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Chile · Atacama Region

M3.9 Earthquake near Diego de Almagro, Atacama Region (Chile)

UTC time: 2026-09-21 20:59:01 UTC Local time: —
Magnitude
M3.9
Depth
119.9 km
Source
EMSC

Atacama Region · Diego de Almagro

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About this earthquake

On September 21, 2026 at 20:59 UTC, a magnitude M3.9 earthquake occurred near Diego de Almagro, Atacama Region (Chile). At around 120 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: 29 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Depth profile

Depth profile Depth: 119.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 119.9 km
Intermediate
119.9 km
119.9 km — deeper than the regional average (99.5 km)
Regional average: 99.5 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

Atacama Region

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 46 Catalogue entries

Of 45 other entries for this area and period, 8 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · Chile

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