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Minor earthquake, 2.8 mag was detected near San Juan in Puerto Rico

Posted by admin on September 19, 2015 0 Comments

Earthquake location 18.7099S, -66.074WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Saturday, 27 kilometers (17 miles) from San Juan in Puerto Rico. Date and time of earthquake in UTC/GMT: 19/09/15 / 2015-09-19 06:06:33 / September 19, 2015 @ 6:06 am. The temblor was picked up at 02:06:33 / 2:06 am (local time epicenter). The earthquake occurred at a depth of 18 km (11 miles) below the earth’s surface. Exact location of event, longitude -66.074 West, latitude 18.7099 North, depth = 18 km. Unique identifier: pr15262003. Ids that are associated to the event: pr15262003.

Epicenter of the event was 27 km (17 miles) from San Juan (c. 418 100 pop), 36 km (22 miles) from Bayamón (c. 203 500 pop), 39 km (24 miles) from Carolina (c. 170 400 pop), 53 km (33 miles) from Caguas (c. 86 800 pop), 39 km (24 miles) from Guaynabo (c. 81 400 pop). Closest city/cities/towns to epicentrum/hypocenter was Coamo, Yabucoa, Arecibo (min 5000 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 1,300,000 minor quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days nineteen, in the past 30 days fifty-six and in the last 365 days four hundred and twenty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 27 km N of San Juan, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.074° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.7099° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18 km Depth of the event in kilometers.
Place 27km N 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 2015-09-19 06:06:33 Time when the event occurred. UTC/GMT
Updated 2015-09-19 09:49:49 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 121 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 0.39885199 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 255.6 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 pr15262003 Id of event.
Event Code 15262003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15262003, A comma-separated list of event ids that are associated to an event.

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