16 Jan 2026, 16:41 UTC · Jan 16, 11:41 AM ET · PAGER green

M5.5 earthquake western Indian-Antarctic Ridge

A magnitude 5.5 earthquake struck western Indian-Antarctic Ridge at Jan 16, 11:41 AM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.

under 33–44–55–66+

Magnitude	5.5 mww
Time	16 Jan 2026, 16:41 UTC
Location	-50.096°, 114.201° – western Indian-Antarctic Ridge
Depth	10.0 km
Felt reports	0
Max. estimated intensity (MMI)	0.0
PAGER alert	green
USGS event	us7000rq3w

Within 100 km

Other earthquakes nearby this year

Mag.	Where	When (ET)	Depth	Felt
5.1	southeast Indian Ridge	Apr 10, 12:25 AM 191 d ago	10 km	–
5.1	western Indian-Antarctic Ridge	Jan 16, 12:52 PM 274 d ago	10 km	–
4.4	western Indian-Antarctic Ridge	Jan 14, 3:32 AM 277 d ago	10 km	–

FAQ

About this earthquake

How strong was the western Indian-Antarctic Ridge earthquake?

Magnitude 5.5 (mww), 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?

1 earthquakes within 100 km in the following two weeks are in our records, the strongest M5.1.

Earthquakes

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.