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M2.8 Depth: 27.7 km

M2.8 Earthquake near BIO-BIO, CHILE (Chile)

UTC time: 2025-08-29 17:45:42 UTC Local time: —

About this earthquake

On August 29, 2025 at 17:45 UTC, a magnitude M2.8 earthquake occurred near BIO-BIO, CHILE (Chile). With a focal depth of about 28 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 37 earthquakes, the strongest at M3.8.

Details

Magnitude
M2.8
Depth
27.7 km
UTC time
2025-08-29 17:45:42 UTC
Local time
—
Country
Chile
City
Región del Biobío
Source
emsc
Coordinates
-38.19000, -73.45000
Temperature
12.9°C

Map

Depth profile

Depth profile Depth: 27.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 27.7 km
Shallow
27.7 km
27.7 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

  • Tolhuaca
    Distance: 158 km ·Stratovolcano ·Elevation: 2'739 m ·Last eruption: -4000 ·Chile
  • Llaima
    Distance: 160 km ·Stratovolcano ·Elevation: 3'125 m ·Last eruption: 2009 ·Chile
  • Lonquimay
    Distance: 164 km ·Stratovolcano ·Elevation: 2'832 m ·Last eruption: 1990 ·Chile
  • Callaqui
    Distance: 178 km ·Stratovolcano ·Elevation: 3'099 m ·Last eruption: 1980 ·Chile
  • Caburgua-Huelemolle
    Distance: 189 km ·Volcanic field ·Elevation: 1'652 m ·Last eruption: -5050 ·Chile
  • Sollipulli
    Distance: 189 km ·Caldera ·Elevation: 2'282 m ·Last eruption: 1240 ·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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