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Magnitude 4.6 earthquake strikes 3 km SW of Guánica, Puerto Rico

Magnitude4.6
Location3 km SW of Guánica, Puerto Rico
Depth10 km
Time (UTC)Fri, 18 Sep 2026 13:19:34 GMT
Coordinates17.949, -66.937
Felt reports4

A magnitude 4.6 earthquake struck 3 km SW of Guánica, Puerto Rico on Fri, 18 Sep 2026 13:19:34 GMT, according to the United States Geological Survey (USGS).

The quake was recorded at a depth of about 10 kilometers, near 17.95, -66.94.

Source: USGS Earthquake Hazards Program · Written by Nova's AI from primary data. Verify critical details against the source.

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