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Chile

M3.1 Earthquake near OFFSHORE BIO-BIO, CHILE (Chile)

UTC time: 2025-08-07 21:47:19 UTC Local time: —

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About this earthquake

On August 7, 2025 at 21:47 UTC, a magnitude M3.1 earthquake occurred near OFFSHORE BIO-BIO, CHILE (Chile). With a focal depth of about 15 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: 22 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
90963356e934bcf44351161ec324181387c63e92
Magnitude
M3.1
Depth
15.0 km
UTC time
2025-08-07 21:47:19 UTC
Local time
—
Country
Chile
Source
emsc
Coordinates
-38.04000, -73.48000
Temperature
13.2°C

Depth profile

Depth profile Depth: 15 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 15 km
Shallow
15 km
15 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

  • Tolhuaca
    Distance: 163 km ·Stratovolcano ·Elevation: 2'739 m ·Last eruption: -4000 ·Chile
  • Llaima
    Distance: 169 km ·Stratovolcano ·Elevation: 3'125 m ·Last eruption: 2009 ·Chile
  • Lonquimay
    Distance: 170 km ·Stratovolcano ·Elevation: 2'832 m ·Last eruption: 1990 ·Chile
  • Callaqui
    Distance: 179 km ·Stratovolcano ·Elevation: 3'099 m ·Last eruption: 1980 ·Chile
  • Sollipulli
    Distance: 199 km ·Caldera ·Elevation: 2'282 m ·Last eruption: 1240 ·Chile
  • Antuco
    Distance: 200 km ·Stratovolcano ·Elevation: 2'979 m ·Last eruption: 1869 ·Chile

Chile

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 2,749 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

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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