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Minor earthquake, 2.9 mag was detected near Quebradillas in Puerto Rico



Earthquake location 18.5489S, -66.933WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Monday, 8 kilometers (5 miles) from Quebradillas in Puerto Rico. Exact time and date of event in UTC/GMT: 20/02/17 / 2017-02-20 20:12:27 / February 20, 2017 @ 8:12 pm. Exact location, longitude -66.933° West, latitude 18.5489° North, depth = 73 km. The earthquake occurred at a depth of 73 km (45 miles) below the earth’s surface. The temblor was detected at 16:12:27 / 4:12 pm (local time epicenter). All ids that are associated to the event: pr17051008. Unique identifier: pr17051008.

Epicenter of the earthquake was 69 km (43 miles) from Ponce (c. 152 600 pop), 44 km (28 miles) from Mayagüez (c. 78 600 pop), 24 km (15 miles) from Arecibo (c. 49 300 pop), 59 km (36 miles) from Vega Baja (c. 29 300 pop), 43 km (27 miles) from Barceloneta (c. 22 300 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Candelaria Arenas, Ingenio, Campanilla.

Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days seventeen and in the last 365 days two hundred and four 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.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 8 km N of Quebradillas, Puerto Rico. This information 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 -66.933° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5489° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 73 km Depth of the event in kilometers.
Place 8km N of Quebradillas, 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 2017-02-20 20:12:27 Time when the event occurred. UTC/GMT
Updated 2017-02-20 23:55:40 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.18684958 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 205.2 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 pr17051008 Id of event.
Event Code 17051008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17051008, A comma-separated list of event ids that are associated to an event.

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