Magnitude
M3.5
- Depth
- 23.2 km
- Source
- EMSC
OFFSHORE BIO-BIO, CHILE
Country overviewChile
M3.5 Earthquake near OFFSHORE BIO-BIO, CHILE (Chile)
Map
About this earthquake
On October 30, 2025 at 02:16 UTC, a magnitude M3.5 earthquake occurred near OFFSHORE BIO-BIO, CHILE (Chile). With a focal depth of about 23 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 M4.2.
Details
ID
abb31b2bec2ac24d891b59422c5be12e1f3da21c
Magnitude
M3.5
Depth
23.2 km
UTC time
2025-10-30 02:16:40 UTC
Local time
—
Country
Source
emsc
Coordinates
-37.11000,
-73.85000
Temperature
13.4°C
Depth profile
Shallow
23.2 km
23.2 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
Chile
Context for this earthquake
09 Sep 2025 – 09 Sep 2026 · M ≥ 3.0 · 2,742 Catalogue entries
Of 2,741 other entries for this area and period, 878 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
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Stats (last 24h)
Global (24h)
627
Country (24h)
Chile
22
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