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M3.3 Depth: 50.9 km

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

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

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: 31 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

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

Map

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 (99.1 km)
Regional average: 99.1 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

Historic earthquake map · Chile

Open history map
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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