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Minor earthquake 2.8 mag, 1 km SSW of Liborio Negron Torres, Puerto Rico


Earthquake location 18.0347S, -66.9475WA minor earthquake magnitude 2.8 (ml/mb) has struck on Saturday, 1 kilometers (1 miles) from Liborio Negron Torres in Puerto Rico. Exact location of event, depth 12 km, -66.9475° West, 18.0347° North. Event ids that are associated to the earthquake: pr15360003. Id of event: pr15360003. Exact time and date of event in UTC/GMT: 26/12/15 / 2015-12-26 09:09:26 / December 26, 2015 @ 9:09 am. The epicenter of the earthquake was roughly 12 km (7 miles) below the earth’s surface. The temblor was picked up at 05:09:26 / 5:09 am (local time epicenter).

Nearest cities/city/villages to epicentrum/hypocenter was Corozal, Vega Baja, Aibonito (min 5000 pop). The epicenter was 35 km (22 miles) from Ponce (c. 152 600 pop), 27 km (17 miles) from Mayagüez (c. 78 600 pop), 54 km (34 miles) from Arecibo (c. 49 300 pop), 75 km (46 miles) from Vega Baja (c. 29 300 pop), 63 km (39 miles) from Barceloneta (c. 22 300 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

In the past 24 hours, there have been 0, in the last 10 days three, in the past 30 days six and in the last 365 days ninety-three earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world.

Did you feel it?

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: 1 km SSW of Liborio Negron Torres, 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 -66.9475° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0347° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 1km SSW of Liborio Negron Torres, 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 09:09:26 Time when the event occurred. UTC/GMT
Updated 2015-12-26 09:28:59 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0880349 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100.8 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 pr15360003 Id of event.
Event Code 15360003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15360003, A comma-separated list of event ids that are associated to an event.

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