Earthquake Details: Antofagasta, Chile

8/15/2026, 3:11:15 AM

A magnitude 3.4 earthquake occurred near Antofagasta, Chile on 8/15/2026 at 3:11:15 AM. The seismic event was recorded at a depth of -139.2 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

Chile Antofagasta Calama (Nearest City)

Technical Details

Depth-139.2 km

Significance0

Latitude-21.0100

Longitude-68.5300

Event IDemsc:20260815_0000115

Magnitude3.4

Updated:8/15/2026, 3:18:33 AM

External Resources

View on EMSC Official Site

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Time & depth

Local time: 8/14/2026, 11:11:15 PM GMT-4
UTC: 8/15/2026, 3:11:15 AM UTC

-139.2 km · Shallow-focus

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

Nearby major cities

Nearby event sequence · 12

M4.227 km E of Chuquitira, PeruBefore8/12/2026, 6:28:30 PM M3.5Antofagasta, ChileAfter8/15/2026, 3:34:34 AM M3.3Salta, ArgentinaAfter8/15/2026, 7:16:05 AM M3.2Antofagasta, ChileAfter8/15/2026, 7:55:49 AM M3.2Tarapaca, ChileAfter8/15/2026, 8:34:38 AM M3.6Antofagasta, ChileAfter8/15/2026, 11:33:40 AM M3.6Tarapaca, ChileAfter8/15/2026, 12:53:30 PM M3.2Salta, ArgentinaAfter8/15/2026, 3:51:00 PM M3.8Salta, ArgentinaAfter8/15/2026, 5:08:06 PM M3.4Offshore Tarapaca, ChileAfter8/15/2026, 5:44:13 PM M3.5Salta, ArgentinaAfter8/16/2026, 4:21:39 AM M3.4Antofagasta, ChileAfter8/16/2026, 6:24:42 AM

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 15, 2026, 03:18 AM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.