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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.45 mag was detected near Indios in Puerto Rico


Earthquake location 17.9803S, -66.817WA minor earthquake magnitude 3.45 (ml/mb) has struck on Friday, 1 kilometers (1 miles) from Indios in Puerto Rico. Event ids that are associated to the earthquake: pr2025080004. Id of event: pr2025080004. The temblor was picked up at 14:39:32 / 2:39 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 21/03/25 / 2025-03-21 14:39:32 / March 21, 2025 @ 2:39 pm. The epicenter was at a depth of 14 km (9 miles). Exact location, longitude -66.817° West, latitude 17.9803° North, depth = 14 km.

Epicenter of the event was 22 km (14 miles) from Ponce (c. 152 600 pop), 42 km (26 miles) from Mayagüez (c. 78 600 pop), 56 km (35 miles) from Arecibo (c. 49 300 pop), 69 km (43 miles) from Vega Baja (c. 29 300 pop), 60 km (37 miles) from Barceloneta (c. 22 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was Sabana Seca, Aguas Buenas, Ingenio (min 5000 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

In the past 24 hours, there have been one, in the last 10 days thirteen, in the past 30 days twenty-five and in the last 365 days three hundred and twenty-one earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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 S of Indios, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.45 mb The magnitude for the event.
Longitude -66.817° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9803° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 1 km S of Indios, 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 2025-03-21 14:39:32 Time when the event occurred. UTC/GMT
Updated 2025-03-21 15:20:03 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 183 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 20 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0624 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.19 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 174 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 pr2025080004 Id of event.
Event Code 2025080004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2025080004, A comma-separated list of event ids that are associated to an event.

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