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Argentina · San Juan

M3.5 Earthquake near 25 de Mayo, San Juan (Argentina)

UTC time: 2026-09-20 16:21:16 UTC Local time: —

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About this earthquake

On September 20, 2026 at 16:21 UTC, a magnitude M3.5 earthquake occurred near 25 de Mayo, San Juan (Argentina). The earthquake originated at an intermediate depth of about 102 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: 10 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

ID
21d24e3f8cec901e36400d8bc3201df112c47be8
Magnitude
M3.5
Depth
102.0 km
UTC time
2026-09-20 16:21:16 UTC
Local time
—
Country
Argentina
State
San Juan
City
25 de Mayo
County
25 de Mayo
Source
emsc
Coordinates
-32.23000, -67.44000
Temperature
30.8°C

Depth profile

Depth profile Depth: 102 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 102 km
Intermediate
102 km
102 km — shallower than the regional average (142.4 km)
Regional average: 142.4 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

  • Tupungatito
    Distance: 257 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 287 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 309 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 349 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 374 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Risco Plateado
    Distance: 380 km ·Stratovolcano ·Elevation: 4'999 m ·Argentina

San Juan

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 400 Catalogue entries

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

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Historic earthquake map · Argentina

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Country statistics · Argentina

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