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Chile · Biobio Region

M3.0 Earthquake near Tirúa, Biobio Region (Chile)

UTC time: 2026-09-08 23:00:55 UTC Local time: —

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About this earthquake

On September 8, 2026 at 23:00 UTC, a magnitude M3.0 earthquake occurred near Tirúa, Biobio Region (Chile). With a focal depth of about 28 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 event was recorded by EMSC. Chile: 30 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

ID
629e0be1072201ecdf2a328a07950778d92f2fdc
Magnitude
M3.0
Depth
28.1 km
UTC time
2026-09-08 23:00:55 UTC
Local time
—
Country
Chile
State
Biobio Region
City
Tirúa
County
Provincia de Arauco
Source
emsc
Coordinates
-38.24000, -73.44000
Temperature
9.2°C

Depth profile

Depth profile Depth: 28.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28.1 km
Shallow
28.1 km
28.1 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

  • Tolhuaca
    Distance: 157 km ·Stratovolcano ·Elevation: 2'739 m ·Last eruption: -4000 ·Chile
  • Llaima
    Distance: 157 km ·Stratovolcano ·Elevation: 3'125 m ·Last eruption: 2009 ·Chile
  • Lonquimay
    Distance: 162 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: 185 km ·Volcanic field ·Elevation: 1'652 m ·Last eruption: -5050 ·Chile
  • Villarrica Activity reported
    Distance: 185 km ·Stratovolcano ·Elevation: 2'847 m ·Last eruption: 2025 ·Chile

Chile

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 3.0 · 2,736 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

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Country statistics · Chile

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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