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Mexico

M4.3 Earthquake near OAXACA, MEXICO (Mexico)

UTC time: 2025-08-21 06:35:30 UTC Local time: —

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About this earthquake

On August 21, 2025 at 06:35 UTC, a magnitude M4.3 earthquake occurred near OAXACA, MEXICO (Mexico). With a focal depth of about 39 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 event was recorded by EMSC. Mexico: 2 earthquakes were recorded in the past 24 hours, the strongest reaching M4.2.

Details

ID
a69412429d307a4184aaa8b5c565c2685262da15
Magnitude
M4.3
Depth
38.6 km
UTC time
2025-08-21 06:35:30 UTC
Local time
—
Country
Mexico
City
Oaxaca
Source
emsc
Coordinates
16.53110, -97.29160
Temperature
21.5°C

Depth profile

Depth profile Depth: 38.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 38.6 km
Shallow
38.6 km
38.6 km — close to 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: 278 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Serdan-Oriental Volcanic Field
    Distance: 305 km ·Volcanic field ·Elevation: 3'485 m ·Last eruption: -3920 ·Mexico
  • Malinche, La
    Distance: 310 km ·Stratovolcano ·Elevation: 4'461 m ·Last eruption: -1170 ·Mexico
  • Popocatepetl
    Distance: 311 km ·Stratovolcano(es) ·Elevation: 5'393 m ·Last eruption: 2026 ·Mexico
  • San Martin
    Distance: 317 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico
  • Iztaccihuatl
    Distance: 327 km ·Stratovolcano ·Elevation: 5'230 m ·Mexico

Historic earthquake map · Mexico

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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.

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