Earthquake Details: 100 km W of San Antonio de los Cobres, Argentina

8/16/2026, 9:06:07 PM

A magnitude 4.5 earthquake occurred near 100 km W of San Antonio de los Cobres, Argentina on 8/16/2026 at 9:06:07 PM. The seismic event was recorded at a depth of 173.77 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

Argentina Salta Salta (Nearest City)

Technical Details

Depth173.77 km

Significance312

Latitude-24.3041

Longitude-67.3083

Event IDusd0015ea6

Magnitude4.5

Updated:8/16/2026, 10:23:26 PM

External Resources

View on USGS Official Site

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Time & depth

Local time: 8/16/2026, 6:06:07 PM GMT-3
UTC: 8/16/2026, 9:06:07 PM UTC

173.77 km · Intermediate-focus

Between 70 and 300 km deep.

Nearby major cities

Salta

199 km E

San Salvador de Jujuy

Nearby event sequence · 12

M3.4Antofagasta, ChileBefore8/15/2026, 3:11:15 AM M3.5Antofagasta, ChileBefore8/15/2026, 3:34:34 AM M3.3Salta, ArgentinaBefore8/15/2026, 7:16:05 AM M3.6Antofagasta, ChileBefore8/15/2026, 11:33:40 AM M3.6Tarapaca, ChileBefore8/15/2026, 12:53:30 PM M3.8Salta, ArgentinaBefore8/15/2026, 5:08:06 PM M3.2Antofagasta, ChileBefore8/15/2026, 8:07:38 PM M3.5Salta, ArgentinaBefore8/16/2026, 4:21:39 AM M3.4Antofagasta, ChileBefore8/16/2026, 6:24:42 AM M4.6Jujuy, ArgentinaBefore8/16/2026, 4:40:38 PM M3.7Antofagasta, ChileBefore8/16/2026, 7:08:08 PM M3.4Antofagasta, ChileAfter8/16/2026, 10:24:01 PM

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 16, 2026, 10:23 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.