3.4
Earthquake Details: Antofagasta, Chile
Oct 31, 2026, 00:19:07
- Depth
- 61.6 km
- Felt reports
- No data
Source: EMSCUpdated: Oct 31, 2026, 12:24 AM UTC
A magnitude 3.4 earthquake occurred on Oct 31, 2026 at 00:19:07. Epicenter: Antofagasta, Chile. Reported depth: 61.6 km.
Tsunami information
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Time & depth
- Local time
- Oct 30, 2026, 21:19:07 GMT-3
- UTC
- Oct 31, 2026, 00:19:07 UTC
61.6 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
M3.9Atacama, ChileBeforeM3.4Salta, ArgentinaBeforeM3.5Salta, ArgentinaBeforeM3.9Antofagasta, ChileBeforeM3.4Antofagasta, ChileBeforeM3.7Antofagasta, ChileBeforeM4.0Tarapacá, ChileBeforeM3.3Antofagasta, ChileBeforeM4.173 km SSW of Calama, ChileBeforeM3.3Antofagasta, ChileAfterM3.3Salta, ArgentinaAfterM3.4Salta, ArgentinaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- EMSCM 3.4
emsc:20261031_0000004
- Depth:
- 61.6 km
- Time:
- Updated:
- Oct 31, 2026, 12:24 AM UTC
Technical Details
Depth61.6 km
SignificanceNo data
Latitude-24.5400
Longitude-70.1000
Event IDemsc:20261031_0000004
Magnitude3.4
Updated:Oct 31, 2026, 00:24:09 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, 00:24 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).