Magnitude
M3.5
- Depth
- 83.5 km
- Source
- EMSC
Región del Biobío
Country overviewChile
M3.5 Earthquake near BIO-BIO, CHILE (Chile)
Map
About this earthquake
A magnitude M3.5 earthquake was recorded near BIO-BIO, CHILE (Chile) on October 1, 2025 at 11:53 UTC. The earthquake originated at an intermediate depth of about 84 km. Shaking of this size is frequently noticed but usually harmless.
The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 28 earthquakes, the strongest at M4.3.
Details
ID
558af8a75436b2a78362d71211f522b053e9eb31
Magnitude
M3.5
Depth
83.5 km
UTC time
2025-10-01 11:53:20 UTC
Local time
—
Country
City
Source
emsc
Coordinates
-37.95000,
-72.10000
Temperature
14.8°C
Depth profile
Intermediate
83.5 km
83.5 km — close to the regional average (99.4 km)
Regional average: 99.4 km
Why depth matters
Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.
Depth classes per USGS
Volcanoes nearby
Chile
Context for this earthquake
10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 2,744 Catalogue entries
Of 2,743 other entries for this area and period, 881 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.
Open seismic profileHistoric earthquake map · Chile
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Country statistics · Chile
View earthquake KPIs, strongest and latest events, and averages for this country.
Stats (last 24h)
Global (24h)
638
Country (24h)
Chile
28
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