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Minor earthquake: M2.81 quake has struck near San Antonio in Puerto Rico


Earthquake location 19.0771S, -67.2266WA minor earthquake magnitude 2.81 (ml/mb) has occurred on Sunday, 66 kilometers (41 miles) from San Antonio in Puerto Rico. Event id: pr2019272023. Ids that are associated to the earthquake: pr2019272023. The 2.81-magnitude earthquake was detected at 06:22:00 / 6:22 am (local time epicenter). Exact time and date of earthquake 29/09/19 / 2019-09-29 10:22:00 / September 29, 2019 @ 10:22 am UTC/GMT. Exact location of earthquake, -67.2266° West, 19.0771° North, depth 74 km. The earthquake occurred at a depth of 74 km (46 miles).

Nearest cities/city/towns to hypocenter/epicentrum was Moca, Quebradillas, Aguadilla (min 5000 pop). Earthquake epicenter was 73 km (45 miles) from Aguadilla (c. 16 100 pop), 68 km (42 miles) from Isabela (c. 12 500 pop), 74 km (46 miles) from Quebradillas (c. 5 600 pop), 77 km (48 miles) from Moca (c. 5 000 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

In the past 24 hours, there have been twenty, in the last 10 days one hundred and eighty-seven, in the past 30 days two hundred and three and in the last 365 days five hundred and fifty-two earthquakes of magnitude 3.0 or greater that was reported 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.

Did you feel it?

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 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: 66 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -67.2266° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0771° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 74 km Depth of the event in kilometers.
Place 66km 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 2019-09-29 10:22:00 Time when the event occurred. UTC/GMT
Updated 2019-09-29 13:26:13 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 121 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6204 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 208 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 pr2019272023 Id of event.
Event Code 2019272023 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019272023, A comma-separated list of event ids that are associated to an event.

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