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Minor earthquake: M2.9 quake has struck near San Juan in Puerto Rico


Earthquake location 19.0986S, -66.0558WA minor earthquake magnitude 2.9 (ml/mb) has occurred on Tuesday, 70 kilometers (43 miles) from San Juan in Puerto Rico. Date and time of earthquake in UTC/GMT: 10/01/17 / 2017-01-10 17:28:46 / January 10, 2017 @ 5:28 pm. Event ids that are associated to the earthquake: pr17010004. Id of event: pr17010004. The earthquake occurred at a depth of 21 km (13 miles). Exact location, longitude -66.0558° West, latitude 19.0986° North, depth = 21 km. The temblor was picked up at 13:28:46 / 1:28 pm (local time epicenter).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Antonio, Loíza, Sabana Seca. Event epicenter was 70 km (44 miles) from San Juan (c. 418 100 pop), 73 km (46 miles) from Levittown (c. 29 800 pop), 73 km (46 miles) from Cataño (c. 28 100 pop), 75 km (46 miles) from Dorado (c. 13 100 pop), 77 km (48 miles) from San Antonio (c. 6 500 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days eight and in the last 365 days two hundred and two earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 70 km N of San Juan, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.0558° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0986° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21 km Depth of the event in kilometers.
Place 70km 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 2017-01-10 17:28:46 Time when the event occurred. UTC/GMT
Updated 2017-01-10 18:15:12 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.76356799 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 252 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 pr17010004 Id of event.
Event Code 17010004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17010004, A comma-separated list of event ids that are associated to an event.

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