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M1.1 Depth: 32.9 km

M1.1 Earthquake near Northwest of Madagascar (France)

UTC time: 2025-08-21 20:37:39 UTC Local time: —

About this earthquake

A magnitude M1.1 earthquake was recorded near Northwest of Madagascar (France) on August 21, 2025 at 20:37 UTC. With a focal depth of about 33 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by IPGP and cross-checked across seismological networks. France: 33 earthquakes were recorded in the past 24 hours, the strongest reaching M2.2.

Details

Magnitude
M1.1
Depth
32.9 km
UTC time
2025-08-21 20:37:39 UTC
Local time
—
Country
France
City
Mayotte
Source
ipgp
Coordinates
-12.81930, 45.38120
Temperature
24.9°C

Map

Depth profile

Depth profile Depth: 32.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 32.9 km
Shallow
32.9 km
32.9 km — deeper than the regional average (5.7 km)
Regional average: 5.7 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

  • Mayotte
    Distance: 23 km ·Shield ·Elevation: 660 m ·Last eruption: -2050 ·France
  • Fani Maore
    Distance: 37 km ·Cone ·Elevation: -2'500 m ·Last eruption: 2019 ·France
  • Karthala
    Distance: 249 km ·Shield ·Elevation: 2'350 m ·Last eruption: 2007 ·Union of the Comoros
  • Grille, La
    Distance: 266 km ·Shield ·Elevation: 1'064 m ·Union of the Comoros

Historic earthquake map · France

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Country statistics · France

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

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