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Bolivia · Potosí

M4.2 Earthquake near Municipio San Agustin, Potosí (Bolivia)

UTC time: 2026-10-04 12:07:54 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.2
Depth
169.1 km
Source
USGS

Potosí · Municipio San Agustin

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About this earthquake

On October 4, 2026 at 12:07 UTC, a magnitude M4.2 earthquake occurred near Municipio San Agustin, Potosí (Bolivia). The earthquake originated at an intermediate depth of about 169 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS. Bolivia: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M4.2.

Depth profile

Depth profile Depth: 169.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 169.1 km
Intermediate
169.1 km
169.1 km — close to the regional average (188.7 km)
Regional average: 188.7 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

  • Olca-Paruma
    Distance: 105 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Putana
    Distance: 129 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Irruputuncu
    Distance: 130 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Sairecabur
    Distance: 148 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 159 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Guayaques
    Distance: 163 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia

Potosí

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 200 Catalogue entries

Of 199 other entries for this area and period, 22 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Bolivia

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Country statistics · Bolivia

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