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Minor earthquake: M2.83 quake has struck near Isabela in Puerto Rico

Posted by admin on September 28, 2019 0 Comments

Earthquake location 18.9731S, -67.146WA minor earthquake magnitude 2.83 (ml/mb) has occurred on Saturday, 53 kilometers (33 miles) from Isabela in Puerto Rico. The earthquake occurred at a depth of 10 km (6 miles). The temblor was picked up at 05:34:40 / 5:34 am (local time epicenter). Id of earthquake: pr2019271028. Event ids that are associated: pr2019271028. Exact location of event, depth 10 km, -67.146° West, 18.9731° North. Exact time and date of earthquake 28/09/19 / 2019-09-28 09:34:40 / September 28, 2019 @ 9:34 am UTC/GMT.

The epicenter was 72 km (45 miles) from Arecibo (c. 49 300 pop), 61 km (38 miles) from Aguadilla (c. 16 100 pop), 54 km (34 miles) from Isabela (c. 12 500 pop), 73 km (45 miles) from San Sebastián (c. 11 600 pop), 77 km (48 miles) from Añasco (c. 6 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Añasco, San Sebastián, Arecibo (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 1,300,000 minor quakes in the world each year. In the past 24 hours, there have been twenty-two, in the last 10 days one hundred and sixty-nine, in the past 30 days one hundred and eighty-three and in the last 365 days four hundred and sixty earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 53 km NNW of Isabela, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.83 mb The magnitude for the event.
Longitude -67.146° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9731° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 53km 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 2019-09-28 09:34:40 Time when the event occurred. UTC/GMT
Updated 2019-09-28 19:01:53 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 123 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 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5068 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 212 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 pr2019271028 Id of event.
Event Code 2019271028 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019271028, A comma-separated list of event ids that are associated to an event.

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