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Chile · Antofagasta Region

M3.1 Earthquake near Tocopilla, Antofagasta Region (Chile)

UTC time: 2026-07-29 17:00:29 UTC Local time: —
Magnitude
M3.1
Depth
30.0 km
Source
EMSC

Antofagasta Region · Tocopilla

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About this earthquake

On July 29, 2026 at 17:00 UTC, a magnitude M3.1 earthquake occurred near Tocopilla, Antofagasta Region (Chile). With a focal depth of about 30 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Chile: 23 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
98a9e86cbd8ec776fc1c904ae9ac0fc1a10f8cda
Magnitude
M3.1
Depth
30.0 km
UTC time
2026-07-29 17:00:29 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Tocopilla
County
Provincia de Tocopilla
Source
emsc
Coordinates
-22.48000, -70.24000
Temperature
25.0°C

Depth profile

Depth profile Depth: 30 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30 km
Shallow
30 km
30 km — shallower than the regional average (99.6 km)
Regional average: 99.6 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Sairecabur
    Distance: 243 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 245 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Putana
    Distance: 245 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Olca-Paruma
    Distance: 255 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Irruputuncu
    Distance: 262 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Purico Complex
    Distance: 262 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Antofagasta Region

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 3.0 · 472 Catalogue entries

Of 471 other entries for this area and period, 321 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Chile

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Country statistics · Chile

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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