M4.0 Depth: 17.2 km

M4.0 Earthquake near Santa Rosa de Lima, Oaxaca (Mexico)

UTC time: 2026-08-20 02:56:16 UTC Local time:

About this earthquake

On August 20, 2026 at 02:56 UTC, a magnitude M4.0 earthquake occurred near Santa Rosa de Lima, Oaxaca (Mexico). The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Mexico: over the past 24 hours, QuakeMap24 logged 4 earthquakes, the strongest at M4.6.

Details

Magnitude
M4.0
Depth
17.2 km
UTC time
2026-08-20 02:56:16 UTC
Local time
Country
State
County
Village
Santa Rosa de Lima
Source
emsc
Coordinates
16.07500, -97.61000
Temperature
29.0°C

Map

Depth profile

Depth profile Depth: 17.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.2 km
Shallow
17.2 km
17.2 km — shallower than the regional average (45 km)
Regional average: 45 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: 331 km ·Stratovolcano ·Elevation: 5'564 m ·Last eruption: 1846 ·Mexico
  • Popocatepetl
    Distance: 345 km ·Stratovolcano(es) ·Elevation: 5'393 m ·Last eruption: 2026 ·Mexico
  • Malinche, La
    Distance: 354 km ·Stratovolcano ·Elevation: 4'461 m ·Last eruption: -1170 ·Mexico
  • Serdan-Oriental Volcanic Field
    Distance: 356 km ·Volcanic field ·Elevation: 3'485 m ·Last eruption: -3920 ·Mexico
  • Iztaccihuatl
    Distance: 362 km ·Stratovolcano ·Elevation: 5'230 m ·Mexico
  • San Martin
    Distance: 377 km ·Volcanic field ·Elevation: 1'660 m ·Last eruption: 1796 ·Mexico

Historic earthquake map · Mexico

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

Country statistics · Mexico

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

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