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Mexico · Oaxaca

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

UTC time: 2026-10-01 08:16:44 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
M4.0
Depth
4.3 km
Source
EMSC

Oaxaca · Santa María Huazolotitlán

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About this earthquake

On October 1, 2026 at 08:16 UTC, a magnitude M4.0 earthquake occurred near Santa María Huazolotitlán, Oaxaca (Mexico). With a focal depth of about 4 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 data is provided by EMSC and cross-checked across seismological networks.

Depth profile

Depth profile Depth: 4.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.3 km
Shallow
4.3 km
4.3 km — shallower than the regional average (45.2 km)
Regional average: 45.2 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

  • Orizaba, Pico de
    Distance: 325 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Popocatepetl Activity reported
    Distance: 327 km ·Stratovolcano(es) ·Elevation: 5'393 m ·Last eruption: 2026 ·Mexico
  • Malinche, La
    Distance: 341 km ·Stratovolcano ·Elevation: 4'461 m ·Last eruption: -1170 ·Mexico
  • Iztaccihuatl
    Distance: 344 km ·Stratovolcano ·Elevation: 5'230 m ·Mexico
  • Serdan-Oriental Volcanic Field
    Distance: 348 km ·Volcanic field ·Elevation: 3'485 m ·Last eruption: -3920 ·Mexico
  • Chichinautzin
    Distance: 357 km ·Volcanic field ·Elevation: 3'938 m ·Last eruption: 399 ·Mexico

Oaxaca

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 215 Catalogue entries

Of 214 other entries for this area and period, 119 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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