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Minor earthquake: M3.16 quake has struck near Maria Antonia in Puerto Rico

Posted by admin on July 19, 2020 0 Comments

Earthquake location 17.9371S, -66.8813WA minor earthquake magnitude 3.16 (ml/mb) has struck on Saturday, 4 kilometers (2 miles) from Maria Antonia in Puerto Rico. The earthquake occurred at a depth of 10 km (6 miles). Global time and date of event 18/07/20 / 2020-07-18 23:47:15 / July 18, 2020 @ 11:47 pm UTC/GMT. Event id: pr2020200005. Ids that are associated to the earthquake: us7000ar1e, pr2020200005. Exact location of event, longitude -66.8813 West, latitude 17.9371 North, depth = 10 km. The 3.16-magnitude earthquake was detected at 23:47:15 / 11:47 pm (local time epicenter).

Epicenter of the event was 29 km (18 miles) from Ponce (c. 152 600 pop), 40 km (25 miles) from Mayagüez (c. 78 600 pop), 62 km (39 miles) from Arecibo (c. 49 300 pop), 77 km (48 miles) from Vega Baja (c. 29 300 pop), 68 km (42 miles) from Barceloneta (c. 22 300 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Ceiba, Vega Alta, Naranjito (min 5000 pop).

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 thirty, in the past 30 days two hundred and fourty-nine and in the last 365 days two thousand, four hundred and fifty-eight earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 130,000 minor earthquakes in the world.

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. 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: 4 km S of Maria Antonia, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.16 mb The magnitude for the event.
Longitude -66.8813° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9371° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 4 km S of Maria Antonia, 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 2020-07-18 23:47:15 Time when the event occurred. UTC/GMT
Updated 2020-07-19 00:34:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 154 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 ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0381 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.14 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 198 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 pr2020200005 Id of event.
Event Code 2020200005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000ar1e,pr2020200005, A comma-separated list of event ids that are associated to an event.

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