According to USGS, a magnitude 4.6 earthquake struck near San Pedro de Atacama, Chile on September 20, 2026. It was recorded at 10:55 AM GMT-3 at a depth of 111 km.
Magnitude and location may later be revised by USGS.
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Magnitude
M4.6
mb · Light
Depth
111 km
Intermediate
Time (UTC)
01:55:15 PM
September 20, 2026
Local time
10:55 AM
September 20, 2026 · GMT-3
The epicenter was about 67 km from Calama.
No other earthquakes have been recorded within 50 km of the epicenter since this one.
Because this earthquake is more than 30 days old, only significant earthquakes from our archive are counted.
From 1990 until this earthquake, 381 earthquakes of magnitude 4.5 or greater were recorded within 100 km of the epicenter. The largest was an M7.4 earthquake on July 19, 2024.
Source: USGS earthquake catalogue (ComCat).
The earthquake occurred near San Pedro de Atacama, Chile at 22.963° S, 68.570° W, at a depth of 111 km. The nearest town was Calama, about 67 km away.
USGS reported a magnitude of mb 4.6 (light). How strongly it was felt, and any damage, also depend on depth, distance from the epicenter and local ground conditions.
No other earthquakes have been recorded within 50 km of the epicenter since this one.
Earthquake data: USGS (public domain); Turkey: AFAD; Europe: EMSC-CSEM SeismicPortal (CC BY 4.0); Japan: JMA; New Zealand: GeoNet (CC BY 3.0 NZ); Australia: Geoscience Australia (CC BY 4.0); Canada: NRCan (OGL-Canada); USGS backup: GFZ GEOFON (CC BY 4.0). Map: © OpenMapTiles © OpenStreetMap contributors. Borders: Natural Earth.