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Minor earthquake, 3.17 mag was detected near Magas Arriba in Puerto Rico


Earthquake location 18.023S, -66.7573WA minor earthquake magnitude 3.17 (ml/mb) has struck on Monday, 1 kilometers (1 miles) from Magas Arriba in Puerto Rico. Exact location, longitude -66.7573° West, latitude 18.023° North, depth = 18 km. Date and time of earthquake in UTC/GMT: 09/03/20 / 2020-03-09 21:58:07 / March 9, 2020 @ 9:58 pm. The earthquake occurred at a depth of 18 km (11 miles). The temblor was detected at 17:58:07 / 5:58 pm (local time epicenter). All ids that are associated to the event: pr2020069021. Unique identifier: pr2020069021.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Caguas, Patillas, Guaynabo (min 5000 pop). Event epicenter was 76 km (47 miles) from Bayamón (c. 203 500 pop), 15 km (9 miles) from Ponce (c. 152 600 pop), 78 km (49 miles) from Caguas (c. 86 800 pop), 78 km (48 miles) from Guaynabo (c. 81 400 pop), 45 km (28 miles) from Mayagüez (c. 78 600 pop).

In the past 24 hours, there have been twenty-eight, in the last 10 days eighty-nine, in the past 30 days three hundred and twelve and in the last 365 days one thousand, five hundred and seventy earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel it?

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: 1 km ENE of Magas Arriba, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.17 mb The magnitude for the event.
Longitude -66.7573° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.023° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18 km Depth of the event in kilometers.
Place 1km ENE of Magas Arriba, 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 2020-03-09 21:58:07 Time when the event occurred. UTC/GMT
Updated 2020-03-11 16:58:23 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 155 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 0.131 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.12 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 166 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 pr2020069021 Id of event.
Event Code 2020069021 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020069021, A comma-separated list of event ids that are associated to an event.

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