4.5
Earthquake Details: 38 km NNE of Cuya, Chile
Aug 28, 2026, 20:44:36
A magnitude 4.5 earthquake occurred near 38 km NNE of Cuya, Chile on Aug 28, 2026 at 20:44:36. The seismic event was recorded at a depth of 87.96 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth87.96 km
Significance312
Latitude-18.8677
Longitude-69.9747
Event IDus7000tcpf
Magnitude4.5
Updated:Aug 29, 2026, 14:26:23 UTC
External Resources
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Time & depth
- Local time
- Aug 28, 2026, 16:44:36 GMT-4
- UTC
- Aug 28, 2026, 20:44:36 UTC
87.96 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M4.4Antofagasta, ChileBeforeM4.542 km E of Estique, PeruBeforeM4.626 km W of Ollagüe, ChileBeforeM3.8Tarapaca, ChileBeforeM3.5Tarapaca, ChileBeforeM3.6Tarapaca, ChileBeforeM3.5Potosi, BoliviaBeforeM3.5Antofagasta, ChileAfterM3.5Offshore Antofagasta, ChileAfterM3.6Tarapaca, ChileAfterM4.570 km ENE of San Pedro de Atacama, ChileAfterM4.726 km WSW of Tocopilla, ChileAfter
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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: Aug 29, 2026, 14:26 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.