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Mexico · Oaxaca

M4.1 Earthquake near Santa María Chimalapa, Oaxaca (Mexico)

UTC time: 2026-09-08 08:46:52 UTC Local time: —
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Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M4.1
Depth
139.5 km
Source
EMSC

Oaxaca · Santa María Chimalapa

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About this earthquake

On September 8, 2026 at 08:46 UTC, a magnitude M4.1 earthquake occurred near Santa María Chimalapa, Oaxaca (Mexico). At around 140 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks. Mexico: 8 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

ID
a28e676584826a76c7f7d22388d05923a0468761
Magnitude
M4.1
Depth
139.5 km
UTC time
2026-09-08 08:46:52 UTC
Local time
—
Country
Mexico
State
Oaxaca
City
Santa María Chimalapa
County
Santa María Chimalapa
Source
emsc
Coordinates
17.03700, -94.54700
Temperature
22.3°C

Depth profile

Depth profile Depth: 139.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 139.5 km
Intermediate
139.5 km
139.5 km — deeper than the regional average (44.7 km)
Regional average: 44.7 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: 144 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • San Martin
    Distance: 183 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Tacana
    Distance: 336 km ·Stratovolcano ·Elevation: 4'064 m ·Last eruption: 1986 ·Mexico-Guatemala
  • Tajumulco
    Distance: 359 km ·Stratovolcano ·Elevation: 4'203 m ·Guatemala
  • Orizaba, Pico de
    Distance: 363 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Naolinco Volcanic Field
    Distance: 382 km ·Volcanic field ·Elevation: 2'000 m ·Last eruption: 1145 ·Mexico

Oaxaca

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 3.0 · 210 Catalogue entries

Of 209 other entries for this area and period, 60 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Mexico

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Country statistics · Mexico

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

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