1 Apr 2026, 08:42 UTC · Apr 1, 4:42 AM ET

M4.9 earthquake western Indian-Antarctic Ridge

A magnitude 4.9 earthquake struck western Indian-Antarctic Ridge at Apr 1, 4:42 AM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.1 western Indian-Antarctic RidgeM4.2 western Indian-Antarctic RidgeM4.2 western Indian-Antarctic RidgeM4.4 western Indian-Antarctic RidgeM4.4 western Indian-Antarctic RidgeM4.4 western Indian-Antarctic RidgeM4.4 western Indian-Antarctic RidgeM4.5 western Indian-Antarctic RidgeM4.5 western Indian-Antarctic RidgeM4.5 western Indian-Antarctic RidgeM4.6 western Indian-Antarctic RidgeM4.9 western Indian-Antarctic RidgeM5.1 western Indian-Antarctic Ridge
under 33–44–55–66+
Magnitude4.9 mb
Time1 Apr 2026, 08:42 UTC
Location-47.734°, 115.976° – western Indian-Antarctic Ridge
Depth10.0 km
Felt reports0
USGS eventus7000s9br
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.1western Indian-Antarctic RidgeMar 30, 6:14 AM
200 d ago
10 km–
4.6western Indian-Antarctic RidgeApr 29, 2:34 AM
171 d ago
10 km–
4.5western Indian-Antarctic RidgeJul 27, 4:40 PM
81 d ago
10 km–
4.5western Indian-Antarctic RidgeFeb 23, 9:43 PM
235 d ago
10 km–
4.5western Indian-Antarctic RidgeNov 16, 1:15 AM
335 d ago
10 km–
4.4western Indian-Antarctic RidgeNov 29, 6:12 AM
321 d ago
10 km–
4.4western Indian-Antarctic RidgeNov 18, 4:07 AM
333 d ago
10 km–
4.4western Indian-Antarctic RidgeOct 24, 6:59 PM
357 d ago
10 km–
4.4western Indian-Antarctic RidgeOct 14, 9:21 AM
367 d ago
10 km–
4.2western Indian-Antarctic RidgeMar 31, 3:55 PM
199 d ago
10 km–
4.2western Indian-Antarctic RidgeNov 10, 9:12 AM
340 d ago
10 km–
4.1western Indian-Antarctic RidgeOct 1, 12:42 AM
381 d ago
10 km–
FAQ

About this earthquake

How strong was the western Indian-Antarctic Ridge earthquake?

Magnitude 4.9 (mb), light – felt by most people nearby, rattling windows, rarely damage. 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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