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Minor earthquake, 3.07 mag strikes near San Juan in Puerto Rico


Earthquake location 18.8578S, -65.9133WA minor earthquake magnitude 3.07 (ml/mb) strikes 47 kilometers (29 miles) from San Juan in Puerto Rico on Thursday. Id of earthquake: pr2017334002. Event ids that are associated: pr2017334002. The temblor was reported at 14:00:11 / 2:00 pm (local time epicenter). Global date and time of event UTC/GMT: 30/11/17 / 2017-11-30 18:00:11 / November 30, 2017 @ 6:00 pm. The earthquake occurred at a depth of 52 km (32 miles) below the earth’s surface. Exact location of earthquake, -65.9133° West, 18.8578° North, depth 52 km.

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Punta Santiago, Morovis, Comerío (min 5000 pop). Earthquake epicenter was 48 km (30 miles) from San Juan (c. 418 100 pop), 57 km (35 miles) from Bayamón (c. 203 500 pop), 53 km (33 miles) from Carolina (c. 170 400 pop), 71 km (44 miles) from Caguas (c. 86 800 pop), 59 km (37 miles) from Guaynabo (c. 81 400 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 two, in the last 10 days seven, in the past 30 days fourteen and in the last 365 days three hundred and fourteen earthquakes of magnitude 3.0 or greater that have been detected nearby.

How would you describe the shaking?

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: 47 km NNE of San Juan, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.07 mb The magnitude for the event.
Longitude -65.9133° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8578° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 52 km Depth of the event in kilometers.
Place 47km NNE 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 2017-11-30 18:00:11 Time when the event occurred. UTC/GMT
Updated 2017-11-30 19:10:23 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 145 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7852 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 318 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 pr2017334002 Id of event.
Event Code 2017334002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017334002, A comma-separated list of event ids that are associated to an event.

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