4.2
Earthquake Details: 46 km NNW of La Serena, Chile
Oct 23, 2026, 03:59:34
- Depth
- 49.873 km
- Felt reports
- No data
Source: USGSUpdated: Oct 26, 2026, 02:20 AM UTC
A magnitude 4.2 earthquake occurred on Oct 23, 2026 at 03:59:34. Epicenter: 46 km NNW of La Serena, Chile. Reported depth: 49.873 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 23, 2026, 00:59:34 GMT-3
- UTC
- Oct 23, 2026, 03:59:34 UTC
49.873 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
M3.9off the coast of Antofagasta, ChileAfterM4.1Atacama, ChileAfterM4.250 km W of Valparaiso, ChileAfterM4.49 km ESE of Caucete, ArgentinaAfterM4.77 km SE of Coquimbo, ChileAfterM4.620 km NNW of La Ligua, ChileAfterM4.551 km S of Calingasta, ArgentinaAfterM4.325 km SSE of Calingasta, ArgentinaAfterM3.9Atacama, ChileAfterM4.329 km SSW of Melipilla, ChileAfterM4.0Offshore Coquimbo, ChileAfterM4.0Offshore Coquimbo, ChileAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 4.2
us6000u49p
- Depth:
- 49.87 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 26, 2026, 02:20 AM UTC
Technical Details
Depth49.873 km
Significance271
Latitude-29.5191
Longitude-71.4318
Event IDus6000u49p
Magnitude4.2
Updated:Oct 26, 2026, 02:20:29 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 26, 2026, 02:20 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).