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Minor earthquake 2.86 mag, 54 km NNW of Isabela, Puerto Rico


Earthquake location 18.978S, -67.1613WA minor earthquake with magnitude 2.86 (ml/mb) was detected on Wednesday, 54 kilometers (34 miles) from Isabela in Puerto Rico. Date and time of earthquake in UTC/GMT: 06/11/19 / 2019-11-06 05:09:50 / November 6, 2019 @ 5:09 am. Exact location of event, depth 27 km, -67.1613° West, 18.978° North. The epicenter was at a depth of 27 km (17 miles). Unique identifier: pr2019310007. Ids that are associated to the event: pr2019310007. The 2.86-magnitude earthquake has occurred at 01:09:50 / 1:09 am (local time epicenter).

The epicenter was 73 km (45 miles) from Arecibo (c. 49 300 pop), 61 km (38 miles) from Aguadilla (c. 16 100 pop), 55 km (34 miles) from Isabela (c. 12 500 pop), 74 km (46 miles) from San Sebastián (c. 11 600 pop), 65 km (40 miles) from Hatillo (c. 5 600 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Sebastián, Arecibo, Rincón. Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

In the past 24 hours, there have been two, in the last 10 days thirty-nine, in the past 30 days one hundred and fourty and in the last 365 days seven hundred and four earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 1,300,000 minor quakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 54 km NNW of Isabela, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.86 mb The magnitude for the event.
Longitude -67.1613° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.978° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 27 km Depth of the event in kilometers.
Place 54km NNW of Isabela, 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 2019-11-06 05:09:50 Time when the event occurred. UTC/GMT
Updated 2019-11-06 08:06:18 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 126 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.513 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 211 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 pr2019310007 Id of event.
Event Code 2019310007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019310007, A comma-separated list of event ids that are associated to an event.

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