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Minor earthquake, 3.17 mag strikes near Tierras Nuevas Poniente in Puerto Rico

Earthquake location 18.9426S, -66.5171WA minor earthquake magnitude 3.17 (ml/mb) has occurred on Friday, 53 kilometers (33 miles) from Tierras Nuevas Poniente in Puerto Rico. The 3.17-magnitude earthquake was detected at 13:21:01 / 1:21 pm (local time epicenter). All ids that are associated to the event: pr2020115017. Unique identifier: pr2020115017. The epicenter was at a depth of 49 km (30 miles). Exact location of earthquake, longitude -66.5171 West, latitude 18.9426 North, depth = 49 km. Date and time of earthquake in UTC/GMT: 24/04/20 / 2020-04-24 17:21:01 / April 24, 2020 @ 5:21 pm.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 68 km (43 miles) from San Juan (c. 418 100 pop), 71 km (44 miles) from Bayamón (c. 203 500 pop), 78 km (48 miles) from Guaynabo (c. 81 400 pop), 56 km (35 miles) from Arecibo (c. 49 300 pop), 65 km (41 miles) from Levittown (c. 29 800 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Guaynabo, Utuado, Naranjito.

In the past 24 hours, there have been two, in the last 10 days twenty-three, in the past 30 days sixty-nine and in the last 365 days one thousand, one hundred and eighteen 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. Every year there are an estimated 130,000 minor earthquakes in the world.

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: 53 km N of Tierras Nuevas Poniente, 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 -66.5171° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9426° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 49 km Depth of the event in kilometers.
Place 53km N of Tierras Nuevas Poniente, 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 2020-04-24 17:21:01 Time when the event occurred. UTC/GMT
Updated 2020-04-24 17:36:31 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.4657 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 262 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 pr2020115017 Id of event.
Event Code 2020115017 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020115017, A comma-separated list of event ids that are associated to an event.

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