Magnitude
M3.3
- Depth
- 34.1 km
- Source
- EMSC
Biobio Region · Tirúa
Country overviewChile · Biobio Region
M3.3 Earthquake near Tirúa, Biobio Region (Chile)
Map
About this earthquake
On September 29, 2026 at 23:40 UTC, a magnitude M3.3 earthquake occurred near Tirúa, Biobio Region (Chile). With a focal depth of about 34 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: 21 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.
Details
ID
adc13327859d1b48ac50e2531e520dd4614efe44
Magnitude
M3.3
Depth
34.1 km
UTC time
2026-09-29 23:40:46 UTC
Local time
—
Country
State
City
County
Source
emsc
Coordinates
-38.39000,
-73.47000
Temperature
10.0°C
Depth profile
Shallow
34.1 km
34.1 km — shallower than the regional average (99.7 km)
Regional average: 99.7 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
-
Villarrica Activity reported
Chile
Context for this earthquake
05 Oct 2025 – 05 Oct 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 profileHistoric earthquake map · Chile
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Country statistics · Chile
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Stats (last 24h)
Global (24h)
621
Country (24h)
Chile
21
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