4.3
Earthquake Details: 105 km SW of Atocha, Bolivia
8/17/2026, 7:59:11 AM
A magnitude 4.3 earthquake occurred near 105 km SW of Atocha, Bolivia on 8/17/2026 at 7:59:11 AM. The seismic event was recorded at a depth of 239.64 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth239.64 km
Significance284
Latitude-21.4941
Longitude-67.0500
Event IDusd0015ecm
Magnitude4.3
Updated:8/18/2026, 7:09:22 AM
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- 8/17/2026, 3:59:11 AM GMT-4
- UTC
- 8/17/2026, 7:59:11 AM UTC
239.64 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.5Antofagasta, ChileBeforeM3.6Antofagasta, ChileBeforeM3.6Tarapaca, ChileBeforeM3.8Salta, ArgentinaBeforeM3.4Offshore Tarapaca, ChileBeforeM3.5Salta, ArgentinaBeforeM3.4Antofagasta, ChileBeforeM4.6Jujuy, ArgentinaBeforeM3.7Antofagasta, ChileBeforeM4.499 km W of San Antonio de los Cobres, ArgentinaBeforeM3.4Antofagasta, ChileBeforeM3.4Salta, ArgentinaAfter
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 18, 2026, 07:09 AM 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.