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Chile · Santiago Metropolitan Region

M4.2 Earthquake near San Pedro, Santiago Metropolitan Region (Chile)

UTC time: 2026-10-28 12:52:12 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
46.0 km
Source
EMSC

Santiago Metropolitan Region · San Pedro

Country overview

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About this earthquake

On October 28, 2026 at 12:52 UTC, a magnitude M4.2 earthquake occurred near San Pedro, Santiago Metropolitan Region (Chile). With a focal depth of about 46 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 event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 28 earthquakes, the strongest at M4.2.

Depth profile

Depth profile Depth: 46 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 46 km
Shallow
46 km
46 km — shallower than the regional average (99.9 km)
Regional average: 99.9 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

  • Palomo
    Distance: 119 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • San Jose
    Distance: 130 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Tinguiririca
    Distance: 131 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile
  • Maipo
    Distance: 137 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 146 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Tupungatito
    Distance: 149 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina

Chile

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 2,749 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Chile

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Country statistics · Chile

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

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