3.0
Earthquake Details: 45 km NNW of San Antonio, Puerto Rico
Oct 30, 2026, 03:33:35
- Depth
- 8.49 km
- Felt reports
- No data
Source: USGSUpdated: Oct 30, 2026, 04:10 AM UTC
A magnitude 3.0 earthquake occurred on Oct 30, 2026 at 03:33:35. Epicenter: 45 km NNW of San Antonio, Puerto Rico. Reported depth: 8.49 km.
Tsunami information
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Time & depth
- Local time
- Oct 29, 2026, 23:33:35 GMT-4
- UTC
- Oct 30, 2026, 03:33:35 UTC
8.49 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 12
M3.130 km N of Charlotte Amalie, U.S. Virgin IslandsBeforeM3.431 km N of Isabela, Puerto RicoBeforeM5.1Puerto Rico regionBeforeM4.121 km SE of Esperanza, Puerto RicoBeforeM3.926 km S of Boca de Yuma, Dominican RepublicBeforeM3.356 km N of Cruz Bay, U.S. Virgin IslandsBeforeM3.236 km N of Charlotte Amalie, U.S. Virgin IslandsAfterM3.4120 km N of Cruz Bay, U.S. Virgin IslandsAfterM3.260 km ESE of Boca de Yuma, Dominican RepublicAfterM3.195 km NNW of Sandy Ground Village, AnguillaAfterM3.892 km NE of Cruz Bay, U.S. Virgin IslandsAfterM3.24 km SSE of Maria Antonia, Puerto RicoAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.97
pr71537938
- Depth:
- 8.49 km
- Time:
- Updated:
- Oct 30, 2026, 04:10 AM UTC
Technical Details
Depth8.49 km
Significance136
Latitude18.8347
Longitude-67.3362
Event IDpr71537938
Magnitude3.0
Updated:Oct 30, 2026, 04:10:21 UTC
Regional Seismicity
External Resources
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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: Oct 30, 2026, 04:10 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).