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Mexico · Chiapas

M4.2 Earthquake near Tonalá, Chiapas (Mexico)

UTC time: 2026-08-20 02:05:31 UTC Local time: —

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About this earthquake

A magnitude M4.2 earthquake was recorded near Tonalá, Chiapas (Mexico) on August 20, 2026 at 02:05 UTC. At around 106 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.

Details

ID
64df46044736bc0e468e20d6a56e5bc9095b3bd4
Magnitude
M4.2
Depth
105.8 km
UTC time
2026-08-20 02:05:31 UTC
Local time
—
Country
Mexico
State
Chiapas
City
Tonalá
County
Tonalá
Source
emsc
Coordinates
15.81000, -93.44100
Temperature
19.7°C

Depth profile

Depth profile Depth: 105.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 105.8 km
Intermediate
105.8 km
105.8 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

  • Tacana
    Distance: 161 km ·Stratovolcano ·Elevation: 4'064 m ·Last eruption: 1986 ·Mexico-Guatemala
  • Chichon, El
    Distance: 174 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • Tajumulco
    Distance: 186 km ·Stratovolcano ·Elevation: 4'203 m ·Guatemala
  • Santa Maria Activity reported
    Distance: 234 km ·Stratovolcano ·Elevation: 3'745 m ·Last eruption: 2026 ·Guatemala
  • Almolonga
    Distance: 235 km ·Stratovolcano ·Elevation: 3'173 m ·Last eruption: 1818 ·Guatemala
  • Toliman
    Distance: 276 km ·Stratovolcano(es) ·Elevation: 3'158 m ·Guatemala

Chiapas

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 135 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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