Back to map
Mexico · Oaxaca

M4.0 Earthquake near San Miguel Chimalapa, Oaxaca (Mexico)

UTC time: 2026-03-31 02:39:17 UTC Local time: —
Magnitude
M4.0
Depth
116.3 km
Source
EMSC

Oaxaca · San Miguel Chimalapa

Country overview

Map

About this earthquake

On March 31, 2026 at 02:39 UTC, a magnitude M4.0 earthquake occurred near San Miguel Chimalapa, Oaxaca (Mexico). At around 116 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 event was recorded by EMSC. Mexico: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M4.2.

Details

ID
8c510eab272dd16e8aed76e0093b7875cee66526
Magnitude
M4.0
Depth
116.3 km
UTC time
2026-03-31 02:39:17 UTC
Local time
—
Country
Mexico
State
Oaxaca
City
San Miguel Chimalapa
County
San Miguel Chimalapa
Source
emsc
Coordinates
16.65000, -94.40700
Temperature
28.5°C

Depth profile

Depth profile Depth: 116.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 116.3 km
Intermediate
116.3 km
116.3 km — deeper than the regional average (45.7 km)
Regional average: 45.7 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: 148 km ·Lava dome(s) ·Elevation: 1'150 m ·Last eruption: 1982 ·Mexico
  • San Martin
    Distance: 229 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Tacana
    Distance: 298 km ·Stratovolcano ·Elevation: 4'064 m ·Last eruption: 1986 ·Mexico-Guatemala
  • Tajumulco
    Distance: 322 km ·Stratovolcano ·Elevation: 4'203 m ·Guatemala
  • Santa Maria Activity reported
    Distance: 371 km ·Stratovolcano ·Elevation: 3'745 m ·Last eruption: 2026 ·Guatemala
  • Almolonga
    Distance: 371 km ·Stratovolcano ·Elevation: 3'173 m ·Last eruption: 1818 ·Guatemala

Oaxaca

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 214 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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