Magnitude
M3.1
- Depth
- 50.7 km
- Source
- EMSC
OFFSHORE ANTOFAGASTA, CHILE
Country overviewChile
M3.1 Earthquake near OFFSHORE ANTOFAGASTA, CHILE (Chile)
Map
About this earthquake
On December 28, 2025 at 13:11 UTC, a magnitude M3.1 earthquake occurred near OFFSHORE ANTOFAGASTA, CHILE (Chile). With a focal depth of about 51 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: 31 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.
Details
ID
179daafbc9caba4cc920f806ccd4ea58b9c63158
Magnitude
M3.1
Depth
50.7 km
UTC time
2025-12-28 13:11:48 UTC
Local time
—
Country
Source
emsc
Coordinates
-21.42000,
-70.11000
Temperature
18.9°C
Depth profile
Shallow
50.7 km
50.7 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
Chile
Context for this earthquake
08 Sep 2025 – 08 Sep 2026 · M ≥ 3.0 · 2,736 Catalogue entries
Of 2,735 other entries for this area and period, 1,882 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)
603
Country (24h)
Chile
31
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