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Chile · Antofagasta Region

M3.3 Earthquake near Tocopilla, Antofagasta Region (Chile)

UTC time: 2026-08-21 19:49:05 UTC Local time: —
Magnitude
M3.3
Depth
44.5 km
Source
EMSC

Antofagasta Region · Tocopilla

Country overview

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About this earthquake

On August 21, 2026 at 19:49 UTC, a magnitude M3.3 earthquake occurred near Tocopilla, Antofagasta Region (Chile). With a focal depth of about 45 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 20 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

ID
ac932d70565477770c3f603f6a07f0aede46eb4a
Magnitude
M3.3
Depth
44.5 km
UTC time
2026-08-21 19:49:05 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Tocopilla
County
Provincia de Tocopilla
Source
emsc
Coordinates
-21.65000, -70.06000
Temperature
17.9°C

Depth profile

Depth profile Depth: 44.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 44.5 km
Shallow
44.5 km
44.5 km — shallower than the regional average (99.7 km)
Regional average: 99.7 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

  • Irruputuncu
    Distance: 187 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Olca-Paruma
    Distance: 188 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Putana
    Distance: 249 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 253 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 260 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 281 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Antofagasta Region

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 527 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Chile

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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