3.1
Earthquake Details: 7 km NNW of Trujillo Alto, Puerto Rico
Oct 6, 2026, 15:42:06
A magnitude 3.1 earthquake occurred near 7 km NNW of Trujillo Alto, Puerto Rico on Oct 6, 2026 at 15:42:06. The seismic event was recorded at a depth of 112.96 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth112.96 km
Significance145
Latitude18.4088
Longitude-66.0447
Event IDpr71535908
Magnitude3.1
Updated:Oct 6, 2026, 16:53:53 UTC
External Resources
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Time & depth
- Local time
- Oct 6, 2026, 11:42:06 AST
- UTC
- Oct 6, 2026, 15:42:06 UTC
112.96 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.366 km E of Cruz Bay, U.S. Virgin IslandsBeforeM3.365 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.364 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.3Dominican RepublicBeforeM3.7Anguilla region, Leeward IslandsBeforeM3.489 km NNE of Cruz Bay, U.S. Virgin IslandsBeforeM3.068 km N of Charlotte Amalie, U.S. Virgin IslandsBeforeM4.03 km SW of Punta Cana, Dominican RepublicBeforeM3.034 km NNE of San Juan, Puerto RicoBeforeM3.481 km NNE of Luquillo, Puerto RicoAfterM3.651 km SE of Punta Cana, Dominican RepublicAfterM3.168 km N of Tierras Nuevas Poniente, Puerto RicoAfter
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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 6, 2026, 16:53 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.