Back to map
M4.0 Depth: 135.2 km

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

UTC time: 2026-08-11 08:23:13 UTC Local time: —

About this earthquake

On August 11, 2026 at 08:23 UTC, a magnitude M4.0 earthquake occurred near Santa María Chimalapa, Oaxaca (Mexico). The earthquake originated at an intermediate depth of about 135 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Mexico: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Map

Depth profile

Depth profile Depth: 135.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 135.2 km
Intermediate
135.2 km
135.2 km — deeper than the regional average (44.8 km)
Regional average: 44.8 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: 112 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • San Martin
    Distance: 225 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Tacana
    Distance: 285 km ·Stratovolcano ·Elevation: 4'064 m ·Last eruption: 1986 ·Mexico-Guatemala
  • Tajumulco
    Distance: 308 km ·Stratovolcano ·Elevation: 4'203 m ·Guatemala
  • Almolonga
    Distance: 357 km ·Stratovolcano ·Elevation: 3'173 m ·Last eruption: 1818 ·Guatemala
  • Santa Maria
    Distance: 357 km ·Stratovolcano ·Elevation: 3'745 m ·Last eruption: 2026 ·Guatemala

Historic earthquake map · Mexico

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Mexico

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

Share