3.1
Earthquake Details: 4 km SSE of Maria Antonia, Puerto Rico
Oct 31, 2026, 19:58:08
- Depth
- 14.85 km
- Felt reports
- No data
Source: USGSUpdated: Oct 31, 2026, 08:44 PM UTC
A magnitude 3.1 earthquake occurred on Oct 31, 2026 at 19:58:08. Epicenter: 4 km SSE of Maria Antonia, Puerto Rico. Reported depth: 14.85 km.
Tsunami information
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Time & depth
- Local time
- Oct 31, 2026, 15:58:08 AST
- UTC
- Oct 31, 2026, 19:58:08 UTC
14.85 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
M2.723 km NNW of St Croix, U.S. Virgin IslandsBeforeM2.922 km SE of Esperanza, Puerto RicoBeforeM3.045 km NNW of San Antonio, Puerto RicoBeforeM3.236 km N of Charlotte Amalie, U.S. Virgin IslandsBeforeM3.4120 km N of Cruz Bay, U.S. Virgin IslandsBeforeM3.260 km ESE of Boca de Yuma, Dominican RepublicBeforeM3.195 km NNW of Sandy Ground Village, AnguillaBeforeM3.892 km NE of Cruz Bay, U.S. Virgin IslandsBeforeM2.818 km NNE of Tierras Nuevas Poniente, Puerto RicoAfterM2.49 km SSE of Maria Antonia, Puerto RicoAfterM2.311 km SSE of Maria Antonia, Puerto RicoAfterM2.7Virgin Islands regionAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 3.15
pr71538103
- Depth:
- 14.85 km
- Time:
- Updated:
- Oct 31, 2026, 08:44 PM UTC
Technical Details
Depth14.85 km
Significance153
Latitude17.9428
Longitude-66.8773
Event IDpr71538103
Magnitude3.1
Updated:Oct 31, 2026, 20:44:26 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 31, 2026, 20:44 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).