by admin on July 15, 2016 0 Comments

Earthquake location 17.7635S, -65.9783WA minor earthquake magnitude 3.1 (ml/mb) strikes 24 kilometers (15 miles) from Arroyo in Puerto Rico on Thursday. The 3.1-magnitude earthquake has occurred at 23:56:55 / 11:56 pm (local time epicenter). Exact time and date of earthquake 15/07/16 / 2016-07-15 03:56:55 / July 15, 2016 @ 3:56 am UTC/GMT. Exact location, longitude -65.9783° West, latitude 17.7635° North, depth = 12 km. Id of earthquake: pr16197001. Event ids that are associated: pr16197001. The earthquake occurred at a depth of 12 km (7 miles).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the earthquake was 79 km (49 miles) from San Juan (c. 418 100 pop), 73 km (45 miles) from Bayamón (c. 203 500 pop), 69 km (43 miles) from Carolina (c. 170 400 pop), 73 km (45 miles) from Ponce (c. 152 600 pop), 53 km (33 miles) from Caguas (c. 86 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ingenio, San Juan, Levittown.

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days four and in the last 365 days fourty-two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 24 km SSE of Arroyo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -65.9783° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.7635° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 24km SSE of Arroyo, 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 2016-07-15 03:56:55 Time when the event occurred. UTC/GMT
Updated 2016-07-15 04:16:39 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 148 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 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.23446029 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 223.2 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 pr16197001 Id of event.
Event Code 16197001 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16197001, A comma-separated list of event ids that are associated to an event.

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