3.5

Earthquake Details: 104 km NNW of San Antonio, Puerto Rico

Nov 1, 2026, 14:33:24

Depth
28 km
Felt reports
No data
Source: USGSUpdated: Nov 1, 2026, 03:06 PM UTC

A magnitude 3.5 earthquake occurred on Nov 1, 2026 at 14:33:24. Epicenter: 104 km NNW of San Antonio, Puerto Rico. Reported depth: 28 km.

Tsunami information

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Time & depth

Local time
Nov 1, 2026, 10:33:24 GMT-4
UTC
Nov 1, 2026, 14:33:24 UTC
28 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

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Nearby major cities

Arecibo
122 km SE
Mayagüez
136 km S
Vega Baja
145 km SE
Punta Cana
147 km SW
Nearby earthquakes · 12
M2.922 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 IslandsBeforeM3.24 km SSE of Maria Antonia, Puerto RicoBeforeM2.818 km NNE of Tierras Nuevas Poniente, Puerto RicoBeforeM3.310 km S of Santa Isabel, Puerto RicoBeforeM3.277 km N of Charlotte Amalie, U.S. Virgin IslandsBeforeM3.083 km E of Cruz Bay, U.S. Virgin IslandsAfter

Agency measurements

Agencies may use different observations and magnitude scales, and initial estimates can change.

  • USGSM 3.46

    pr2026305000

    Depth:
    28 km
    Time:
    Updated:
    Nov 1, 2026, 03:06 PM UTC

Technical Details

Depth28 km
Significance184
Latitude19.4130
Longitude-67.3145
Event IDpr2026305000
Magnitude3.5
Updated:Nov 1, 2026, 15:06:35 UTC

Regional Seismicity

View recent seismic activity near this event:

Puerto RicoAreciboArecibo (Nearest City)

External Resources

YouTube · Earthquake LiveView on USGS Official Site

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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: Nov 1, 2026, 15:06 UTC.

Data sources: