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Chile · Magallanes and Chilean Antarctica Region

M4.2 Earthquake near Cape Horn, Magallanes and Chilean Antarctica Region (Chile)

UTC time: 2026-07-21 17:21:31 UTC Local time: —
Magnitude
M4.2
Depth
20.0 km
Source
EMSC

Magallanes and Chilean Antarctica Region · Cape Horn

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About this earthquake

On July 21, 2026 at 17:21 UTC, a magnitude M4.2 earthquake occurred near Cape Horn, Magallanes and Chilean Antarctica Region (Chile). With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 20 earthquakes, the strongest at M3.8.

Depth profile

Depth profile Depth: 20 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20 km
Shallow
20 km
20 km — shallower than the regional average (99.7 km)
Regional average: 99.7 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

  • Fueguino
    Distance: 164 km ·Lava dome(s) ·Elevation: 157 m ·Last eruption: 1820 ·Chile
  • Pali-Aike Volcanic Field
    Distance: 410 km ·Volcanic field ·Elevation: 282 m ·Last eruption: -5550 ·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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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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