3.5
Earthquake Details: Atacama, Chile
8/20/2026, 1:54:36 PM
A magnitude 3.5 earthquake occurred near Atacama, Chile on 8/20/2026 at 1:54:36 PM. The seismic event was recorded at a depth of -36.3 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth-36.3 km
Significance0
Latitude-29.0400
Longitude-71.3900
Event IDemsc:20260820_0000444
Magnitude3.5
Updated:8/20/2026, 2:00:58 PM
External Resources
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Time & depth
- Local time
- 8/20/2026, 9:54:36 AM GMT-4
- UTC
- 8/20/2026, 1:54:36 PM UTC
-36.3 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.4Region Metropolitana, ChileBeforeM3.3Coquimbo, ChileBeforeM3.5Valparaiso, ChileBeforeM3.0San Juan, ArgentinaBeforeM4.2Coquimbo, ChileBeforeM3.2Offshore Antofagasta, ChileBeforeM3.1San Juan, ArgentinaBeforeM3.0Atacama, ChileBeforeM3.1San Juan, ArgentinaBeforeM3.5San Juan, ArgentinaBeforeM3.1La Rioja, ArgentinaBeforeM3.5Atacama, ChileBefore
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: Aug 20, 2026, 02:00 PM 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.