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Minor earthquake: M2.9 quake has struck near Maria Antonia in Puerto Rico



Earthquake location 17.9365S, -66.8618WA minor earthquake magnitude 2.9 (ml/mb) has struck on Saturday, 5 kilometers (3 miles) from Maria Antonia in Puerto Rico. Id of earthquake: pr16262002. Event ids that are associated: pr16262002. The earthquake occurred at a depth of 3 km (2 miles) below the earth’s surface. Exact location of event, depth 3 km, -66.8618° West, 17.9365° North. Global date and time of event UTC/GMT: 18/09/16 / 2016-09-18 03:57:31 / September 18, 2016 @ 3:57 am. The 2.9-magnitude earthquake has occurred at 23:57:31 / 11:57 pm (local time epicenter).

Event epicenter was 27 km (17 miles) from Ponce (c. 152 600 pop), 42 km (26 miles) from Mayagüez (c. 78 600 pop), 62 km (38 miles) from Arecibo (c. 49 300 pop), 75 km (47 miles) from Vega Baja (c. 29 300 pop), 67 km (41 miles) from Barceloneta (c. 22 300 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Vega Alta, Naranjito, Cayey (min 5000 pop).

In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days two and in the last 365 days eighty-one earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 5 km SSE of Maria Antonia, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.8618° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9365° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3 km Depth of the event in kilometers.
Place 5km SSE of Maria Antonia, 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 2016-09-18 03:57:31 Time when the event occurred. UTC/GMT
Updated 2016-09-18 04:13:29 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 129 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0413225 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.4 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 180 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 pr16262002 Id of event.
Event Code 16262002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16262002, A comma-separated list of event ids that are associated to an event.

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