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Minor earthquake: M2.85 quake has struck near San Antonio in Puerto Rico


Earthquake location 19.0736S, -67.2236WA minor earthquake magnitude 2.85 (ml/mb) has struck on Thursday, 65 kilometers (40 miles) from San Antonio in Puerto Rico. Global date and time of event UTC/GMT: 31/10/19 / 2019-10-31 16:29:12 / October 31, 2019 @ 4:29 pm. All ids that are associated to the event: pr2019304006. Unique identifier: pr2019304006. The temblor was picked up at 12:29:12 / 12:29 pm (local time epicenter). Exact location of event, longitude -67.2236 West, latitude 19.0736 North, depth = 10 km. The earthquake was roughly at a depth of 10 km (6 miles).

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 72 km (45 miles) from Aguadilla (c. 16 100 pop), 67 km (42 miles) from Isabela (c. 12 500 pop), 73 km (45 miles) from Quebradillas (c. 5 600 pop), 76 km (47 miles) from Moca (c. 5 000 pop), 77 km (48 miles) from Camuy (c. 4 200 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Camuy, Moca, Quebradillas.

In the past 24 hours, there have been two, in the last 10 days thirty-nine, in the past 30 days one hundred and eighty-eight and in the last 365 days seven hundred and fifty earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year.

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 65 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -67.2236° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0736° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 65km NNW of San Antonio, 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 2019-10-31 16:29:12 Time when the event occurred. UTC/GMT
Updated 2019-10-31 19:08:15 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 125 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 0.6164 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 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 pr2019304006 Id of event.
Event Code 2019304006 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019304006, A comma-separated list of event ids that are associated to an event.

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