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Mexico · Oaxaca

M4.1 Earthquake near San Juan Cotzocón, Oaxaca (Mexico)

UTC time: 2026-08-27 11:31:41 UTC Local time: —

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About this earthquake

A magnitude M4.1 earthquake was recorded near San Juan Cotzocón, Oaxaca (Mexico) on August 27, 2026 at 11:31 UTC. The earthquake originated at an intermediate depth of about 121 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC.

Details

ID
4e5e4daf5009b9e25b7933248d421485b41df214
Magnitude
M4.1
Depth
121.2 km
UTC time
2026-08-27 11:31:41 UTC
Local time
—
Country
Mexico
State
Oaxaca
City
San Juan Cotzocón
County
San Juan Cotzocón
Source
emsc
Coordinates
17.52700, -95.28500
Temperature
22.6°C

Depth profile

Depth profile Depth: 121.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 121.2 km
Intermediate
121.2 km
121.2 km — deeper than the regional average (45.6 km)
Regional average: 45.6 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

  • San Martin
    Distance: 115 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Chichon, El
    Distance: 219 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • Orizaba, Pico de
    Distance: 268 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Naolinco Volcanic Field
    Distance: 290 km ·Volcanic field ·Elevation: 2'000 m ·Last eruption: 1145 ·Mexico
  • Serdan-Oriental Volcanic Field
    Distance: 301 km ·Volcanic field ·Elevation: 3'485 m ·Last eruption: -3920 ·Mexico
  • Humeros, Los
    Distance: 331 km ·Caldera(s) ·Elevation: 3'150 m ·Last eruption: -4470 ·Mexico

Oaxaca

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 214 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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