29 Aug 2026, 05:40 UTC · Aug 29, 1:40 AM ET

M5.1 earthquake Southwest Indian Ridge

A magnitude 5.1 earthquake struck Southwest Indian Ridge at Aug 29, 1:40 AM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.

M4.7 Southwest Indian RidgeM5.0 Southwest Indian RidgeM5.1 Southwest Indian Ridge
under 33–44–55–66+
Magnitude5.1 mb
Time29 Aug 2026, 05:40 UTC
Location-31.826°, 56.973° – Southwest Indian Ridge
Depth10.0 km
Felt reports0
USGS eventus7000tcs7
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.0Southwest Indian RidgeMar 22, 2:08 AM
209 d ago
10 km–
4.7Southwest Indian RidgeApr 4, 2:05 PM
195 d ago
10 km–
FAQ

About this earthquake

How strong was the Southwest Indian Ridge earthquake?

Magnitude 5.1 (mb), moderate – felt widely, some damage to weak buildings. Depth 10 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

No earthquakes within 100 km have followed so far in our records.

Earthquakes

More

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.

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M5.1 earthquake Southwest Indian Ridge — 77.today