Earthquake Details: 45 km from Tocopilla, Antofagasta, Chile

Sep 22, 2026, 21:29:30

A magnitude 3.9 earthquake occurred near 45 km from Tocopilla, Antofagasta, Chile on Sep 22, 2026 at 21:29:30. The seismic event was recorded at a depth of -54.4 km. No tsunami warning was issued.

No Tsunami WarningStatus: ReviewedType: Earthquake

Regional Seismicity

View recent seismic activity near this event:

Chile Antofagasta Tocopilla (Nearest City)

Technical Details

Depth-54.4 km

Significance0

Latitude-21.7000

Longitude-70.0900

Event IDemsc:20260922_0000351

Magnitude3.9

Updated:Sep 22, 2026, 21:38:05 UTC

External Resources

View on EMSC Official Site

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Time & depth

Local time: Sep 22, 2026, 18:29:30 GMT-3
UTC: Sep 22, 2026, 21:29:30 UTC

-54.4 km · Shallow-focus

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

Nearby major cities

Nearby event sequence · 12

M3.8Jujuy, ArgentinaBeforeSep 20, 2026, 01:58:40 M3.7Antofagasta, ChileBeforeSep 20, 2026, 07:31:14 M3.6Tarapacá, ChileBeforeSep 20, 2026, 08:30:02 M3.7Antofagasta, ChileBeforeSep 20, 2026, 12:13:36 M4.638 km W of San Pedro de Atacama, ChileBeforeSep 20, 2026, 13:55:15 M3.8Offshore Antofagasta, ChileBeforeSep 21, 2026, 06:29:47 M5.2167 km WNW of Mejillones, ChileBeforeSep 21, 2026, 11:48:28 M4.776 km W of Ollagüe, ChileBeforeSep 21, 2026, 12:17:05 M4.4104 km NNE of San Pedro de Atacama, ChileBeforeSep 21, 2026, 17:38:43 M3.9Atacama, ChileBeforeSep 21, 2026, 20:59:01 M4.358 km NNE of Calama, ChileBeforeSep 22, 2026, 09:35:10 M3.5Antofagasta, ChileBeforeSep 22, 2026, 11:35:39

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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: Sep 22, 2026, 21:38 UTC.

Data sources: