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M4.0 Depth: 128.4 km

M4.0 Earthquake near Santa María Chimalapa, Oaxaca (Mexico)

UTC time: 2026-02-08 08:34:39 UTC Local time: —

About this earthquake

A magnitude M4.0 earthquake was recorded near Santa María Chimalapa, Oaxaca (Mexico) on February 8, 2026 at 08:34 UTC. At around 128 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by EMSC and cross-checked across seismological networks.

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Depth profile

Depth profile Depth: 128.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 128.4 km
Intermediate
128.4 km
128.4 km — deeper than the regional average (46 km)
Regional average: 46 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

  • Chichon, El
    Distance: 116 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • San Martin
    Distance: 185 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Tacana
    Distance: 323 km ·Stratovolcano ·Elevation: 4'064 m ·Last eruption: 1986 ·Mexico-Guatemala
  • Tajumulco
    Distance: 346 km ·Stratovolcano ·Elevation: 4'203 m ·Guatemala
  • Orizaba, Pico de
    Distance: 378 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Naolinco Volcanic Field
    Distance: 391 km ·Volcanic field ·Elevation: 2'000 m ·Last eruption: 1145 ·Mexico

Historic earthquake map · Mexico

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