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Chile

M4.2 Earthquake near OFFSHORE BIO-BIO, CHILE (Chile)

UTC time: 2026-01-04 04:58:42 UTC Local time: —

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About this earthquake

On January 4, 2026 at 04:58 UTC, a magnitude M4.2 earthquake occurred near OFFSHORE BIO-BIO, CHILE (Chile). With a focal depth of about 27 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 30 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

ID
6b04dfcc527a992b3634668323271c65298f4d20
Magnitude
M4.2
Depth
26.8 km
UTC time
2026-01-04 04:58:42 UTC
Local time
—
Country
Chile
City
Región del Biobío
Source
emsc
Coordinates
-37.43000, -73.52000
Temperature
13.6°C

Depth profile

Depth profile Depth: 26.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 26.8 km
Shallow
26.8 km
26.8 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

Felt reports

3felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Jan 4, 2026, 5:06 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Callaqui
    Distance: 191 km ·Stratovolcano ·Elevation: 3'099 m ·Last eruption: 1980 ·Chile
  • Tolhuaca
    Distance: 191 km ·Stratovolcano ·Elevation: 2'739 m ·Last eruption: -4000 ·Chile
  • Antuco
    Distance: 192 km ·Stratovolcano ·Elevation: 2'979 m ·Last eruption: 1869 ·Chile
  • Lonquimay
    Distance: 200 km ·Stratovolcano ·Elevation: 2'832 m ·Last eruption: 1990 ·Chile
  • Chillan, Nevados de
    Distance: 200 km ·Stratovolcano ·Elevation: 3'180 m ·Last eruption: 2022 ·Chile
  • Llaima
    Distance: 210 km ·Stratovolcano ·Elevation: 3'125 m ·Last eruption: 2009 ·Chile

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, 286 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Chile

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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