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Minor earthquake, 3 mag was detected near Playita Cortada in Puerto Rico


Earthquake location 17.972S, -66.4261WA minor earthquake with magnitude 3 (ml/mb) was reported 1 kilometers (1 miles) from Playita Cortada in Puerto Rico on Saturday. The temblor was picked up at 14:19:15 / 2:19 pm (local time epicenter). The earthquake occurred at a depth of 7 km (4 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 26/12/15 / 2015-12-26 18:19:15 / December 26, 2015 @ 6:19 pm. Exact location of earthquake, -66.4261° West, 17.972° North, depth 7 km. Event ids that are associated to the earthquake: pr15360007. Id of event: pr15360007.

Epicenter of the event was 65 km (40 miles) from San Juan (c. 418 100 pop), 55 km (34 miles) from Bayamón (c. 203 500 pop), 67 km (42 miles) from Carolina (c. 170 400 pop), 20 km (13 miles) from Ponce (c. 152 600 pop), 49 km (31 miles) from Caguas (c. 86 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Naguabo, Quebradillas, Río Grande. Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

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

Questions or comments?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 1 km SE of Playita Cortada, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -66.4261° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.972° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7 km Depth of the event in kilometers.
Place 1km SE of Playita Cortada, 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 2015-12-26 18:19:15 Time when the event occurred. UTC/GMT
Updated 2015-12-26 18:48:32 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 139 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 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.17696811 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 183.6 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 pr15360007 Id of event.
Event Code 15360007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15360007, A comma-separated list of event ids that are associated to an event.

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