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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near San Juan in Puerto Rico


Earthquake location 19.0456S, -66.1316WA light earthquake magnitude 4.3 (ml/mb) has occurred on Saturday, 64 kilometers (40 miles) from San Juan in Puerto Rico. Exact location of event, longitude -66.1316 West, latitude 19.0456 North, depth = 35 km. Unique identifier: us6000qimf. Ids that are associated to the event: us6000qimf. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 05:28:12 / 5:28 am (local time epicenter). Global time and date of event 07/06/25 / 2025-06-07 05:28:12 / June 7, 2025 @ 5:28 am UTC/GMT. The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 64 km (40 miles) from San Juan (c. 418 100 pop), 72 km (45 miles) from Bayamón (c. 203 500 pop), 76 km (47 miles) from Carolina (c. 170 400 pop), 91 km (56 miles) from Caguas (c. 86 800 pop), 77 km (48 miles) from Guaynabo (c. 81 400 pop), 78 km (48 miles) from Trujillo Alto (c. 54 200 pop). Closest city/cities/towns to epicentrum/hypocenter was Comerío, Caguas, Gurabo (min 5000 pop).

There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days eleven, in the past 30 days fourty-two and in the last 365 days three hundred and ninety-three earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

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: 64 km N of San Juan, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -66.1316° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.0456° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 64 km N of San Juan, 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 2025-06-07 05:28:12 Time when the event occurred. UTC/GMT
Updated 2025-06-07 05:40:33 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 284 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used 24 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.68 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000qimf Id of event.
Event Code 6000qimf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000qimf, A comma-separated list of event ids that are associated to an event.

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