3.4
Earthquake Details: 46 km NNW of San Antonio, Puerto Rico
Sep 13, 2026, 16:10:58
A magnitude 3.4 earthquake occurred near 46 km NNW of San Antonio, Puerto Rico on Sep 13, 2026 at 16:10:58. The seismic event was recorded at a depth of 5.05 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth5.05 km
Significance180
Latitude18.8685
Longitude-67.2978
Event IDpr71531693
Magnitude3.4
Updated:Sep 13, 2026, 17:08:08 UTC
External Resources
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Time & depth
- Local time
- Sep 13, 2026, 12:10:58 AST
- UTC
- Sep 13, 2026, 16:10:58 UTC
5.05 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.8113 km N of Culebra, Puerto RicoBeforeM3.565 km N of Charlotte Amalie, U.S. Virgin IslandsBeforeM3.6139 km NNE of Suárez, Puerto RicoBeforeM3.568 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.572 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.586 km ENE of Punta Cana, Dominican RepublicBeforeM3.6119 km NE of Punta Cana, Dominican RepublicBeforeM3.674 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.667 km N of Culebra, Puerto RicoBeforeM3.559 km N of Culebra, Puerto RicoBeforeM3.6141 km NNW of Charlotte Amalie, U.S. Virgin IslandsBeforeM3.5137 km NNE of Vieques, Puerto RicoBefore
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Sep 13, 2026, 17:08 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.