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Minor earthquake, 3.14 mag was detected near Hatillo in Puerto Rico

Earthquake location 18.5853S, -66.8218WA minor earthquake magnitude 3.14 (ml/mb) strikes 10 kilometers (6 miles) from Hatillo in Puerto Rico on Wednesday. Exact time and date of earthquake 31/01/18 / 2018-01-31 14:01:00 / January 31, 2018 @ 2:01 pm UTC/GMT. The earthquake occurred at a depth of 76 km (47 miles). The temblor was detected at 10:01:00 / 10:01 am (local time epicenter). Event id: pr2018031008. Ids that are associated to the earthquake: pr2018031008. Exact location of earthquake, longitude -66.8218 West, latitude 18.5853 North, depth = 76 km.

Earthquake epicenter was 77 km (48 miles) from San Juan (c. 418 100 pop), 73 km (46 miles) from Bayamón (c. 203 500 pop), 68 km (42 miles) from Ponce (c. 152 600 pop), 79 km (49 miles) from Guaynabo (c. 81 400 pop), 54 km (34 miles) from Mayagüez (c. 78 600 pop). Nearest cities/city/towns to hypocenter/epicentrum was Guaynabo, Aibonito, San Juan (min 5000 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days eleven, in the past 30 days twenty-eight and in the last 365 days two hundred and sixty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. 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: 10 km N of Hatillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.14 mb The magnitude for the event.
Longitude -66.8218° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5853° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 76 km Depth of the event in kilometers.
Place 10km N of Hatillo, 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 2018-01-31 14:01:00 Time when the event occurred. UTC/GMT
Updated 2018-01-31 16:59:14 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 152 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2481 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 303 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 pr2018031008 Id of event.
Event Code 2018031008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018031008, A comma-separated list of event ids that are associated to an event.

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