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Chile

M3.1 Earthquake near OFFSHORE ATACAMA, CHILE (Chile)

UTC time: 2025-09-16 09:41:01 UTC Local time: —

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About this earthquake

A magnitude M3.1 earthquake was recorded near OFFSHORE ATACAMA, CHILE (Chile) on September 16, 2025 at 09:41 UTC. The hypocenter lay relatively close to the surface at around 21 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Chile: 28 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
9cda5416ad912fee65a20cc49deb7de4ca11ab56
Magnitude
M3.1
Depth
20.5 km
UTC time
2025-09-16 09:41:01 UTC
Local time
—
Country
Chile
Source
emsc
Coordinates
-27.59000, -70.93000
Temperature
14.1°C

Depth profile

Depth profile Depth: 20.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.5 km
Shallow
20.5 km
20.5 km — shallower than the regional average (99.4 km)
Regional average: 99.4 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

  • Solo, El
    Distance: 226 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Tipas
    Distance: 238 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Ojos del Salado, Nevados
    Distance: 242 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Nevada, Sierra
    Distance: 263 km ·Complex ·Elevation: 6'173 m ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 268 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Falso Azufre
    Distance: 268 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Desierto de Atacama AirportChile · CPO · SCAT
    39.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-10

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Chile

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 2,745 Catalogue entries

Of 2,744 other entries for this area and period, 1,887 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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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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