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Chile

M3.3 Earthquake near BIO-BIO, CHILE (Chile)

UTC time: 2025-10-19 08:29:01 UTC Local time: —

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About this earthquake

A magnitude M3.3 earthquake was recorded near BIO-BIO, CHILE (Chile) on October 19, 2025 at 08:29 UTC. With a focal depth of about 51 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 data is provided by EMSC and cross-checked across seismological networks. Chile: 26 earthquakes were recorded in the past 24 hours, the strongest reaching M4.2.

Details

ID
b475bebd64a8e7ce7c7e31382a79d9f228c7bb62
Magnitude
M3.3
Depth
50.9 km
UTC time
2025-10-19 08:29:01 UTC
Local time
—
Country
Chile
City
Región del Biobío
Source
emsc
Coordinates
-36.75000, -72.65000
Temperature
8.9°C

Depth profile

Depth profile Depth: 50.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 50.9 km
Shallow
50.9 km
50.9 km — shallower than the regional average (99.3 km)
Regional average: 99.3 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

  • Chillan, Nevados de
    Distance: 114 km ·Stratovolcano ·Elevation: 3'180 m ·Last eruption: 2022 ·Chile
  • Antuco
    Distance: 137 km ·Stratovolcano ·Elevation: 2'979 m ·Last eruption: 1869 ·Chile
  • Longavi, Nevado de
    Distance: 146 km ·Stratovolcano ·Elevation: 3'175 m ·Last eruption: -4890 ·Chile
  • Blancas, Lomas
    Distance: 155 km ·Stratovolcano ·Elevation: 2'268 m ·Chile
  • Resago, Volcan
    Distance: 159 km ·Pyroclastic cone ·Elevation: 1'890 m ·Chile
  • Callaqui
    Distance: 169 km ·Stratovolcano ·Elevation: 3'099 m ·Last eruption: 1980 ·Chile

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Carriel Sur International AirportChile · CCP · SCIE
    36.9 kmStraight-line distance

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

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

Of 2,744 other entries for this area and period, 1,284 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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